• Technical Conference: 

    9 - 14 May 2021

  • Exhibition: 

    11 – 13 May 2021

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Schedule

Schedule

Thursday, 14 May

All Times are (UTC - 00:00)

8:00 - 10:00 (UTC - 00:00)

Symp: Single-shot Ultrafast Imaging (JTh1G)
Presider: Lihong Wang

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Special Symposium
8:00 - 8:30
Extension of STAMP technology for single-shot imaging of ultrafast laser-matter interactions (JTh1G.1)
Presenter: Keiichi Nakagawa, University of Tokyo

We present the current development and applications of sequentially timed all-optical mapping photography (STAMP), and show multi-timescale imaging, named nesting high-speed videography, based on the combination of ultrafast optical imaging and high-speed camera.

Authors:Keiichi Nakagawa/University of Tokyo Takakazu Suzuki/Keio University Takao Saiki/University of Tokyo Fumihiko Kannari/Keio University


Invited
  Paper
8:30 - 9:00
(Withdrawn) Femtosecond videography using the FRAME technique (JTh1G.2)
Presenter: Elias Kristensson, Lunds Universitet

FRAME is a laser-based multiplexed imaging technique that can provide femtosecond videography. This talk will describe the working principles of FRAME and its advantages for spectroscopic investigations of non-repetitive ultrafast transient events.

Authors:Elias Kristensson/Lunds Universitet


Invited
9:00 - 9:30
Compressed Ultrafast Photography: Imaging Light-Speed Events in a Snapshot (JTh1G.3)
Presenter: Jinyang Liang, Institut National de la Recherche Scientifique

We review the operating principle of compressed ultrafast photography (CUP)—the world’s fastest single-shot receive-only 2D imaging modality. We will also discuss representative recent advances of CUP in hardware improvement, software development, and application exploration.

Authors:Jinyang Liang/Institut National de la Recherche Scientifique


Invited
  Paper
9:30 - 10:00
Multi-Tap Charge Modulator Based Ultra-Fast Computational CMOS Image Sensors for Single-Shot and Repeatable Image Acquisition (JTh1G.4)
Presenter: Keiichiro Kagawa, Shizuoka University

A computational CMOS image sensor with programmable temporal shutters is developed. The macro-pixel structure enables to utilize ordinary single-aperture lenses. The pixel is based on the lateral electric-field charge modulator (LEFM) with a sub-nanosecond response.

Authors:Keiichiro Kagawa/Shizuoka University


Invited
  Paper

Chip Based Sensing (STh1N)
Presider: Eric Zhang, IBM T. J. Watson Research Center

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8:00 - 9:00
Stabilizing Chip-scale Combs and Infrared Sources: A Metrological View on the Molecular World (STh1N.1)
Presenter: Paolo De Natale, Istituto Nazionale di Ottica-CNR

Tight stabilization of infrared sources is proving to be a key technology for opening this broad window to unprecedented measurements in molecular samples in a wide range of thermodynamic conditions.
Since 2007 Paolo De Natale is the director of the Italian National Institute of Optics (CNR-INO). PDN main achievements include the development and phase control of metrological-grade infrared single- and multi-frequency (comb) source as well as a novel high-sensitivity spectroscopy technique (SCaR). PDN is Fellow of IEEE and OSA

Authors:Francesco Cappelli/Istituto Nazionale di Ottica-CNR Luigi Consolino/Istituto Nazionale di Ottica-CNR Simone Borri/Istituto Nazionale di Ottica-CNR Saverio Bartalini/Istituto Nazionale di Ottica-CNR Pablo Cancio/Istituto Nazionale di Ottica-CNR Iacopo Galli/Istituto Nazionale di Ottica-CNR Davide Mazzotti/Istituto Nazionale di Ottica-CNR Paolo De Natale/Istituto Nazionale di Ottica-CNR


Tutorial
  Paper
9:00 - 9:15
High-Resolution and Gapless Dual Comb Spectroscopy with Current-Tuned Quantum Cascade Lasers (STh1N.2)
Presenter: Michele Gianella, Empa

We measured gapless, high-resolution absorption spectra spanning 55 cm-1 by simultaneous current-modulation of two quantum cascade laser frequency combs. Detector noise limited spectra were obtained in as little as 10 ms with a resolution of a few MHz.

Authors:Michele Gianella/Empa Akshay Nataraj/Empa Béla Tuzson/Empa Jérôme Faist/ETH Zurich Lukas Emmenegger/Empa

  Paper
9:15 - 9:30
On-Chip Dispersion Spectroscopy of CO2 Using a Mid-Infrared Microring Resonator (STh1N.3)
Presenter: Floria Ottonello-Briano, Kungliga Tekniska Hogskolan

We demonstrate on-chip molecular fingerprinting by measuring the refractive index dispersion of gas in the mid-IR using a thermally tuned suspended silicon microring resonator. We show CO2 sensing down to 1000 ppm at 4.23 µm wavelength.

Authors:Floria Ottonello-Briano/Kungliga Tekniska Hogskolan Carlos Errando-Herranz/Kungliga Tekniska Hogskolan Kristinn Gylfason/Kungliga Tekniska Hogskolan

  Paper
9:30 - 9:45
Ultra-Sensitive and High Figure of Merit Interferometric Biosensors Using Dispersion Effects in Porous Waveguides (STh1N.4)
Presenter: Judson Ryckman, Clemson University

We report an interferometric biosensor that theoretically and experimentally exceeds the sensitivity predicted by bulk effective medium theory. The devices are realized by engineering dispersion effects in high confinement factor multilayer porous silicon rib waveguides.

Authors:Tahmid Hassan Talukdar/Clemson University Ivan Kravchenko/Oak Ridge National Laboratory Judson Ryckman/Clemson University

  Paper
9:45 - 10:00
Nanophotonic Biomolecular Sensor with Passive Molecule Trapping Functionality (STh1N.5)
Presenter: Xianglong Miao, University at Buffalo

We experimentally demonstrate a nanophotonic biomolecular sensor which can passively concentrate and trap biomolecules in a drying analyte solution to regions of device structures where the field is highly enhanced, leading to improved sensing performance.

Authors:Xianglong Miao/University at Buffalo Lingyue Yan/University at Buffalo Yun Wu/University at Buffalo Peter Liu/University at Buffalo

  Paper

Quantum Channels (FTh1D)
Presider: Peter Mosley, University of Bath

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8:00 - 8:15
Operation of Semiconductor Telecom Entangled Photon Sources Over Installed Fiber Networks (FTh1D.1)
Presenter: Jan Huwer, Toshiba Research Europe Ltd

We show deployment of a tunable telecom entangled photon source based on semiconductor quantum dots in an installed fiber network. We further report about network integration of a pulsed device operating at GHz clock rates.

Authors:Jan Huwer/Toshiba Research Europe Ltd Ziheng Xiang/Toshiba Research Europe Ltd Ginny Shooter/Toshiba Research Europe Ltd Joanna Skiba-Szymanska/Toshiba Research Europe Ltd Tina Müller/Toshiba Research Europe Ltd David Ellis/Toshiba Research Europe Ltd Matthew Anderson/Toshiba Research Europe Ltd Jonathan Müller/Toshiba Research Europe Ltd Thomas Mitchell/University of Cambridge Jonathan Griffiths/University of Cambridge Mark Stevenson/Toshiba Research Europe Ltd Andrey Krysa/University of Sheffield Jon Heffernan/University of Sheffield Ian Farrer/University of Sheffield David Ritchie/University of Cambridge Andrew Shields/Toshiba Research Europe Ltd

  Paper
8:15 - 8:30
Adaptive Bandwidth Management for Entanglement Distribution in a Fully-connected Fiber-optic Network (FTh1D.2)
Presenter: Navin Lingaraju, Purdue University

By using wavelength-selective switches to flexibly allocate source bandwidth across multiple users for entanglement distribution over a fiber-optic network, we accommodate both channels with disparate losses and requests for differentiated service.

Authors:Navin Lingaraju/Purdue University Hsuan-Hao Lu/Purdue University Suparna Seshadri/Purdue University Daniel Leaird/Purdue University Andrew Weiner/Purdue University Joseph Lukens/Oak Ridge National Laboratory

  Paper
8:30 - 8:45
Entanglement Preservation Based on Classical Correlations (FTh1D.3)
Presenter: Daniel Jones, U.S. Army Research Laboratory

Entanglement suffers from noise in quantum channels. Noise originating from bit-flip and phase-flip errors has intrinsically different classical correlations. We find that these can be effectively explored when recovering entanglement by procrustean filtering.

Authors:Daniel Jones/U.S. Army Research Laboratory Gabriele Riccardi/University of L'Aquila Brian Kirby/U.S. Army Research Laboratory Cristian Antonelli/University of L'Aquila Michael Brodsky/U.S. Army Research Laboratory

  Paper
8:45 - 9:00
Concurrent Quantum State Transfer and Random Channel Sniffing (FTh1D.4)
Presenter: Bahaa Saleh, University Of Central Florida

Harnessing the interplay between polarization and temporal degrees of freedom, the quantum polarization state of a single photon can be transferred with high fidelity through a polarization-drifting channel whose stochastic parameters are concurrently estimated.

Authors:Salem Hegazy/Cairo University Salah Obayya/Zewail Univ of Science and Technology Bahaa Saleh/University Of Central Florida

  Paper
9:00 - 9:15
Distillation of Gaussian Einstein-Podolsky-Rosen steering (FTh1D.5)
Presenter: Xiaolong Su, Shanxi University

Einstein-Podolsky-Rosen (EPR) steering is a useful resource for secure quantum communication. We experimentally demonstrate the distillation of Gaussian Einstein-Podolsky-Rosen steering by noiseless linear amplification. The results show that the Gaussian EPR steering is increased.

Authors:Yang Liu/Shanxi University Kaimin Zheng/Nanjing University Haijun Kang/Shanxi University Dongmei Han/Shanxi University Lijian Zhang/Nanjing University Xiaolong Su/Shanxi University Kunchi Peng/Shanxi University

  Paper
9:15 - 9:30
Loophole-Free Test of Einstein-Podolsky-Rosen Steering with One Bit of Faster-than-Light Communication (FTh1D.6)
Presenter: Michael Mazurek, NIST Boulder

The communication cost for classically simulating Einstein-Podolsky-Rosen (EPR) steering correlations quantifies their strength. We report a loophole-free demonstration of EPR steering correlations requiring more than one faster-than-light bit to simulate.

Authors:Michael Mazurek/NIST Boulder Yu Xiang/Peking University Martin Stevens/NIST Boulder Joshua Bienfang/NIST Boulder Michael Wayne/NIST Boulder Carlos Abellán/Barcelona Institute of Science and Technology Waldimar Amaya/Barcelona Institute of Science and Technology Morgan Mitchell/Barcelona Institute of Science and Technology Richard Mirin/NIST Boulder Sae Woo Nam/NIST Boulder Qiongyi He/Peking University Lynden Shalm/NIST Boulder Howard Wiseman/Griffith University

  Paper
9:30 - 9:45
Continuous-variable Quantum Teleportation of States Multiplexed in Time Domain (FTh1D.7)
Presenter: Baramee Charoensomutamon, the University of Tokyo

We develop fast and programmable phase switching of local oscillators of homodyne measurements suitable for time-domain multiplexed one-way quantum computation. Using this technique, we demonstrate quantum teleportation of EPR states multiplexed in time.

Authors:Baramee Charoensomutamon/the University of Tokyo Warit Asavanant/the University of Tokyo Tomohiro Nakamura/the University of Tokyo Takeru Ebihara/the University of Tokyo Shota Yokoyama/University of New South Wales Rafael Alexander/University of New Mexico Nicolas Menicucci/RMIT University Mamoru Endo/the University of Tokyo Jun-ichi Yoshikawa/the University of Tokyo Hidehiro Yonezawa/University of New South Wales Akira Furusawa/the University of Tokyo

  Paper
9:45 - 10:00
Entanglement Distribution Using a Number State and a Beam Splitter (FTh1D.8)
Presenter: James Franson, University of Maryland Baltimore County

We show that a photon number state incident on a beam splitter will create a phase-entangled state that violates Bell’s inequality. This approach may have practical applications in quantum communications and quantum key distribution.

Authors:James Franson/University of Maryland Baltimore County Saurabh Shringarpure/University of Maryland Baltimore County

  Paper

Optical Phenomena in Metasurfaces (FTh1C)
Presider: Sushil Mujumdar, Tata Institute of Fundamental Research

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8:00 - 8:30
Optical Forces in Complex Nanostructures (FTh1C.1)
Presenter: Simon Hanna, University of Bristol

Large forces and torques are generated when light is scattered from metamaterial surfaces. Here we explore how refractive-index patterning may be used to optimise such forces and torques, for applications in optically driven micro-machines.

Authors:Simon Hanna/University of Bristol


Invited
  Paper
8:30 - 8:45
Nonlinear Geometric Phase Gradient Metasurfaces beyond the Dipole Approximation (FTh1C.2)
Presenter: Sylvain Gennaro, Sandia National Laboratories

In this work, we identify the role of higher order antenna’s modes on a metasurface’s Pancharatnam – Berry phase by investigating second harmonic light scattering from two metasurfaces exhibiting dipolar and quadrupolar radiation.

Authors:Sylvain Gennaro/Sandia National Laboratories Yi Li/Southern University of Science and Technology Stefan Maier/Ludwig-Maximilians Universitat Rupert Oulton/Imperial College London

  Paper
8:45 - 9:00
Electrically Tunable Second Harmonic Generation Enhancement on a Parametrically Excited Metasurface (FTh1C.3)
Presenter: Xuexue Guo, Pennsylvania State University

Leveraging the resonantly enhanced parametric excitation of amorphous silicon metasurface, we achieved second harmonic generation (SHG) with ultra-high ON/OFF ratio of 15000. It provides a compact and electrically tunable approach to boosting and dynamically controlling SHG.

Authors:Xuexue Guo/Pennsylvania State University Yimin Ding/Pennsylvania State University Xingjie Ni/Pennsylvania State University

  Paper
9:00 - 9:15
Room-Temperature Lasing Action from All-dielectric Metasurfaces Near Bound States in the Continuum (FTh1C.4)
Presenter: Shaimaa Azzam, Purdue University

We demonstrate lasing action in the visible from an all-dielectric metasurface. A low laser threshold is achieved with a high-Q resonance due to operation at the near bound states in the continuum (BIC) regime.

Authors:Shaimaa Azzam/Purdue University Krishnakali Chaudhuri/Purdue University Alexei Lagoutchev/Purdue University Young L. Kim/Purdue University Vladimir Shalaev/Purdue University Alexandra Boltasseva/Purdue University Alexander Kildishev/Purdue University

  Paper
9:15 - 9:30
High-Harmonic Generation in Dielectric Metasurfaces Empowered by Bound States in the Continuum (FTh1C.5)
Presenter: Sergey Kruk, Australian National University

We demonstrate nonlinear silicon metasurfaces empowered by collective localized modes governed by bound states in the continuum operating in mid-infrared spectral range. When being resonantly excited, the metasurfaces generate 3rd, 5th and 7th optical harmonics.

Authors:George Zograf/Australian National University Anastasia Zalogina/Australian National University Kirill Koshelev/Australian National University Duk-Yong Choi/Australian National University Viacheslav Korolev/Friedrich-Schiller University Jena Richard Hollinger/Friedrich-Schiller University Jena Daniil Kartashov/Friedrich-Schiller University Jena Michael Zürch/Friedrich-Schiller University Jena Christian Spielmann/Friedrich-Schiller University Jena Sergey Makarov/ITMO University Barry Luther-Davies/Australian National University Sergey Kruk/Australian National University Yuri Kivshar/Australian National University

  Paper
9:30 - 10:00
Lithium niobate metasurfaces for second-harmonic generation (FTh1C.6)
Presenter: Luca Carletti, Università degli Studi di Padova

We demonstrate monolithic lithium niobate metasurfaces for enhanced second-harmonic generation in the visible spectrum. Our approach offers a conversion efficiency above 5×10-5 with applications in novel nonlinear and quantum light sources.

Authors:Luca Carletti/Università degli Studi di Padova Attilio Zilli/Politecnico di Milano Fabio Moia/Istituto Italiano di Tecnologia Andrea Toma/Istituto Italiano di Tecnologia Marco Finazzi/Politecnico di Milano Michele Celebrano/Politecnico di Milano Costantino De Angelis/Politecnico di Milano Dragomir Neshev/The Australian National University

  Paper

Lithium Niobate Integrated Photonics (STh1F)
Presider: Alan Wang, Oregon State University

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8:00 - 8:15
Low-loss Thin Film Lithium Niobate Bonded on Silicon Nitride Waveguides (STh1F.1)
Presenter: Siddhartha Ghosh, MIT Lincoln Laboratory

We demonstrate heterogeneous integration of thin film LiNbO3 on Si3N4 photonic integrated circuits with SiO2, Al2O3 and direct bonding. We report record low losses in bonded ring resonators of 0.4 dB/cm (intrinsic Q = 8.19x105).

Authors:Siddhartha Ghosh/MIT Lincoln Laboratory Siva Yegnanarayanan/MIT Lincoln Laboratory Matthew Ricci/MIT Lincoln Laboratory Dave Kharas/MIT Lincoln Laboratory Paul Juodawlkis/MIT Lincoln Laboratory

  Paper
8:15 - 8:30
Electro-optic polarisation conversion at 0.8K in titanium in-diffused lithium niobate waveguides (STh1F.2)
Presenter: Frederik Thiele, Paderborn University

We demonstrate an electro-optic polarisation converter for 1550nm at cryogenic temperatures in titanium in-diffused lithium niobate waveguides. The switching voltage increases, the modulation depth remains unchanged, and we show operation up to 25MHz.

Authors:Frederik Thiele/Paderborn University Jan Philipp Hoepker/Paderborn University Moritz Bartnick/Paderborn University Felix vom Bruch/Paderborn University Harald Herrmann/Paderborn University Raimund Ricken/Paderborn University Victor Quiring/Paderborn University Christof Eigner/Paderborn University Christine Silberhorn/Paderborn University Tim Bartley/Paderborn University

  Paper
8:30 - 8:45
Hybrid Si3N4-LiNbO3 integrated platform for electro-optic conversion (STh1F.3)
Presenter: Mikhail Churaev, EPFL

We demonstrate the integration of a Si3N4 Damascene photonic platform with thin-film lithium niobate on insulator (LNOI), via direct wafer bonding. This process enables fabrication of hybrid χ(2)-χ(3) microresonators with Q∼10^6, as well as integrated travelling wave EO modulators.

Authors:Mikhail Churaev/EPFL Simon Hönl/IBM Research - Zurich Rui Ning Wang/EPFL Charles Möhl/IBM Research - Zurich Tianyi Liu/EPFL Connor Skehan/EPFL Johann Riemensberger/EPFL Daniele Caimi/IBM Research - Zurich Junqiu Liu/EPFL Paul Seidler/IBM Research - Zurich Tobias Kippenberg/EPFL

  Paper
8:45 - 9:00
Hybrid Silicon and Lithium Niobate Mach-Zehnder Modulators with High Bandwidth Operating at C-band and O-band (STh1F.4)
Presenter: Shihao Sun, Sun Yat-Sen University

We first demonstrate a hybrid silicon and lithium niobate Mach-Zehnder modulator operating at C-band and O-band simultaneously. The device shows high Electro-optic modulation efficiency and bandwidth beyond 70 GHz with ultra-wide band operation.

Authors:Shihao Sun/Sun Yat-Sen University Mingbo He/Sun Yat-Sen University Siyuan Yu/Sun Yat-Sen University Xinlun Cai/Sun Yat-Sen University

  Paper
9:00 - 9:30
Integrated Lithium Niobate Acousto-optic Frequency Shifter (STh1F.5)
Presenter: Linbo Shao, Harvard University

We demonstrate a 3-GHz acousto-optic frequency shifter on a thin-film lithium niobate platform, featuring over 30 dB carrier suppression. The active frequency shifting loop generates a frequency comb with 200 lines over 5 nm optical bandwidth.

Authors:Linbo Shao/Harvard University Neil Sinclair/Harvard University James Leatham/Raytheon Space & Airborne Systems Yaowen Hu/Harvard University Mengjie Yu/Harvard University Terry Turpin/9918 Evergreen Ave Devon Crowe/Raytheon Space & Airborne Systems Marko Loncar/Harvard University

  Paper
9:30 - 9:45
Acousto-optic modulation of photonic bound state in the continuum (STh1F.6)
Presenter: Zejie Yu, The Chinese University of Hong Kong

We demonstrated acousto-optic modulation of photonic bound state in the continuum on an etchless lithium niobate platform. We obtained coherent coupling between microwave and optical photons, exhibited by the observed electro-acousto-optically induced transparency and absorption.

Authors:Zejie Yu/The Chinese University of Hong Kong Xiankai Sun/The Chinese University of Hong Kong

  Paper
9:45 - 10:00
Hybrid two-dimensional-material photonics with bound states in the continuum (STh1F.7)
Presenter: Zejie Yu, The Chinese University of Hong Kong

We introduced a new scheme for integrating 2D materials with photonic integrated circuits by harnessing bound states in the continuum. We demonstrated efficient thermo-optic and electro-optic modulation on a hybrid graphene/LiNbO3 platform with this approach.

Authors:Zejie Yu/The Chinese University of Hong Kong Yi Wang/The Chinese University of Hong Kong Beilei Sun/The Chinese University of Hong Kong Yeyu Tong/The Chinese University of Hong Kong Jian-Bin Xu/The Chinese University of Hong Kong Hon Ki Tsang/The Chinese University of Hong Kong Xiankai Sun/The Chinese University of Hong Kong

  Paper

Optical Comb and Spectroscopic Applications I (STh1O)
Presider: Sungwon Chung, Neuralink Corporation

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8:00 - 8:15
Ultra-Broadband Silicon Photonic Interleaver for Massive Channel Count Frequency Combs (STh1O.1)
Presenter: Anthony Rizzo, Columbia University

We demonstrate an ultra-broadband interleaver operating over 100 nm for interleaving frequency comb lines with a box-like spectral response. This demonstration paves the way for fully-integrated wavelength division multiplexed transceivers scalable to hundreds of wavelengths.

Authors:Anthony Rizzo/Columbia University Qixiang Cheng/Columbia University Stuart Daudlin/Columbia University Keren Bergman/Columbia University

  Paper
8:15 - 8:30
Low-repetition-rate Integrated Electro-optic Frequency Comb Sources (STh1O.2)
Presenter: Amirhassan Shams-Ansari, Harvard University

We demonstrate a low-repetition-rate lithium niobate based electro-optic (EO) frequency comb operating with 3.481 GHz line spacing, by integrating a cavity-based EO comb source with traveling-wave phase-modulators on the same chip.

Authors:Amirhassan Shams-Ansari/Harvard University Christian Reimer/Harvard University Neil Sinclair/Harvard University Mian Zhang/Harvard University Nathalie Picqué/Max-Planck Institut für Quantenoptik Marko Loncar/Harvard University

  Paper
8:30 - 8:45
Laser Self-Injection Locked Frequency Combs in a Normal GVD Integrated Microresonator (STh1O.3)
Presenter: Grigory Lihachev, Ecole Polytechnique Federale de Lausanne

We report the first demonstration of microresonator dark pulse generation by self-injection locking of a DFB laser to a Si3N4 microresonator with normal GVD. The 26 GHz repetition rate beatnote is characterized.

Authors:Junqiu Liu/Ecole Polytechnique Federale de Lausanne Grigory Lihachev/Ecole Polytechnique Federale de Lausanne Lin Chang/University of California Santa Barbara Jijun He/Ecole Polytechnique Federale de Lausanne Rui Ning Wang/Ecole Polytechnique Federale de Lausanne Joel Guo/University of California Santa Barbara Arslan Raja/Ecole Polytechnique Federale de Lausanne Erwan Lucas/Ecole Polytechnique Federale de Lausanne Nikolay Pavlov/MicroR Systems Sarl John Jost/MicroR Systems Sarl David Kinghorn/University of California Santa Barbara John Bowers/University of California Santa Barbara Tobias Kippenberg/Ecole Polytechnique Federale de Lausanne

  Paper
8:45 - 9:00
Demonstration of PAM-4 Data Transmission from a Modulation Instability Induced Frequency Comb (STh1O.4)
Presenter: Chinmay Shirpurkar, CREOL, The College of Optics & Photonics

We demonstrate PAM-4 modulation on a modulation instability frequency comb, generated by tuning through the cavity resonance of a Kerr microresonator. We determine the BER for the corresponding eye diagram.

Authors:Chinmay Shirpurkar/CREOL, The College of Optics & Photonics Ricardo Bustos Ramirez/CREOL, The College of Optics & Photonics Su Peng Yu/National Institute for Standards and Technology Travis Briles/National Institute for Standards and Technology Scott Papp/National Institute for Standards and Technology Peter Delfyett/CREOL, The College of Optics & Photonics

  Paper
9:00 - 9:15
Generation of Flat Optical Frequency Comb Using Integrated Cascaded Lithium Niobate Modulators (STh1O.5)
Presenter: Mengyue Xu, Sun Yat-Sen University

Optical frequency comb with 9 lines, 20 GHz spacing and 0.89 dB flatness is generated by cascading modulators on the lithium niobate-on-insulator platform. The device features an on-chip optical loss less than 1.19 dB.

Authors:Mengyue Xu/Sun Yat-Sen University Mingbo He/Sun Yat-Sen University Xinlun Cai/Sun Yat-Sen University

  Paper
9:15 - 9:30
Semiconductor laser integration for octave-span Kerr-soliton frequency combs (STh1O.6)
Presenter: Travis Briles, NIST-Boulder

We report octave spanning frequency combs generated by self-injection locking a distributed feedback laser to a Kerr microresonator. This method benefits from mitigated thermal transients and eliminates an optical isolator which simplifies photonic integration.

Authors:Travis Briles/NIST-Boulder Lin Chang/University of California - Santa Barbara Chao Xiang/University of California - Santa Barbara Joel Guo/University of California - Santa Barbara David Kinghorn/University of California - Santa Barbara Jordan Stone/NIST-Boulder Su-Peng Yu/NIST-Boulder Gregory Moille/National Institute of Standards and Technology Kartik Srinivasan/National Institute of Standards and Technology John Bowers/University of California - Santa Barbara Scott Papp/NIST-Boulder

  Paper
9:30 - 10:00
Monolithic piezoelectric control of integrated soliton microcombs (STh1O.7)
Presenter: Junqiu Liu, Ecole Polytechnique Federale de Lausanne

We demonstrate piezoelectric actuators monolithically integrated on ultralow-loss Si3N4 waveguides. Varying the voltage applied on the actuator allows tuning the microresonator, and is used to initiate, switch, stabilize and tightly phase lock the single soliton microcomb.

Authors:Junqiu Liu/Ecole Polytechnique Federale de Lausanne Hao Tian/Purdue University Erwan Lucas/Ecole Polytechnique Federale de Lausanne Arslan Raja/Ecole Polytechnique Federale de Lausanne Grigory Lihachev/Ecole Polytechnique Federale de Lausanne Rui Ning Wang/Ecole Polytechnique Federale de Lausanne Jijun He/Ecole Polytechnique Federale de Lausanne Tianyi Liu/Ecole Polytechnique Federale de Lausanne Miles Anderson/Ecole Polytechnique Federale de Lausanne Wenle Weng/Ecole Polytechnique Federale de Lausanne Sunil Bhave/Purdue University Tobias Kippenberg/Ecole Polytechnique Federale de Lausanne

  Paper

Intense Light Interactions with Ordered and Disordered Materials (STh1H)
Presider: Anthony Valenzuela, US Army Research Laboratory

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8:00 - 8:15
Towards the smallest anisotropic structures by ultrafast laser writing in silica glass (STh1H.1)
Presenter: Yuhao Lei, University of Southampton

A localized nanoplane modification was created in silica glass with a few femtosecond laser pulses. Fast writing of anisotropic structures and high-density data storage can be achieved.

Authors:Yuhao Lei/University of Southampton Masaaki Sakakura/University of Southampton Lei Wang/University of Southampton Yanhao Yu/University of Southampton Huijun Wang/University of Southampton Peter Kazansky/University of Southampton

  Paper
8:15 - 8:30
Femtosecond Laser Nano-Filament Explosion: Opening Fiber Bragg Gratings for Opto-Fluidic Sensing (STh1H.2)
Presenter: Peter Herman, University of Toronto

Aberrated femtosecond laser pulses were applied to telecommunication fiber to open nano-filament arrays through the silica cladding and waveguide cross-section. Strong photonic bandgap response from p-shifted, second-order Bragg gratings enabled high resolution refractive index sensing.

Authors:Peter Herman/University of Toronto Keivan Aghdami/University of Toronto Erden Ertorer/University of Toronto Jianzhao Li/University of Toronto Abdullah Rahnama/University of Toronto

  Paper
8:30 - 9:00
Non-Perturbative Modeling of Ultrafast Photoionization of Transparent Solids: from the Keldysh Formula to a Model for Few-Cycle Laser Pulses (STh1H.3)
Presenter: Vitaly Gruzdev, University of New Mexico

Based on the Keldysh concept of laser-driven electron oscillations, we overview recent progress in development of non-perturbative approaches to simulation of the photoionization of non-metal crystals by few-cycle ultrashort laser pulses with non-zero spectral bandwidth.

Authors:Vitaly Gruzdev/University of New Mexico Olga Sergaeva/ITMO University

  Paper
9:00 - 9:15
Dual Wavelength Laser Excitation of Bandgap Materials: Challenges for Efficient Energy Coupling (STh1H.4)
Presenter: Nadezhda Bulgakova, HiLASE, Institute of Physics CAS

Theoretical and experimental studies have demonstrated that bi-chromatic laser action on bandgap materials can result in highly enhanced efficiency of local energy coupling at properly chosen combinations of wavelengths and energies.

Authors:Nadezhda Bulgakova/HiLASE, Institute of Physics CAS Vladimir Zhukov/HiLASE, Institute of Physics CAS Juraj Sládek/HiLASE, Institute of Physics CAS Inam Mirza/HiLASE, Institute of Physics CAS Alexander Bulgakov/HiLASE, Institute of Physics CAS

  Paper
9:15 - 9:30
(Withdrawn) Evolution of the Fictive Temperature In Oxide Glass Substrate Upon Laser Irradiation of its Thin Film Coating
(STh1H.5)

Presenter: Driffa Guerfa, Saint Gobain Recherche

Evolution of the physicochemical properties of glass substrate upon laser treatment of its thin film coating is analyzed numerically. Raman spectroscopy is applied for experimental validation of the model.

Authors:Driffa Guerfa/Saint Gobain Recherche Iryna Gozhyk/Saint Gobain Recherche Ekaterina Burov/Saint Gobain Recherche Matthieu Lancry/Institut de Chimie Moléculaire d'Orsay Bertrand Poumellec/Institut de Chimie Moléculaire d'Orsay

9:30 - 9:45
Dehydrogenation Condensation by Intense Laser Irradiation of Liquid Hexane Creating Dodecane Isomers (STh1H.6)
Presenter: Shunichi Sato, Tohoku University

Liquid hexane was irradiated by focused femtosecond laser pulses. The GC-MS analysis of the samples suggested that the major process was the dehydrogenation condensation of hexane producing dodecane and its structural isomers.

Authors:Shunichi Sato/Tohoku University Wakako Ishikawa/Tohoku University

  Paper
9:45 - 10:00
Optical Manipulation and Assembly of Colloidal Particles on Solid Substrates (STh1H.7)
Presenter: Jingang Li, The university of Texas at Austin

We report optical nanomanipulation and assembly of colloidal particles on a solid substrate by modulating particle-substrate interactions through laser-induced optothermal dynamics.

Authors:Jingang Li/The university of Texas at Austin Yuebing Zheng/The university of Texas at Austin

  Paper

Optomechanics (STh1R)
Presider: Amir Safavi-Naeini, Stanford University

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8:00 - 8:30
Engineering scalable, high-frequency resonant acousto-optic modulators (AOMs) using a MEMS foundry platform (STh1R.1)
Presenter: Krishna Coimbatore Balram, University of Bristol

Acousto-optic devices promise high modulation efficiency on account of their ability to simultaneously exploit acoustic and optical resonances. Their adoption and complexity has been limited by the lack of foundry compatibility and low operation frequency. In this work, we show a MEMS foundry platform can be used to build efficient, high frequency (~ 4 GHz) AOMs.

Authors:Krishna Coimbatore Balram/University of Bristol


Invited
  Paper
8:30 - 8:45
Self-injected piezoelectric optomechanical crystal (STh1R.2)
Presenter: Inès Ghorbel, Thales Research & Technology

We show here an InGaP optomechanical crystal oscillating at 21 MHz stabilized
by injecting a delayed copy of itself thanks to electrodes. An improvement of 20
dBc/Hz is achieved at 1 kHz offset.

Authors:Inès Ghorbel/Thales Research & Technology Maëlle Bénéfice/Thales Research & Technology Rui Zhu/Centre de Nanosciences et de Nanotechnologies Aude Martin/Thales Research & Technology Loïc Morvan/Thales Research & Technology Daniel Dolfi/Thales Research & Technology Sylvain Combrié/Thales Research & Technology Rémy Braive/Centre de Nanosciences et de Nanotechnologies Alfredo De Rossi/Thales Research & Technology

  Paper
8:45 - 9:00
Surface-Acoustic-Wave Characterization of Thin Layer Deposition on a Standard Silicon-Photonic Circuit (STh1R.3)
Presenter: Mirit Hen, Bar-Ilan University

A thin layer of alumina is characterized using a surface acoustic wave photonic circuit in standard silicon on insulator. Small changes in acoustic velocity are identified by an integrated microwave photonic filter, through acoustic delays.

Authors:Mirit Hen/Bar-Ilan University Dvir Munk/Bar-Ilan University Moshe Katzman/Bar-Ilan University Maayan Priel/Bar-Ilan University Sarah Taragin/Bar-Ilan University Avi Zadok/Bar-Ilan University

  Paper
9:00 - 9:15
High-Frequency Photonic Crystal Torsional Optomechanics (STh1R.4)
Presenter: Bishnupada Behera, University of Calgary

An optomechanical system that couples external torque to the harmonic vibrations of a photonic crystal nanobeam is presented. Measurements reveal torque sensitivity of τmin ∼ 10–22 – 10–19 Nm/√Hz for mechanical frequencies spanning MHz-GHz.

Authors:Bishnupada Behera/University of Calgary Hamidreza Kaviani/University of Calgary Ghazal Hajisalem/University of Calgary Gustavo Luiz/University of Alberta Paul Barclay/University of Calgary

  Paper
9:15 - 9:30
High-Frequency GaAs Bullseye Optomechanical Resonator (STh1R.5)
Presenter: Natalia do Carmo Carvalho, University of Campinas

We fabricated and measured a GaAs bullseye resonator able to operate above 3 GHz when coupled to whispering gallery optical modes. Our large phononic bandgap allowed us to observe the symmetry break caused by the material anisotropy and obtain optomechanical coupling rates above 30 kHz.

Authors:Natalia do Carmo Carvalho/University of Campinas Rodrigo Benevides/University of Campinas Michaël Ménard/Université du Québec à Montréal Gustavo S. Wiederhecker/University of Campinas Newton C. Frateschi/University of Campinas Thiago Mayer Alegre/University of Campinas

  Paper
9:30 - 9:45
Thermodynamic model for photothermal effects in optomechanics (STh1R.6)
Presenter: André Primo, University of Campinas

We derive and validate a model for the photothermal forces that act on optomechanical cavities. Our results not only enable the prediction of such effect but also show that it is much stronger than previously estimated.

Authors:André Primo/University of Campinas Rodrigo Benevides/University of Campinas Cauê Moreno Kersul de Castro Carvalho/University of Campinas Pierre Assis/University of Campinas Gustavo S. Wiederhecker/University of Campinas Thiago Alegre/University of Campinas

  Paper
9:45 - 10:00
Coupled Waveguides Optomechanical Device for the Investigation of the Beating Force (STh1R.7)
Presenter: Cauê Moreno Kersul de Castro Carvalho, “Gleb Wataghin” Institute of Physics

We present a device composed of a pair of suspended evanescently-coupled waveguides built to investigate non-eigenmode optical forces. A disk microcavity is used for near-field optomechanical transduction of the motion driven by a modulated pump.

Authors:Cauê Moreno Kersul de Castro Carvalho/“Gleb Wataghin” Institute of Physics Rodrigo Benevides/“Gleb Wataghin” Institute of Physics Pierre Assis/“Gleb Wataghin” Institute of Physics

  Paper

Soliton Physics (FTh1A)
Presider: Daniel Brunner, CNRS

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8:00 - 8:30
High-order dispersion solitons in mode-locked lasers (FTh1A.1)
Presenter: Antoine Runge, University of Sydney

We present a fiber laser, generating solitons arising from balancing the Kerr nonlinearity and high, even-order dispersion, (i.e., fourth order, etc.). These pulses follow new energy-width scaling, which unlocks opportunities for novel mode-locked lasers.

Authors:Antoine Runge/University of Sydney Darren Hudson/Miriad technologies Kevin Tam/University of Sydney C. de Sterke/University of Sydney Andrea Blanco-Redondo/Nokia Bell labs


Invited
  Paper
8:30 - 8:45
Self-guiding and Coupling of Light through Suspensions of Sheep Red Blood Cells (FTh1A.2)
Presenter: Nicolas Perez, California state University Northridgee

We demonstrate nonlinear self-trapping and guiding of light through suspensions of red-blood-cells from sheep. By master/slave-type coupling, biological waveguides formed at one wavelength can effectively guide a wide spectrum of light at low power.

Authors:Nicolas Perez/California state University Northridgee Jacob Chambers/California state University Northridgee Zhigang Chen/san francisco state san francisco Anna Bezryadina/California state University Northridgee

  Paper
8:45 - 9:00
Experimental Demonstration of the Noisy Origins of Soliton Self-Mode Conversion (FTh1A.3)
Presenter: Havva Begüm Kabagöz, Boston University

We experimentally demonstrate that solitons generated through the newly discovered phenomenon, soliton self-mode conversion, are purely noise-initiated although they yield record high energy fs pulses that are strictly transform limited.

Authors:Havva Begüm Kabagöz/Boston University Aku Antikainen/Boston University Siddharth Ramachandran/Boston University

  Paper
9:00 - 9:15
Spontaneous Soliton Formation in Photonic-Crystal Ring Resonators (FTh1A.4)
Presenter: Su-Peng Yu, National Inst of Standards & Technology

We introduce edgeless photonic-crystal resonators, creating photonic bandgap atop one azimuthal mode. The bandgap affects re-balancing of resonator Kerr-shift to enable spontaneous soliton generation, which we demonstrate by tuning laser onto resonance with the mode.

Authors:Su-Peng Yu/National Inst of Standards & Technology Daniel Cole/National Inst of Standards & Technology Hojoong Jung/National Inst of Standards & Technology Gregory Moille/National Institute of Standards and Technology Kartik Srinivasan/National Institute of Standards and Technology Scott Papp/National Inst of Standards & Technology

  Paper
9:15 - 9:30
Dissipative Kerr solitons in a photonic dimer (FTh1A.5)
Presenter: Alexey Tikan, Ecole Polytechnique Federale de Lausanne

We study nonlinear dynamics emerging in a photonic microring dimer. It is shown that four wave mixing pathways between the dimer supermodes lead to novel nonlinear phenomena going beyond the single resonator physics.

Authors:Alexey Tikan/Ecole Polytechnique Federale de Lausanne Johann Riemensberger/Ecole Polytechnique Federale de Lausanne Kenichi Komagata/Ecole Polytechnique Federale de Lausanne Simon Hönl/IBM Mikhail Churaev/Ecole Polytechnique Federale de Lausanne Connor Skehan/Ecole Polytechnique Federale de Lausanne Haiurn Guo/Ecole Polytechnique Federale de Lausanne Rui Ning Wang/Ecole Polytechnique Federale de Lausanne Junqiu Liu/Ecole Polytechnique Federale de Lausanne Paul Seidler/IBM Tobias Kippenberg/Ecole Polytechnique Federale de Lausanne

  Paper
9:30 - 9:45
Machine Learning Analysis of Optical Rogue Solitons in Supercontinuum Generation (FTh1A.6)
Presenter: lauri SALMELA, Tampere University

We use machine learning techniques to predict the peak intensity and temporal shift of extreme red-shifted rogue solitons in supercontinuum generation from simulated single-shot spectral intensity profiles without any phase information.

Authors:lauri SALMELA/Tampere University Coraline Lapre/Université Bourgogne Franche-Comté John Dudley/Université Bourgogne Franche-Comté Goëry Genty/Tampere University

  Paper
9:45 - 10:00
High-Energy Infrared Soliton Dynamics in Hollow Capillary Fibres (FTh1A.7)
Presenter: Christian Brahms, Heriot-Watt University


We demonstrate soliton self-compression of high-energy 1800 nm laser pulses in hollow capillary fibres. This enables generation of infrared attosecond pulses and few-femtosecond pulses from the deep ultraviolet to the infrared with resonant dispersive wave emission.

Authors:Christian Brahms/Heriot-Watt University Federico Belli/Heriot-Watt University John Travers/Heriot-Watt University

  Paper

Silicon Nitride Photonics (STh1J)
Presider: Minhao Pu, Danmarks Tekniske Universitet

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8:00 - 8:15
Overcoming the Trade-Off Between Loss and Dispersion in Microresonators (STh1J.1)
Presenter: Mateus Corato Zanarella, Columbia University

We overcome the trade-off between loss and dispersion in high Q microresonators by engineering their cross-section along the length. We show high quality factor of 8.0 million, corresponding to a propagation loss of 4.7 dB/m.

Authors:Mateus Corato Zanarella/Columbia University Xingchen Ji/Columbia University Aseema Mohanty/Columbia University Utsav Dave/Columbia University Alexander Gaeta/Columbia University Michal Lipson/Columbia University

  Paper
8:15 - 8:30
Ultra-Low Loss 698 nm and 450 nm Silicon Nitride Visible Wavelength Waveguides for Strontium Atomic Clock Applications (STh1J.2)
Presenter: Nitesh Chauhan, University of California, Santa Barbara

We report tightly confining Si3N4 waveguides with record low loss at key strontium clock visible wavelengths, 0.03dB/cm at λ=698nm, 0.08dB/cm at 450nm and ring resonators with measured loaded Q of 8.6 million at λ=674nm.

Authors:Nitesh Chauhan/University of California, Santa Barbara Jiawei Wang/University of California, Santa Barbara Debapam Bose/University of California, Santa Barbara Renan Moreira/University of California, Santa Barbara Daniel Blumenthal/University of California, Santa Barbara

  Paper
8:30 - 8:45
Low-loss D-shape Silicon Nitride Waveguides Using a Dielectric Lift-off Fabrication Process (STh1J.3)
Presenter: Qiancheng Zhao, University of California Santa Barbara

D-shape Si3N4 waveguides are fabricated by dielectric lift-off process. We measure ultra-low loss for a 90nm-thick core of 2.42 dB/m at 1550 nm and a loaded Q-factor of 1.12×106 for a 0.8 mm radius resonator.

Authors:Qiancheng Zhao/University of California Santa Barbara Jiawei Wang/University of California Santa Barbara Nitesh Chauhan/University of California Santa Barbara Debapam Bose/University of California Santa Barbara Naijun Jin/Yale University Renan Moreira/University of California Santa Barbara Ryan Behunin/Northern Arizona University Peter Rakich/Yale University Daniel Blumenthal/University of California Santa Barbara

  Paper
8:45 - 9:00
Robust Miniature Pure-Phase Modulators at λ = 488 nm (STh1J.4)
Presenter: Heqing Huang, Columbia University

We demonstrate miniature silicon nitride (SiN) pure-phase modulators operating at the blue wavelength. The devices are based on adiabatic micro-rings that are robust against fabrication variations and hold great promise for large-scale visible integrated systems.

Authors:Heqing Huang/Columbia University Guozhen Liang/Columbia University Aseema Mohanty/Columbia University Xingchen Ji/Columbia University Min Shin/Columbia University Michal Lipson/Columbia University Nanfang Yu/Columbia University

  Paper
9:00 - 9:15
Low-loss and Ultra-broadband Silicon Nitride Angled MMI Polarization Splitter (STh1J.5)
Presenter: Ramesh k, Institute for Research in Electronics & Applied Physics, University of Maryland

We experimentally demonstrate a SiN angled-MMI based polarization splitter with nearly wavelength-independent performance over C+L bands, insertion loss ≈0.8 dB (1.0 dB), and crosstalk < −18 dB (< −20 dB) for TE (TM) polarization.

Authors:Ramesh k/Institute for Research in Electronics & Applied Physics, University of Maryland Thomas Murphy/Institute for Research in Electronics & Applied Physics, University of Maryland Karen Grutter/Laboratory for Physical Sciences

  Paper
9:15 - 9:30
Efficient Second Harmonic Generation in a Si3N4 microring (STh1J.6)
Presenter: Xiyuan Lu, National Inst of Standards & Technology

We demonstrate efficient second harmonic generation in a silicon nitride microring, through perfect phase matching of a photogalvanic DC-field-induced SHG process. The efficiency of 2,500 %/W is > 100 times larger than the previous record in silicon photonics.

Authors:Xiyuan Lu/National Inst of Standards & Technology Gregory Moille/National Inst of Standards & Technology Ashutosh Rao/National Inst of Standards & Technology Daron Westly/National Inst of Standards & Technology Qing Li/National Inst of Standards & Technology Kartik Srinivasan/National Inst of Standards & Technology

  Paper
9:30 - 9:45
Broadband Quasi-Phase-Matching in All-Optically Poled Stoichiometric Silicon Nitride Waveguides (STh1J.7)
Presenter: Edgars Nitiss, Ecole Polytechnique Federale de Lausanne

We show how broadband (>30nm) quasi-phase matching in all-optically poled Si3N4 waveguides provides a platform for efficient sum-frequency generation, and for femtosecond pulse processing such as fCEO detection without the need for group velocity engineering.

Authors:Edgars Nitiss/Ecole Polytechnique Federale de Lausanne Boris Zabelich/Ecole Polytechnique Federale de Lausanne Camille-Sophie Brès/Ecole Polytechnique Federale de Lausanne

  Paper
9:45 - 10:00
A Waveguide-Coupled Colloidal Quantum Dot LED on a Silicon Nitride Platform (STh1J.8)
Presenter: Lukas Elsinger, Ghent University - imec

Colloidal quantum dots (QDs) have become an attractive light source for visible photonics. Here, we demonstrate the first integrated LED based on CdSe/CdS QDs, with the emission directly coupled to a silicon nitride waveguide.

Authors:Lukas Elsinger/Ghent University - imec Ivo Tanghe/Ghent University - imec Frederik Van Acker/Ghent University Natalia K. Zawacka/Ghent University Robin Petit/Ghent University Kristiaan Neyts/Ghent University Christophe Detavernier/Ghent University Pieter Geiregat/Ghent University Zeger Hens/Ghent University Dries Van Thourhout/Ghent University - imec

  Paper

Space-division Multiplexing Transmission (STh1L)
Presider: Giovanni Milione, NEC Laboratories America Inc

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8:00 - 8:15
Two-channel data transmission on a polarization-maintaining highly elliptical core fiber without MIMO (STh1L.1)
Presenter: Alessandro Corsi, Laval University

We transmit two QPSK signals over a polarization maintaining highly-elliptical-core multimode fiber without recourse to MIMO processing. OSNR penalty is between 2.3 and 3.5 dB at 24 Gbaud.

Authors:Alessandro Corsi/Laval University Jun Chang/Laval University Stanley Johnson/Laval University Sasan Zhalehpour/Laval University Leslie Rusch/Laval University Sophie LaRochelle/Laval University

  Paper
8:15 - 8:30
DMD Reduction by Strong Mode Coupling in Few-mode Fibers Using Multi-laser Inscribed LPFGs (STh1L.2)
Presenter: Xutao Wang, Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China

We propose to use multiple lasers to write long-period gratings into few-mode fibers for significant reduction of the mean DMD by 280 times from 1700 to 6.2 ns at 1500 km.

Authors:Xutao Wang/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China Zhiqun Yang/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China Wenbo Yu/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China Yaping Liu/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China Zixiang Di/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China Guifang Li/CREOL, The College of Optics and Photonics, University of Central Florida, FL 32816, Lin Zhang/Key Laboratory of Opto-electronic Information Technical Science of Ministry of Education, School of Precision Instruments and Optoelectronics Engineering, Tianjin University, Tianjin, 300072, China

  Paper
8:30 - 8:45
Fabry-Perot Filter-Based Mode-Group Demultiplexers (STh1L.3)
Presenter: Fatemeh Ghaedi Vanani, University of Central Florida

A novel mode-group demultiplexer using Fabry-Perot (FP) filters has been proposed and designed to enable low-crosstalk demultiplexing of mode groups with degeneracies commensurate with those of graded-index (GRIN) MMFs.

Authors:Fatemeh Ghaedi Vanani/University of Central Florida Alireza Fardoost/University of Central Florida Guifang Li/University of Central Florida

  Paper
8:45 - 9:00
Nonlinearity-Aware OAM Mode-Group Multiplexed Transmission over 1-km Ring-Core Fiber with Low High-Order Inter-Mode-Group Crosstalk (STh1L.4)
Presenter: Junwei Zhang, Sun Yat-Sen University

Based on a ring-core fiber (RCF) with low high-order inter-mode-group crosstalk, OAM mode-group multiplexed transmission using polynomial nonlinear equalizer over 1-km RCF is successfully demonstrated, achieving an effective electrical spectrum efficiency of ~7.2 bit/s/Hz.

Authors:Junwei Zhang/Sun Yat-Sen University Junyi Liu/Sun Yat-Sen University Zhenrui Lin/Sun Yat-Sen University Jie Liu/Sun Yat-Sen University Lei Sheng/Yangtze Optical Fiber and Cable Joint Stock Limited Company Siyuan Yu/Sun Yat-Sen University

  Paper
9:00 - 9:30
Optimized Multicore Amplifiers for Space-Division Multiplexing Transmission Systems (STh1L.5)
Presenter: Emmanuel Le Taillandier de Gabory, NEC Corporation

We show recent technologies for low power consumption multi-core amplifiers. We report advances concerning core pumping, cladding pumping and optimized hybrid pumping technologies for power efficient optical amplification with erbium doped multi-core fiber amplifiers.

Authors:Emmanuel Le Taillandier de Gabory/NEC Corporation Hitoshi Takeshita/NEC Corporation Keiichi Matsumoto/NEC Corporation


Invited
  Paper
9:30 - 9:45
Experimental Demonstration of Record 300-km Orbital Angular Momentum (OAM) Mode-Division Multiplexing Transmission Using a Ring-Core Fiber Recirculating Loop (STh1L.6)
Presenter: Hongya Wang, Huazhong University of Science and Techn

Using two high-order OAM modes each carrying a quadrature phase-shift keying signal, we experimentally demonstrate a record 300-km OAM mode-division multiplexing transmission assisted by a ring-core fiber recirculating loop without multiple-input multiple-output digital signal processing.

Authors:Hongya Wang/Huazhong University of Science and Techn Min yang/Huazhong University of Science and Techn Lulu Wang/Huazhong University of Science and Techn Lei Sheng/Yangtze Optical Fibre and Cable Joint Stock Limited Company Lei zhang/Yangtze Optical Fibre and Cable Joint Stock Limited Company Jie Luo/Yangtze Optical Fibre and Cable Joint Stock Limited Company Jian Wang/Huazhong University of Science and Techn

  Paper
9:45 - 10:00
Demonstration of 160 Gb/s On-chip Mode-division Multiplexing Transmission (STh1L.7)
Presenter: Yetian Huang, Shanghai University

We experimentally demonstrate 160 Gbit/s on-chip mode-multiplexed transmission over a multimode silicon-on-insulator (SOI) waveguide using four spatial and polarization modes. 4×4 MIMO-based DSP is used to compensate mode coupling.

Authors:Yetian Huang/Shanghai University Hanzi Huang/Shanghai University Ruihuan Zhang/Shanghai Jiao Tong University Yingxiong Song/Shanghai University Haoshuo Chen/Nokia bell labs Nicolas Fontaine/Nokia bell labs Roland Ryf/Nokia bell labs Qingming Zhu/Shanghai Jiao Tong University Yu He/Shanghai Jiao Tong University Yong Zhang/Shanghai Jiao Tong University Yikai Su/Shanghai Jiao Tong University Min Wang/Shanghai University

  Paper

Topological Photonics III (FTh1B)
Presider: Todd Van Mechelen, Purdue University

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8:00 - 8:15
(Withdrawn) A Stochastic Photonic Spin Hall Effect Tapping Nanoscale Size Fluctuation of Ferromagnetic Meta-atoms (FTh1B.1)
Presenter: Bo Wang, Technion-Israel Institute of Technology

We observed a stochastic photonic spin Hall effect from a spatially-bounded lattice of ferromagnetic meta-atoms of nanoscale size fluctuations. These results open the way towards sensing deep-subwavelength disorders by actively breaking the photonic spin symmetry.

Authors:Bo Wang/Technion-Israel Institute of Technology Kexiu Rong/Technion-Israel Institute of Technology Elhanan Maguid/Technion-Israel Institute of Technology Vladimir Kleiner/Technion-Israel Institute of Technology Erez Hasman/Technion-Israel Institute of Technology

8:15 - 8:30
Observation of Charge-2 Photonic Weyl Point (FTh1B.2)
Presenter: Sachin Vaidya, The Pennsylvania State University

We present the experimental realization of a charge-2 Weyl point in a low index-contrast (n=1.52) photonic crystal fabricated using two-photon polymerization and characterized at mid-infrared wavelengths.

Authors:Sachin Vaidya/The Pennsylvania State University Jiho Noh/The Pennsylvania State University Alexander Cerjan/The Pennsylvania State University Mikael Rechtsman/The Pennsylvania State University

  Paper
8:30 - 9:30
Dualities for metamaterial design (FTh1B.3)
Presenter: Vincenzo Vitelli, University of Chicago

Metamaterial design is often based on symmetries and their breaking. In this tutorial, we introduce an alternative paradigm based on the notion of dualities and illustrate it using general theoretical principles and hands-on demonstrations.
Vitelli is a Professor of Physics at the University of Chicago. He obtained his Phd at Harvard in 2006 and was a post-doc at the University of Pennsylvania until he moved to Leiden University where he was a faculty till 2017. He is a fellow of the American Physical Society.

Authors:Vincenzo Vitelli/University of Chicago


Tutorial
  Paper
9:30 - 9:45
Topological Insulator Chalcogenides for Infrared Dielectric Metamaterials (FTh1B.4)
Presenter: Giorgio Adamo, Nanyang Technological University

We show that chalcogenide topological insulators have exceptionally high infrared refractive indices, enabling metamaterials with complex mode structures that could open up pathways to combine dielectric, plasmonic and magnetic metamaterials in a single platform.

Authors:Harish Krishnamoorthy/Nanyang Technological University Giorgio Adamo/Nanyang Technological University Jun Yin/Nanyang Technological University Vassili Savinov/University of Southampton Nikolay Zheludev/Nanyang Technological University Cesare Soci/Nanyang Technological University

  Paper
9:45 - 10:00
Non-Hermitian Topological Light Steering (FTh1B.5)
Presenter: Tianwei Wu, University of Pennsylvania

By strategically interfacing non-Hermitian and topological physics, we demonstrate arbitrary, robust light steering in reconfigurable non-Hermitian junctions, in which chiral topological states can propagate at an interface of the gain and loss domains.

Authors:Han Zhao/University of Pennsylvania Xingdu Qiao/University of Pennsylvania Tianwei Wu/University of Pennsylvania Bikashkali Midya/University of Pennsylvania Stefano Longhi/Politecnico di Milano Liang Feng/University of Pennsylvania

  Paper

Advances in Microscopy (STh1M)
Presider: Emily Gibson, University of Colorado Denver

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8:00 - 8:15
Ultrafast Coherent Vibrational Spectroscopy Using Infrared Four Wave Mixing (STh1M.1)
Presenter: Kai Wang, Texas AM University

We experimentally demonstrate a femtosecond coherent vibrational spectroscopy based on infrared four wave mixing. The technique can be applied to obtain a chemical image of biological tissue combined with microscopy.

Authors:jizhou Wang/Texas AM University Kai Wang/Texas AM University yujie Shen/Texas AM University Zehua Han/Texas AM University Alexei Sokolov/Texas AM University Marlan Scully/Texas AM University

  Paper
8:15 - 8:30
Real-time Frequency-encoded Spatiotemporal Focusing (STh1M.2)
Presenter: Xiaoming Wei, California Institute of Technology

We present a novel real-time frequency-encoded spatiotemporal (FEST) focusing technology using a programmable two-dimensional optical frequency comb. This technique enables, for the first time, simultaneous spatial and temporal focusing at microseconds through thick scattering media.

Authors:Xiaoming Wei/California Institute of Technology Yuecheng Shen/California Institute of Technology Joe Jing/California Institute of Technology A. S. Hemphill/California Institute of Technology Changsheng Yang/South China University of Technology Shanhui Xu/South China University of Technology Zhongmin Yang/South China University of Technology Lihong Wang/California Institute of Technology

  Paper
8:30 - 8:45
Fast and Wide Field-of-View Microscopy using a Coded Aperture (STh1M.3)
Presenter: Velat Kilic, Johns Hopkins University

Microscopes suffer from limited space-bandwidth product at high frame rates due to data collection bottlenecks. We demonstrate a coded aperture compressive microscope that enhances the space-bandwidth product of high-speed imagers.

Authors:Jaewook Shin/Johns Hopkins University Velat Kilic/Johns Hopkins University Mark Foster/Johns Hopkins University

  Paper
8:45 - 9:00
Optogenetic control of calcium signaling over individual cells with a micro-LED array (STh1M.4)
Presenter: Dacheng Mao, UMass Amherst

We report a 16 μm-pitched micro-LED array that enables single-cell optogenetics with in vitro calcium imaging. Our LEDs can output bright, localized light to optogenetically address cells that are sub-10 μm apart with low crosstalk.

Authors:Dacheng Mao/UMass Amherst Zheshun Xiong/UMass Amherst Ningwei Li/UMass Amherst Yubing Sun/UMass Amherst Guangyu Xu/UMass Amherst

  Paper
9:00 - 9:15
Resolution Enhancement in Scanning Electron Microscopy using Deep Learning (STh1M.5)
Presenter: Kevin de Haan, University of California Los Angeles

We present a deep learning-based framework to perform image super-resolution in scanning electron microscopy. The technique was demonstrated to perform a resolution enhancement using a standard resolution test target and hydrogel samples.

Authors:Kevin de Haan/University of California Los Angeles Zachary Ballard/University of California Los Angeles Yair Rivenson/University of California Los Angeles Yichen Wu/University of California Los Angeles Aydogan Ozcan/University of California Los Angeles

  Paper
9:15 - 9:30
Dual-comb photoacoustic spectroscopy of polymer films (STh1M.6)
Presenter: Jacob Friedlein, National Institute of Standards and Technology

Dual-comb photoacoustic spectroscopy (DCPAS) is a new spectroscopy technique that measures photoacoustic signals in thousands of wavelength bands simultaneously. We report the first demonstration of this technique and show DCPAS spectra of polymer films.

Authors:Jacob Friedlein/National Institute of Standards and Technology Esther Baumann/National Institute of Standards and Technology Kimberly Briggman/National Institute of Standards and Technology Gabriel Colacion/National Institute of Standards and Technology Fabrizio Giorgetta/National Institute of Standards and Technology Daniel Herman/National Institute of Standards and Technology Eli Hoenig/National Institute of Standards and Technology Jeeseong Hwang/National Institute of Standards and Technology Nathan Newbury/National Institute of Standards and Technology Edgar Perez/National Institute of Standards and Technology Christopher Yung/National Institute of Standards and Technology Ian Coddington/National Institute of Standards and Technology Kevin Cossel/National Institute of Standards and Technology

  Paper
9:30 - 10:00
Multi-parametric Photoacoustic Microscopy: Auscultation of Hemodynamics and Energy Metabolism at the Microscopic Level (STh1M.7)
Presenter: Song Hu, Washington University in St. Louis

Integrating innovations in instrumentation and image analysis, multi-parametric PAM enables comprehensive and quantitative characterization of the microvascular structure, mechanical properties, hemodynamics, and tissue oxygen metabolism, all at the microscopic level. This enabling technology has opened up unprecedented opportunities in brain, cardiovascular and cancer research.

Authors:Song Hu/Washington University in St. Louis


Invited
  Paper

Ultrashort Pulse Generation at Novel Wavelengths (STh1P)
Presider: Maria Chernysheva, Leibniz Institute of Photonic Technology

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8:00 - 8:15
kW-peak Power Level Blue Light Sources via a Hybrid Fiber and Crystal Nonlinear Process Using Higher Order Modes (STh1P.1)
Presenter: Robert Lindberg, Kungliga Tekniska Högskolan

We generate high peak-power, Gaussian-shaped 486-nm pulses using a PPKTP crystal that performs simultaneous frequency doubling and nonlinear mode conversion, and FWM in the LP07 mode of a fiber.

Authors:Robert Lindberg/Kungliga Tekniska Högskolan XIao Liu/Boston University Andrius Zukauskas/Kungliga Tekniska Högskolan Siddharth Ramachandran/Boston University Valdas Pasiskevicius/Kungliga Tekniska Högskolan

  Paper
8:15 - 8:30
Multi-color, repetition-rate tunable, energetic femtosecond source aiming for multimodal nonlinear microscopy (STh1P.2)
Presenter: Yang Yu, Xidian University

We demonstrate an energetic ultrafast laser source that simultaneously provides three-color pulses tunable from 925 nm to 1150 nm with energy up to 75 nJ. The repetition-rate can be tuned from 1 to 20 MHz.

Authors:Yang Yu/Xidian University Shaobo Fang/Institute of physics, Chinese Academy of Science Hao Teng/Institute of physics, Chinese Academy of Science Jiangfeng Zhu/Xidian University Junli Wang/Xidian University Guoqing Chang/Institute of physics, Chinese Academy of Science zhiyi wei/Institute of physics, Chinese Academy of Science

  Paper
8:30 - 8:45
All-fiber Short-wavelength Mode-locked Fiber Laser and Amplifier Using Normal Dispersion Thulium-doped Fiber (STh1P.3)
Presenter: Shaoxiang Chen, Nanyang Technological University

A W-type normal dispersion thulium-doped fiber with distributed filtering effect at long wavelengths is exploited for short-wavelength pulse amplification. We achieved a pulse laser with high energy of~ 32.7-nJ at 1755-nm and no pulse break-up. .

Authors:Shaoxiang Chen/Nanyang Technological University Yuhao CHEN/Nanyang Technological University Sidharthan Raghuraman/Nanyang Technological University Kun Liu/Nanyang Technological University chenjia Cheng/Nanyang Technological University Qijie Wang/Nanyang Technological University Dingyuan Tang/Nanyang Technological University Seongwoo Yoo/Nanyang Technological University

  Paper
8:45 - 9:00
L-band Wavelength-tunable Fiber Laser Based on Er3+-doped Tellurite Fiber (STh1P.4)
Presenter: Shijie Fu, The University of Arizona

L-band wavelength-tunable Er3+-doped tellurite fiber lasers in a linear cavity based on Littrow configuration were developed. Wavelength tunable range of 38 nm from 1589 to 1627 nm was achieved with in-band pump at 1570 nm.

Authors:Shijie Fu/The University of Arizona Xiushan Zhu/The University of Arizona Junfeng Wang/The University of Arizona Jingwei Wu/The University of Arizona Minghong Tong/The University of Arizona Jie Zong/NP Photonics Michael Li/NP Photonics Kort Wiersma/NP Photonics Arturo Chavez/NP Photonics Nasser Peyghambarian/The University of Arizona

  Paper
9:00 - 9:15
High-power 1700 nm femtosecond laser based on optical parametric chirped-pulse amplification (STh1P.5)
Presenter: Yukun Qin, University of Arizona

We present a high-power, all-fiber optical parametric chirped-pulse amplifier working at 1700 nm. The laser delivers 1.42 W average power and ~40 nJ pulse energy. The pulses can be de-chirped to ~450 fs.

Authors:Yukun Qin/University of Arizona Orkhongua Batjargal/University of Arizona Benjamin Cromey/University of Arizona Khanh Kieu/University of Arizona

  Paper
9:15 - 9:30
Generation of Femtosecond Pulses at 1080 nm and 1200 nm in Ytterbium-Doped Fiber (STh1P.6)
Presenter: Michael Buttolph, Cornell University

We demonstrate a synchronously-pumped Raman oscillator that generates a 48 nJ Stokes pulse at 1200 nm and a 43 nJ pulse at 1080 nm, extending the spectral range of conventional ytterbium-doped silica fiber-based ultrafast sources.

Authors:Michael Buttolph/Cornell University Pavel Sidorenko/Cornell University Menansili A Mejooli/Cornell University Chris Schaffer/Cornell University Frank W Wise/Cornell University

  Paper
9:30 - 9:45
All-fiber wavelength-tunable Bi-doped laser employing a fiber Bragg grating operating in the 1300nm band (STh1P.7)
Presenter: Siyi Wang, University Southampton, ORC

We present a Bi-doped fiber laser (BDFL) at 1340nm with >170mW output power and 35% slope efficiency. A wavelength-tunable version of the BDFL facilitated by an FBG is demonstrated from 1315-1340nm with >120mW output power.

Authors:Siyi Wang/University Southampton, ORC Yu Wang/University Southampton, ORC Naresh Thipparapu/University Southampton, ORC Morten Ibsen/University Southampton, ORC David Richardson/University Southampton, ORC Jayanta Sahu/University Southampton, ORC

  Paper
9:45 - 10:00
(Withdrawn) Widely-Tunable Operation of a Thulium Doped Fiber Laser Between 1654 nm and 2025 nm (STh1P.8)
Presenter: William Clarkson, University of Southampton

A very widely tunable thulium-doped alumino-silicate fiber laser is reported. The laser was core-pumped by an erbium-doped fiber laser at 1580nm and was continuously tunable over a 371 nm tuning range, from 1654-2025 nm.

Authors:Mark Burns/University of Southampton Peter Shardlow/University of Southampton William Clarkson/University of Southampton


Ultrafast Phenomena in Quantum Condensed Matter Systems (FTh1Q)
Presider: Diyar Talbayev, Tulane University

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8:00 - 8:15
Ultrafast Quantum-memory Effects in Carbon Nanotubes (FTh1Q.1)
Presenter: Weiwei Jiang, University of Michigan

Reversible, 200 fs optical switching of carbon nanotubes is demonstrated by utilizing Coulombic many-body effects, strong exciton binding and quantum memory in Coulombic scattering which together eliminate pure dephasing of coherences.

Authors:Weiwei Jiang/University of Michigan Kankan Cong/Rice University Bryan Anthonio/Rice University Tim Noe/Rice University Huaping Liu/Chinese Academy of Sciences hiromichi kataura/National Institute of Advanced Industrial Science and Technology Junichiro Kono/Rice University Mackillo Kira/University of Michigan

  Paper
8:15 - 8:30
Femtosecond Stimulated Emission Microscopy of Single Nanocrystals (FTh1Q.2)
Presenter: Niek van Hulst, ICFO -Institut de Ciencies Fotoniques

We demonstrate direct detection of stimulated emission from individual colloidal nanocrystals at room temperature, while simultaneously recording the depleted spontaneous emission, enabling us to trace the carrier population through the entire photo-cycle.

Authors:Lukasz Piatkowski/Institute of Physical Chemistry, Polish Academy of Sciences, Kasprzaka 44/52, 01-224 Warsaw, Poland. Nicolò Accanto/ICFO -Institut de Ciencies Fotoniques Gaëtan Calbris/ICFO -Institut de Ciencies Fotoniques Sotirios Christodoulou/ICFO -Institut de Ciencies Fotoniques iwan moreels/Department of Chemistry, Ghent University, Krijgslaan 281-S3, 9000 Gent, Belgium. Niek van Hulst/ICFO -Institut de Ciencies Fotoniques

  Paper
8:30 - 8:45
Electric Field Based Spectrum Control of Deterministic Quantum Emitters in Atomically Thin Semiconductors (FTh1Q.3)
Presenter: ARUNABH MUKHERJEE, University of Rochester

Spectrally tunable quantum emitters (QEs) at predetermined locations can enable scalable quantum technologies. We employ a van-der Waals’ capacitor on nanopillars to deterministically create QEs in monolayer WSe2 and tune their energies by applying electric field.

Authors:ARUNABH MUKHERJEE/University of Rochester Chitraleema Chakraborty/Harvard University Liangyu Qiu/University of Rochester Nickolas Vamivakas/University of Rochester

  Paper
8:45 - 9:00
(Withdrawn) Diffusion-Limited Trapping at Nanoscale Defect Sites in Hybrid Organic-Inorganic Perovskite Films (FTh1Q.4)
Presenter: Andrew Winchester, Okinawa Institute of Science and Technology

We use time resolved photoemission electron microscopy to visualize the nanoscale hole trapping dynamics in hybrid organic-inorganic perovskite films. The trapping kinetics are found to be limited by carrier diffusion to the trap sites.

Authors:Andrew Winchester/Okinawa Institute of Science and Technology Stuart Macpherson/University of Cambridge Vivek Pareek/Okinawa Institute of Science and Technology Sofiia Kosar/Okinawa Institute of Science and Technology Mojtaba Abdi-Jalebi/University of Cambridge Zahra Andaji-Garmaroudi/University of Cambridge Christopher Petoukhoff/Okinawa Institute of Science and Technology E Laine Wong/Okinawa Institute of Science and Technology Julien Madéo/Okinawa Institute of Science and Technology Michael Man/Okinawa Institute of Science and Technology Samuel Stranks/University of Cambridge Keshav Dani/Okinawa Institute of Science and Technology

9:00 - 9:15
Optical Field Induced Upconversion in Quantum Dots from Mid- and Long-Wavelength Infrared Radiation (FTh1Q.5)
Presenter: Ibrahim Boulares, U.S. Army Research Laboratory

We investigate the interaction of the optical electric field of intense sub-picosecond infrared pulses, between 3.5 and 12 micrometers, with visible quantum dots materials. Significant visible luminescence is observed from upconversion of the infrared light.

Authors:Ibrahim Boulares/U.S. Army Research Laboratory Jiaojian Shi/Massachusetts Institute of Technology Blair Connelly/U.S. Army Research Laboratory Keith Nelson/Massachusetts Institute of Technology

  Paper
9:15 - 9:30
Gate-Tunable Kerr Nonlinearity of Graphene in the Mid-Infrared (FTh1Q.6)
Presenter: Gauri Patwardhan, Cornell University

We measure the nonlinear refractive index n2, two-photon absorption coefficient, and hot-electron nonlinearity of gated graphene in the mid-IR regime. Our results show that both the magnitude and sign of n2 can be voltage-controlled.

Authors:Gauri Patwardhan/Cornell University M. Jadidi/Columbia University Brian Lee/Columbia University Ipshita Datta/Columbia University Jared Ginsberg/Columbia University Cecilia Chen/Columbia University Michal Lipson/Columbia University Alexander Gaeta/Columbia University

  Paper
9:30 - 9:45
Exciton polariton-mediated long-range excitation energy transport in disordered organic semiconductors (FTh1Q.7)
Presenter: Shaocong Hou, University of Michigan

We demonstrate room-temperature ultralong-range transport >80 μm of exciton-polaritons in a disordered organic thin-film using a one-sided distributed Bragg reflector, which is orders of magnitude larger than expected for excitons in disordered systems.

Authors:Shaocong Hou/University of Michigan Mandeep Khatoniar/City College of New York Kan Ding/University of Michigan Yue Qu/University of Michigan Vinod Menon/City College of New York Stephen Forrest/University of Michigan

  Paper
9:45 - 10:00
Intersubband Polaritons and Strong Coupling in Single Nanoantenna Observed by Near-field Microscopy (FTh1Q.8)
Presenter: Oleg Mitrofanov, University College London

Strong coupling of intersubband excitation until recently was observed only in large-scale systems. We demonstrate intersubband polariton formation in an isolated nanoantenna using near-field spectroscopy, enabling investigations of light-matter interaction in the single nanoantenna regime.

Authors:Chih-Feng Wang/UNM Terefe Habteyes/UNM Ting Luk/CINT John Klem/Sandia NL Hou-Tong Chen/CINT Igal Brener/CINT Oleg Mitrofanov/University College London

  Paper

High Brightness and Ultrafast Lasers and Systems (ATh1K)
Presider: Edik Rafailov, Aston University

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8:00 - 8:30
The hybrid technology of solid-state laser systems (ATh1K.1)
Presenter: Regina Gumenyuk, Ampliconyx Oy

In this talk, I will present an overview of the current state-of-the-art in the design of solid-state short-pulsed and high-power laser systems for industrial applications based on the hybrid approach.

Authors:Regina Gumenyuk/Ampliconyx Oy


Invited
8:30 - 9:00
Recent Progress Towards Commercial Semiconductor Disk Lasers and Relevant Applications (ATh1K.2)
Presenter: Christopher Head, M Squared Lasers Ltd

Squared Lasers is developing Semiconductor disk lasers as an attractive compact and low-cost alternative to Titanium-sapphire based systems for markets such as nonlinear microscopy and quantum technologies.

Authors:Graeme Malcolm/M Squared Lasers Ltd Christopher Head/M Squared Lasers Ltd


Invited
9:00 - 9:30
One-Picosecond High-Energy Pulses in Edge-Emitting Laser Devices (ATh1K.3)
Presenter: Dmitri Boiko, CSEM

Two approaches to get one-picosecond pulses on hundred pJ pulse energy scale from edge-emitting lasers are reported. One approach is based on very long tapered mode-locked lasers. The second utilizes short cavities in superradiance regime.

Authors:Dmitri Boiko/CSEM


Invited
  Paper
9:30 - 9:45
High-Brightness and High-Speed Coherent VCSEL Array (ATh1K.4)
Presenter: Zuhaib Khan, National Central University

Novel 940 nm (quasi-)coherent VCSEL array (3x3) is demonstrated. It exhibits high-power (62.4 mW), single-spot output with narrow divergence angle (~50) over the full range of bias currents, and wide 3-dB E-O bandwidth (10 GHz).

Authors:Zuhaib Khan/National Central University Jie-Chen Shih/National Central University Yung-Hao Chang/National Central University Jin-Wei Shi/National Central University

  Paper
9:45 - 10:00
A Laboratory Light Source for Ultrafast Kinetics of EUV Exposure Processes and Ultra-Small Pitch Lithography (ATh1K.5)
Presenter: Seth Cousin, KM Labs

An ultra-short pulsed, ultra-broadband (~13nm-~13µm) light-source has been developed to drive atto- to femto- second time-resolved studies on EUV photo-resist materials. The same source will also be used to investigate EUV driven nano-lithography.

Authors:Seth Cousin/KM Labs Clayton Bargsten/KM Labs Eric Rinard/KM Labs Rod Ward/KM Labs Erik Hosler/KM Labs Brennan Petersen/KM Labs Henry Kapteyn/KM Labs Pieter Vanelderen/imec John Petersen/imec Paul van der Heide/imec

  Paper

Silicon Photonics and Quantum Information Processing (ATh1I)
Presider: Reza Salem, Thorlabs Inc

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8:00 - 8:30
Photonic Quantum Computing (ATh1I.1)
Presenter: Mark Thompson, PsiQuantum

Quantum computing is set to revolutionize information technologies. In this talk I will outline the photonics approach to quantum computing, introducing the silicon photonic quantum circuit and highlighting approaches to manufacturability and scalability.

Authors:Mark Thompson/PsiQuantum


Invited
  Paper
8:30 - 8:45
High Extinction Pump Rejection Bragg Filters for Silicon Quantum Photonic Devices (ATh1I.2)
Presenter: Arnab Goswami, IIT Madras

A single-stage distributed Bragg filter in silicon waveguide has been demonstrated with a rejection bandwidth of 7-nm and ultra-high extinction of ∼ 55-dB; suitable towards silicon quantum photonic chip operating at λ ∼ 1.55 μm for on-chip pump rejection.

Authors:Arnab Goswami/IIT Madras Bijoy Das/IIT Madras

  Paper
8:45 - 9:00
EO Integration of Planar Ion Trap and Silicon Photonics for Optical Addressing in Quantum Computing (ATh1I.3)
Presenter: Yu Dian Lim, Nanyang Technological University

Feasibilities of Electro-Optical integration for ion-trapping in quantum computing are demonstrated. Photonics devices exhibit ~33% coupling efficiency and 1.12 dB/cm propagation loss. Wide positional tolerance of ± 10 µm is obtained for optical addressing of trapped ion.

Authors:Yu Dian Lim/Nanyang Technological University Jing Tao/Nanyang Technological University Peng Zhao/Nanyang Technological University Hong Yu Li/Institute of Microelectronics, Agency for Science, Technology and Research (A*STAR) Anak Agung Alit Apriyana/Nanyang Technological University Luca Guidoni/Université Paris Diderot Chuan Seng Tan/Nanyang Technological University

  Paper
9:00 - 9:15
Modelling Weak-Coherent QKD Systems Using a Classical Simulation Framework (ATh1I.4)
Presenter: Sören Kreinberg, VPIphotonics GmbH

We demonstrate how an existing simulation framework for modelling classical optical systems can be utilized for simulations of weak-coherent QKD links.

Authors:Sören Kreinberg/VPIphotonics GmbH Piotr Novik/VPI Development Center Igor Koltchanov/VPIphotonics GmbH André Richter/VPIphotonics GmbH

  Paper
9:15 - 9:30
A High Efficiency Reconciliation Method for Free-space Continuous-Variable QKD (ATh1I.5)
Presenter: Chao Zhou, Beijing University of Posts and Telecomm

We propose a high efficiency reconciliation method for continuous-variable quantum key distribution over free-space channel, which achieves stable reconciliation efficiency of more than 95% under the fluctuation of the SNR (as low as -16 dB).

Authors:Chao Zhou/Beijing University of Posts and Telecomm Xiangyu Wang/Beijing University of Posts and Telecomm Yichen Zhang/Beijing University of Posts and Telecomm Zhiguo Zhang/Beijing University of Posts and Telecomm Song Yu/Beijing University of Posts and Telecomm

  Paper
9:30 - 9:45
Adding Artificial Noise for Dynamic Code Rate Matching in Continuous-Variable Quantum Key Distribution (ATh1I.6)
Presenter: Sören Kreinberg, VPIphotonics GmbH

CV-QKD over long distances requires high reconciliation efficiencies, hence matching error correction code rate vs. SNR. For time-varying quantum channels, we achieve this by adding a controlled amount of digital noise to the measured data.

Authors:Sören Kreinberg/VPIphotonics GmbH Igor Koltchanov/VPIphotonics GmbH André Richter/VPIphotonics GmbH

  Paper
9:45 - 10:00
Experimental Resource-Efficient Entanglement Detection (ATh1I.7)
Presenter: Valeria Saggio, University of Vienna

A new entanglement-verification method is introduced and experimentally verified with a six-photon cluster state. We demonstrate that it is possible to efficiently detect multipartite entanglement with only a few copies of the state.

Authors:Valeria Saggio/University of Vienna Aleksandra Dimic/University of Belgrade Chiara Greganti/VitreaLab GmbH Lee Rozema/University of Vienna Borivoje Dakic/University of Vienna Philip Walther/University of Vienna

  Paper

Quantum Cascade and other mid-IR Lasers (STh1E)
Presider: Dan Wasserman, University of Texas at Austin

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8:00 - 8:15
Ridge-width Dependence of the Dispersion and Performance of Mid-infrared Quantum Cascade Laser Frequency Combs (STh1E.1)
Presenter: ruijun wang, ETH Zürich

We investigate the effects of ridge width on the characteristics of quantum cascade laser frequency combs and study how to achieve optimal performance. Very narrow ridges lead to much broader lasing spectra but also results in weaker comb stability.

Authors:ruijun wang/ETH Zürich Filippos Kapsalidis/ETH Zürich Mehran Shahmohammadi/ETH Zürich Mattias Beck/ETH Zürich Jérôme Faist/ETH Zürich

  Paper
8:15 - 8:30
Single-mode Tunable Mid-IR Laser Based on a High-Q Silicon Ring Resonator (STh1E.2)
Presenter: Euijae Shim, Columbia University

We demonstrate a single longitudinal mode, tunable mid-IR laser by self-injection locking a multiple longitudinal mode Interband Cascade Laser (ICL) to a high-Q Si microresonator at 3.4 μm.

Authors:Euijae Shim/Columbia University Andres Gil-Molina/Columbia University ohad Westreich/Columbia University Yamac Dikmelik/Thorlabs, Inc. Kevin Lascola/Thorlabs, Inc. Alexander Gaeta/Columbia University Michal Lipson/Columbia University

  Paper
8:30 - 9:00
Interband Cascade and Quantum Cascade Ring Lasers (STh1E.3)
Presenter: Hedwig Knötig, TU Wien

Quantum cascade and interband cascade lasers are fabricated into surface and substrate emitting coherent light sources and detectors. We report about latest achievements in terms of power, temperature and dynamic performance of on-chip sensing systems.

Authors:Hedwig Knötig/TU Wien Aaron Andrews/TU Wien Borislav Hinkov/TU Wien Robert Weih/nanoplus Nanosystems and Technologies Johannes Koeth/nanoplus Nanosystems and Technologies Benedikt Schwarz/TU Wien Gottfried Strasser/TU Wien


Invited
  Paper
9:00 - 9:15
Excitability in Mid-Infrared Quantum Cascade Lasers: from Communication Jamming to Neuromorphic Photonics (STh1E.4)
Presenter: Olivier Spitz, Télécom Paris

We experimentally build a basic optical neuron by taking advantage of excitability in a semiconductor laser under optical feedback, rather than conventional injection schemes. This optical neuron operates faster than its biological and electronical counterparts

Authors:Olivier Spitz/Télécom Paris Jiagui Wu/University of California Los Angeles Mathieu Carras/mirSense Grégory Maisons/mirSense Chee Wei Wong/University of California Los Angeles Frédéric Grillot/Télécom Paris

  Paper
9:15 - 9:30
(Withdrawn) Precise Characterization of Mid-Infrared InGaSb SESAMs (STh1E.5)
Presenter: Jonas Heidrich, ETH Zürich

We present an accurate mid-infrared nonlinear reflectivity characterization with a precision of <0.1%. MBE-grown InGaSb-quantum-well SESAMs at 2.05µm show a good modulation depth between 1 - 2.2%, low saturation fluence ~4µJ/cm2 and excellent nonsaturable losses.

Authors:Jonas Heidrich/ETH Zürich Marco Gaulke/ETH Zürich Ajanta Barh/ETH Zürich Matthias Golling/ETH Zürich Behçet Özgür Alaydin/ETH Zürich Ursula Keller/ETH Zürich

9:30 - 10:00
Interband Cascade Lasers (STh1E.6)
Presenter: Jerry Meyer, US Naval Research Laboratory

Recent advances in midwave infrared interband cascade laser (ICL) technology include novel distributed feedback configurations, frequency combs, dual-comb spectroscopy, vertical-cavity surface-emitting lasers, light-emitting devices, and ICLs incorporated into photonic integrated circuits on silicon and III-V platforms.

Authors:Igor Vurgaftman/US Naval Research Laboratory Chadwick Canedy/US Naval Research Laboratory Chul Kim/US Naval Research Laboratory Mijin Kim/KeyW Corporation Charles Merritt/US Naval Research Laboratory William Bewley/US Naval Research Laboratory Stephanie Tomasulo/US Naval Research Laboratory Jerry Meyer/US Naval Research Laboratory


Invited
  Paper

10:00 - 11:30 (UTC - 00:00)

Joint Poster Session 12 (JTh2A)

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Effects of Electron Bunch Width on the Efficiency of High-Order Harmonic Generation from Ultrathin Solid Targets (JTh2A.1)
Presenter: Nicholas Fasano, Princeton University

We demonstrate the importance of the finite extent of the electron bunch width on the spectral power law and the efficiency of high harmonic generation from a relativistic laser interacting with an ultrathin target.

Authors:Nicholas Fasano/Princeton University Matthew Edwards/Princeton University Julia Mikhailova/Princeton University

  Paper
Generation of Intense Single-cycle Pulse in the Air Based on All Solid State System (JTh2A.2)
Presenter: Tsendsuren Khurelbaatar, Pohang Univ of Science & Technology

We use thin solid plates in a double stage multi-plate configuration to produce high-contrast, intense single-cycle pulse at 3 kHz. Generated spectrum spans from 400 to 1000 nm at -20 dB intensity level. Output pulses are compressed down to 2.6 fs (transform-limit 2.55 fs) with an energy of 0.235 mJ

Authors:Meenkyo Seo/Pohang Univ of Science & Technology Tsendsuren Khurelbaatar/Pohang Univ of Science & Technology Sambit Mitra/Max Planck Institute of Quantum Optics Matthias Kling/Max Planck Institute of Quantum Optics Dong Kim/Pohang Univ of Science & Technology

  Paper
High Harmonic Spectroscopy of Circularly Polarized High Hamonic Generation Process (JTh2A.4)
Presenter: Keisuke Kaneshima, Hokkaido University

We studied the phase properties of circularly polarized high harmonics (CP-HHs) via interferometric measurements using a mixed gas. The results showed that the phase properties of CP-HHs are well described by a semiclassical model.

Authors:Keisuke Kaneshima/Hokkaido University Takuto Ando/Hokkaido University Taro Sekikawa/Hokkaido University

  Paper
Interference of the Constituent Atomic Orbitals of Molecule in Laser-induced Electron Tunneling Spectroscopy (JTh2A.5)
Presenter: Shaogang Yu, Wuhan Institute of Physics and Mathematics

A distinct interference feature from the different constituent atomic orbitals of molecules is clearly observed in laser-induced electron tunneling spectroscopy. This may be employed to explore the components of the molecular orbitals.

Authors:XuanYang Lai/Wuhan Institute of Physics and Mathematics RenPing Sun/Wuhan Institute of Physics and Mathematics Shaogang Yu/Wuhan Institute of Physics and Mathematics YanLan Wang/Wuhan Institute of Physics and Mathematics Wei Quan/Wuhan Institute of Physics and Mathematics Xiaojun Liu/Wuhan Institute of Physics and Mathematics

  Paper
Measurement technique of unpasteurized Japanese Sake freshness by Raman spectroscopy (JTh2A.6)
Presenter: Tetsuya Abe, TOPCON CORPORATION

We proposed a method to inspect the quality of sake from the ethanol and glucose content of sake, and showed that it can be quantified by Raman spectrometry with calibration curve accuracy, R2 = 0.992 (Ethanol), R2 = 0.932 (Glucose).

Authors:Tetsuya Abe/TOPCON CORPORATION

  Paper
Femtosecond Laser Fabricated Sensor Devices on Single-Crystal Sapphire Optical Fiber (JTh2A.7)
Presenter: Mohan Wang, University of Pittsburgh

We use the femtosecond laser direct writing technique to fabricate Rayleigh-scattering based distributed sensing and point sensing devices on single-crystal sapphire optical fiber. This technique can be potentially useful for harsh environment sapphire sensor integration.

Authors:Mohan Wang/University of Pittsburgh Kehao Zhao/University of Pittsburgh Sheng Huang/University of Pittsburgh Yang Yang/University of Pittsburgh Michael Buric/National Energy Technology Laboratory Paul Ohodnicki/National Energy Technology Laboratory Bo Liu/National Energy Technology Laboratory Kevin Chen/University of Pittsburgh

  Paper
Summary of modeling thermo-photo-voltaic selective emitter design based on theoretical semi-transparent materials with integrated pre-filter using Mie scattering spheres (JTh2A.8)
Presenter: Frank Stake, Freelance

Theoretical study to improve Thermo-Photo-Voltaic (TPV) Selective Emitters (SE) based on specialized grey body dielectric materials by adding microstructures which work within the body of semi-transparent SEs to refine their surface output spectrum.

Authors:Frank Stake/Freelance

  Paper
Nonreciprocal Thermal Radiation from Magnetic Weyl Semimetals (JTh2A.9)
Presenter: Cheng Guo, Stanford University

We propose a strongly nonreciprocal thermal emitter based on magnetic Weyl semimetals. Such an emitter enables near complete violation of Kirchhoff's law over broad angular and frequency ranges without an external magnetic field.

Authors:Bo Zhao/Stanford University Cheng Guo/Stanford University Christina Garcia/Harvard University Prineha Narang/Harvard University Shanhui Fan/Stanford University

  Paper
Optical properties of PEDOT:PSS – silicon solar cells (JTh2A.10)
Presenter: Anastasiia Mykytiuk, Taras Shevchenko National University of Kyiv

We study the optical and electrical losses in PEDOT:PSS/n-Si solar cells using spectroscopic ellipsometry and current-voltage measurements. We clarify the role of interfacial layer in optical reflection and recombination of charge carriers.

Authors:Anastasiia Mykytiuk/Taras Shevchenko National University of Kyiv Serhii Kondratenko/Taras Shevchenko National University of Kyiv

  Paper
Patterned-graphene-based broadband tunable metamaterial absorber in terahertz band (JTh2A.13)
Presenter: Fengping Yan, Beijing Jiaotong University

A broadband metamaterial absorber based on the novel design of the combination of cross and slotted-square graphene sheets is presented and analyzed from the perspectives: perfect absorptivity, absorption bandwidth, tunability and insensitivity.

Authors:Xuemei Du/Beijing Jiaotong University Fengping Yan/Beijing Jiaotong University Wei Wang/Beijing Jiaotong University Luna Zhang/Beijing Jiaotong University zhuoya bai/Beijing Jiaotong University

  Paper
Alignment-free Optical Pre-conditioning System for Omni-resonant Enhancement of a Solar Cell (JTh2A.14)
Presenter: Abbas Shiri, University of Central Florida, CREOL

We construct an alignment-free, planar optical system consisting of diffraction gratings and micro-prism array that pre-conditions near-infrared sunlight for broadband omni-resonant enhancement of a solar cell photocurrent.

Authors:Abbas Shiri/University of Central Florida, CREOL Massimo L. Villinger/University of Central Florida, CREOL Christopher H. Villinger/University of Central Florida, CREOL Ayman Abouraddy/University of Central Florida, CREOL

  Paper
Geometric Deep Learning Unlocks the Underlying Physics of Nanostructures (JTh2A.15)
Presenter: Mohammadreza Zandehshahvar, Georgia Institute of Technology

We present a learning-based technique to develop a reliable tool for discovering the underlying physics and feasibility of achieving different type of responses in electromagnetic nanostructures.

Authors:Yashar Kiarashinejad/Georgia Institute of Technology Mohammadreza Zandehshahvar/Georgia Institute of Technology Sajjad Abdollahramezani/Georgia Institute of Technology Omid Hemmatyar/Georgia Institute of Technology Reza Pourabolghasem/Independent researcher Ali Adibi/Georgia Institute of Technology

  Paper
Lasing in Pyramid: Alert microstructures for dye laser (JTh2A.16)
Presenter: Hsia Yu Lin, National Taiwan University

Pyramid structure was used as a resonance cavity for lasing, encapsulated with stilbene420 dye. Light is confied and multiply reflected at the boundary, thus enhancing the fluorescence. With a small threshold, a laser emission occurs.

Authors:Hsia Yu Lin/National Taiwan University Siang Yao Tan/National Taiwan University Yun Tzu Hsu/National Taiwan University Cheng Fu Hou/National Taiwan University Yang Fang Chen/National Taiwan University

  Paper
Photonic discrete-time quantum walks using spatial light modulators (JTh2A.18)
Presenter: Graciana Puentes, Universidad de Buenos Aires

We report a novel scheme for photonic discrete-time quantum walks, using transverse spatial modes of photons and programmable spatial light modulators (SLM). Our scheme enables simulation of arbitrary steps, only limited by the SLM resolution

Authors:Graciana Puentes/Universidad de Buenos Aires Leonardo Neves/Universidade Federal de Minas Gerais

  Paper
Stronger Quantum Contextuality (JTh2A.19)
Presenter: Wen-Rong Qi, Nankai University

We theoretically introduce a family of Hardy-like proofs which lead to stronger noncontextuality inequalities than that of extended KCBS. Meanwhile, we experimentally verify the simplest Hardy-like proof based on a four-dimensional photonic system.

Authors:Wen-Rong Qi/Nankai University Jie Zhou/Nankai University Ling-Jun Kong/Nanjing University Chenghou Tu/Nankai University Yongnan Li/Nankai University Adán Cabello/Universidad de Sevilla Jing-Ling Chen/Nankai University Hui-Tian Wang/Nanjing University

  Paper
High-Precision Spectral Measurements of Photon-Pair Sources via Frequency-Resolved Sum-Frequency generation (JTh2A.20)
Presenter: Fumihiro Kaneda, Tohoku University


Photon-pair generation via spontaneous parametric downconversion (SPDC) has been widely used for optical quantum information experiments. We demonstrate high-precision spectral measurements of SPDC sources, utilizing frequency-resolved sum-frequency generation, a reverse process of SPDC.

Authors:Fumihiro Kaneda/Tohoku University Jo Oikawa/Tohoku University Yasuyoshi Mitsumori/Tohoku University Keiichi Edamatsu/Tohoku University

  Paper
Gate-Tunable Single-Photon Emitting Diode with an Extremely Low Tuning Time (JTh2A.21)
Presenter: Igor Khramtsov, Moscow Institute of Physics & Technology

We present a gate-tunable single-photon emitting diode based on a color center in 4H-SiC whose emission rate can be dynamically switched from 0.16 to 40 Mcps with a characteristic time of only 200 ps

Authors:Igor Khramtsov/Moscow Institute of Physics & Technology Dmitry Fedyanin/Moscow Institute of Physics & Technology

  Paper
High-Dimensional Time-Frequency Entanglement and Schmidt Number Witnesses Using a Biphoton Frequency Comb (JTh2A.23)
Presenter: KAI-CHI CHANG, UCLA

We demonstrated high-dimensional time-frequency entanglement with a mode-locked biphoton frequency comb. Hong-Ou-Mandel interference and joint spectral intensity measurements are performed, and we estimated Hilbert space dimensionality of at least 3481 via Schmidt mode decompositions.

Authors:KAI-CHI CHANG/UCLA Xiang Cheng/UCLA Murat Sarihan/UCLA Abhinav Kumar/UCLA Yoo Seung Lee/UCLA Tian Zhong/University of Chicago Yan-Xiao Gong/Nanjing university Zhenda Xie/Nanjing university Jeffrey shapiro/MIT Franco Wong/MIT Chee Wei Wong/UCLA

  Paper
Proposal of Chip-Scale Generation and Verification of Photonic Dimers (JTh2A.24)
Presenter: JUHYEON KIM, University of Michigan

A semiconductor chip to generate and verify the photonic dimers, a quantum photonic state, is proposed and analyzed, even in the limit of low efficiency.

Authors:JUHYEON KIM/University of Michigan Donato Mastropietro/University of Michigan Duncan Steel/University of Michigan Jung-Tsung Shen/Washington University in St. Louis Pei-Cheng Ku/University of Michigan

  Paper
Nonperiodic optical superlattice lithium niobate waveguides for the generation of polarization entanglement (JTh2A.25)
Presenter: Hung-Pin Chung, National Central University

We implement a nondegenerate polarization-correlated photon-pair source on titanium-diffused nonperiodically-poled lithium niobate waveguides. The nonperiodic domains are optimized using genetic algorithm to maximize and equalize efficiencies of the spontaneous parametric down-conversion processes

Authors:Hung-Pin Chung/National Central University Jasleen Lugani/Friedrich-Schiller-Universität Jena Wen-Chiuan Su/National Central University Pawan Kumar/Friedrich-Schiller-Universität Jena Yang-Teng Le/National Central University Thomas Pertsch/Friedrich-Schiller-Universität Jena Frank Setzpfandt/Friedrich-Schiller-Universität Jena Yen-Hung Chen/National Central University

  Paper
Time-Domain Analysis on the Impacts of Chirp and Walk-Off in Picosecond Pulsed Squeezing (JTh2A.26)
Presenter: Yoshitaka Taguchi, The University of Tokyo

We investigate the relation between the squeezing level, chirp parameter of pulses, and the effect of group velocity difference in nonlinear crystals through time-domain analysis, which realizes straightforward evaluation of picosecond pulsed squeezing.

Authors:Yoshitaka Taguchi/The University of Tokyo Yasuyuki Ozeki/The University of Tokyo

  Paper
Toward Generation of Spatially-Entangled Photon Pairs in a Few-Mode Fiber (JTh2A.27)
Presenter: Afshin Shamsshooli, University of Texas at Arlington

We describe a novel scheme for spatial-mode-entangled photon-pair generation in a few-mode fiber. We experimentally verify the underlying inter-modal parametric processes with two-mode classical signal input and demonstrate high mode purity of the generated idler.

Authors:Afshin Shamsshooli/University of Texas at Arlington Cheng Guo/University of Texas at Arlington Francesca Parmigiani/Microsoft Research Xiaoying Li/Tianjin University Michael Vasilyev/University of Texas at Arlington

  Paper
Low-cost Spectroscopy of Individual Quantum Dots (JTh2A.28)
Presenter: Jiawei Qiu, Institute of Quantum Computing

We present spectroscopy measurements of individual InAsP quantum dots in photonic nanowires using (i) a home-build Czerny Turner spectrometer with an astronomy camera and (ii) an economical sub-picometre laser wavemeter from MOGLabs.

Authors:Jiawei Qiu/Institute of Quantum Computing Divya Bharadwaj/Institute of Quantum Computing Paul Anderson/Institute of Quantum Computing Sonell Malik/Institute of Quantum Computing Behrooz Semnani/Institute of Quantum Computing Mohd Zeeshan/Institute of Quantum Computing Philip Poole/National Research Council of Canada Dan Dalacu/National Research Council of Canada Michael Reimer/Institute of Quantum Computing Michal Bajcsy/Institute of Quantum Computing

  Paper
Efficient Statistical Separation of Primary Dark Counts and Afterpulses in Free-Running SPADs (JTh2A.29)
Presenter: Danielius Kramnik, Massachusetts Institute of Technology

We describe a binning-free method to quantify primary dark counts and afterpulses in free-running SPADs, requiring fewer samples than histogramming. This technique can enhance TCSPCs such as ToF LiDARs and fluorescence lifetime instruments.

Authors:Danielius Kramnik/Massachusetts Institute of Technology Rajeev Ram/Massachusetts Institute of Technology

  Paper
Klyshko efficiency optimization using a genetic algorithm (JTh2A.30)
Presenter: Javier Sabines Chesterking, university of Bristol

We use a spatial light modulator and a genetic algorithm to manipulate the spatial profile of the pump beam of a down-conversion source in order to improve its Klyshko efficiency.

Authors:Javier Sabines Chesterking/university of Bristol Paul-Antoine Moreau/university of Glasgow Alex McMillan/university of Bristol robert fickler/Tampere University John Rarity/university of Bristol Jonathan Matthews/university of Bristol

  Paper
Generation of Telecom Band Photon Pairs with Factorable Spectrum by Using Few-Mode Fiber (JTh2A.31)
Presenter: Liang Cui, Tianjin University

We demonstrate that telecom band photon pairs with a factorable joint spectrum can be generated via inter-modal spontaneous four-wave mixing in a two-mode few-mode fiber supporting the LP01 and LP11 spatial modes.

Authors:Liang Cui/Tianjin University Jinjin Wang/Tianjin University Xiaodong Liu/Tianjin University Xiaoying Li/Tianjin University

  Paper

Joint Poster Session 13 (JTh2B)

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On-chip mode-controlled waveguiding and versatile multi-wavelength light routing using chip-integrated dielectric metasurface for arbitrary polarizations (JTh2B.1)
Presenter: Yuan Meng, Tsinghua University

A comprehensive design strategy using waveguide-integrated-metasurface is proposed for versatile on-chip light-coupling. The coupling-direction, operation-wavelength and excited-mode-type are configurable at will for arbitrary polarizations, with high efficiency of 67% and directivity over 20 dB.

Authors:Yuan Meng/Tsinghua University Zhoutian Liu/Tsinghua University Ride Wang/Nankai University Tiancheng Qi/Tsinghua University Futai Hu/Tsinghua University Qiang Wu/Nankai University Qirong Xiao/Tsinghua University Sang-Hoon Bae/Massachusetts Institute of Technology Hyunseok Kim/Massachusetts Institute of Technology Mali Gong/Tsinghua University

  Paper
Coupled Waveguides Geometry Retrieval Using Neural Networks (JTh2B.2)
Presenter: Tom Coen, Tel Aviv University

This work presents a data driven method to retrieve the geometry of a coupled waveguide system from the measured intensity of the electric field. It is shown that neural networks perform better than kNN regression.

Authors:Tom Coen/Tel Aviv University Hadar Greener/Tel Aviv University Michael Mrejen/Tel Aviv University Lior Wolf/Tel Aviv University Haim Suchowski/Tel Aviv University

  Paper
Non-volatile Integrated Photonics enabled by Broadband Transparent Phase Change Material (JTh2B.3)
Presenter: Zhuoran Fang, University of Washington

We report a non-volatile integrated photonic platform enabled by the broadband transparent phase change material Sb2S3. Extreme low loss and non-volatile switching was demonstrated with <10 reduction in Q factor and over 30dBm extinction ratio.

Authors:Zhuoran Fang/University of Washington

  Paper
Speckle-Based Optical Waveguide Reservoir Computer for Blind Signal Classification (JTh2B.4)
Presenter: Marta Luengo-Kovac, The Aerospace Corporation

An opto-electronic reservoir computer based on a light valve, multimode fiber speckle, and a camera combined with back-end signal processing experimentally performs blind signal classification for return-to-zero and non-return-to-zero communications signals at low signal-to-noise
ratio.

Authors:Marta Luengo-Kovac/The Aerospace Corporation Uttam Paudel/The Aerospace Corporation Thomas Shaw/The Aerospace Corporation George Valley/The Aerospace Corporation

  Paper
Construction of a Multi-Wavelength Unitary Operator via Cascaded Optical Resonators (JTh2B.5)
Presenter: Taewon Park, KAIST

In universal linear optics, programmable photonic circuits perform an arbitrary linear transformation by the sequential multiplication of two-level achromatic unitary operators. Based on cascaded optical resonator-based building blocks, we construct an arbitrary multi-wavelength unitary operator.

Authors:Taewon Park/KAIST Youngjae Jeong/KAIST Kyoungsik Yu/KAIST

  Paper
Efficient Nonlinear Activation Function in Optical Neural Network (JTh2B.6)
Presenter: Hui Zhang, Nanyang Technological University

An efficient nonlinear activation function for optical neural network is proposed and demonstrated by executing complex-valued algorithms and intensity measurement. Great learning capability are achieved by the inherent properties of the complex-valued optical neural network.

Authors:Hui Zhang/Nanyang Technological University Lingxiao Wan/Nanyang Technological University Mile Gu/Nanyang Technological University Xudong Jiang/Nanyang Technological University Jayne Thompson/National University of Singapore Hong Cai/Institute of Microelectronics, A*STAR (Agency for Science, Technology and Research) Stefano Paesani/University of Bristol Raffaele Santagati/University of Bristol Anthony Laing/University of Bristol Patrick Guo-Qiang Lo/Advanced Micro Foundry Dim-Lee Kwong/Institute of Microelectronics, A*STAR (Agency for Science, Technology and Research) Leong Chuan Kwek/National University of Singapore Ai Qun Liu/Nanyang Technological University

  Paper
Low-Power SiN Thermo-Optic Phase Modulator Operating in Red Visible Wavelength Range (JTh2B.7)
Presenter: Samer Idres, University of Southern California

We demonstrate a geometrically-optimized, silicon nitride, thermo-optic phase modulator, with a record-low P = 10.7 mW, operating in the red visible wavelength range that is fabricated in a commercial foundry silicon photonics process.

Authors:Samer Idres/University of Southern California Hossein Hashemi/University of Southern California

  Paper
Compact Design of On-chip Elman Optical Recurrent Neural Network (JTh2B.8)
Presenter: Chenghao Feng, University of Texas at Austin

We propose an on-chip optical Elman recurrent neuron network (RNN) architecture for high-speed sequence processing using Mach-Zehnder interferometers and looped waveguides. The proposed design paves way for future integrated-photonics-based artificial intelligence hardware design.

Authors:Chenghao Feng/University of Texas at Austin Zheng Zhao/University of Texas at Austin Zhoufeng Ying/University of Texas at Austin Jiaqi Gu/University of Texas at Austin David Pan/University of Texas at Austin Ray Chen/University of Texas at Austin

  Paper
Single-Shot, Multiple I/O Photonic Chip to Fiber Array Packaging Using Fusion Splicing (JTh2B.9)
Presenter: Juniyali Nauriyal, University of Rochester

We show a novel multiple I/O photonic packaging method for 4-fiber array using fusion splicing. We demonstrate a minimum loss of 2.5dB per facet with a variation of +/-0.1dB through a 4-fiber array.

Authors:Juniyali Nauriyal/University of Rochester Meiting Song/University of Rochester Marissa Granados Báez/University of Rochester Yi Zhang/University of Rochester Jaime Cardenas/University of Rochester

  Paper
Low fiber-to-fiber loss, large bandwidth and low drive voltage lithium niobate on insulator modulators (JTh2B.10)
Presenter: pan ying, Sun Yat-Sen University

We demonstrate a thin-film LiNbO3 Mach-Zehnder modulator with polymer edge coupler. The modulator exhibits a half-wave voltage of 2 V, insertion loss less than 5 dB and modulation speed up to 128 Gb s−1.

Authors:pan ying/Sun Yat-Sen University Shihao Sun/Sun Yat-Sen University Mengyue Xu/Sun Yat-Sen University Mingbo He/Sun Yat-Sen University Siyuan Yu/Sun Yat-Sen University Xinlun Cai/Sun Yat-Sen University

  Paper
Azimuthally Apodized Focusing Gratings (JTh2B.11)
Presenter: Rijan Maharjan, Phutung Research Institute

We experimentally show that azimuthally apodized circular gratings can allow light to penetrate further into the structure, and create a focus of ≈10 μm, allowing for biomedical applications such as OCT.

Authors:Rijan Maharjan/Phutung Research Institute Sanket Bohora/Phutung Research Institute Richard Hogg/University of Glasgow David Childs/University of Glasgow Richard Curry/University of Manchester Iain Crowe/University of Manchester Ashim Dhakal/Phutung Research Institute

  Paper

Plasmonic-assisted Mach-Zehnder Interferometric photonic sensor using aluminum waveguides (JTh2B.12)

Presenter: Evangelia Chatzianagnostou, Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation

We demonstrate a CMOS compatible interferometric plasmo-photonic sensor exploiting Si3N4 photonic and aluminum (Al) plasmonic stripe waveguides. Experimental evaluation revealed bulk sensitivity of 4764 nm/RIU, holding promise for ultra-sensitive and low cost sensing devices.

Authors:Evangelia Chatzianagnostou/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation Athanasios Manolis/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation George Dabos/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation Dimitra Ketzaki/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation Bartos Chmielak/AMO GmbH, Advanced Microelectronic Center Aachen (AMICA) Anna-Lena Giesecke/AMO GmbH, Advanced Microelectronic Center Aachen (AMICA) Caroline Porschatis/AMO GmbH, Advanced Microelectronic Center Aachen (AMICA) Piotr Cegielski/AMO GmbH, Advanced Microelectronic Center Aachen (AMICA) Stephan Suckow/AMO GmbH, Advanced Microelectronic Center Aachen (AMICA) Laurent Markey/Laboratoire Interdisciplinaire Carnot de Bourgogne, CNRS-Université de Bourgogne Jean-Claude Weeber/Laboratoire Interdisciplinaire Carnot de Bourgogne, CNRS-Université de Bourgogne Alain Dereux/Laboratoire Interdisciplinaire Carnot de Bourgogne, CNRS-Université de Bourgogne Stefan Schrittwieser/Molecular Diagnostics, AIT Austrian Institute of Technology Rudolf Heer/Molecular Diagnostics, AIT Austrian Institute of Technology Nikos Pleros/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation Dimitris Tsiokos/Aristotle University of Thessaloniki, Center for Interdisciplinary Research and Innovation

  Paper
A single microring resonator for measuring waveguide losses (JTh2B.13)
Presenter: Hossam Shoman, University of British Columbia

We present a compact, single microring resonator with a tunable coupler to measure waveguide losses. The method is demonstrated by extracting the propagation losses of 550 nm and 600 nm wide SOI rib waveguides.

Authors:Hossam Shoman/University of British Columbia Hasitha Jayatilleka/Intel Corporation Nicolas Jaeger/University of British Columbia Sudip Shekhar/University of British Columbia Lukas Chrostowski/University of British Columbia

  Paper
Photonic integrated circuits with bound states in the continuum (JTh2B.14)
Presenter: Zejie Yu, The Chinese University of Hong Kong

We experimentally demonstrated photonic integrated circuits with bound states in the continuum by patterning low-index waveguides on a high-index substrate. We also demonstrated high-Q microcavities, directional couplers, and electro-optic modulators working under this principle.

Authors:Zejie Yu/The Chinese University of Hong Kong Xiang Xi/The Chinese University of Hong Kong Jingwen Ma/The Chinese University of Hong Kong Hon Ki Tsang/The Chinese University of Hong Kong Chang-Ling Zou/University of Science and Technology of China Xiankai Sun/The Chinese University of Hong Kong

  Paper
Two Microwave Vector Signals Transmission Using Single DD-MZM Modulation and Optical Heterodyne Detection (JTh2B.15)
Presenter: Yuancheng Cai, University of Electronic Science and Technology of China

Utilizing single DD-MZM modulation and optical heterodyne detection based on a single-ended photodiode, two identical frequency 5 Gbaud 16-QAM signals can be successfully recovered over 100-km SSMF with only 0.6 dB receiver sensitivity penalty.

Authors:Yuancheng Cai/University of Electronic Science and Technology of China Xiang Gao/University of Electronic Science and Technology of China Yun Ling/University of Electronic Science and Technology of China Bo Xu/University of Electronic Science and Technology of China Kun Qiu/University of Electronic Science and Technology of China

  Paper
A Cylindrical Lens-based Integrated 2D Beam-steering Device Using Staircase Grating Emitters (JTh2B.16)
Presenter: Chao Li, Shanghai Jiao Tong University

A 15°×12° integrated two-dimensional beam-steering device based on an on-chip silicon-nitride switch/emitter structure and off-chip cylindrical lens is demonstrated. The staircase grating emitters allow a directional emission greater than 90%.

Authors:Chao Li/Shanghai Jiao Tong University Xianyi Cao/Shanghai Jiao Tong University Minglu Cai/Central South University Kan Wu/Shanghai Jiao Tong University Xinwan Li/Shanghai Jiao Tong University Jianping Chen/Shanghai Jiao Tong University

  Paper
Experimental Evolutionary Optimization of an Active Multimode Interferometer (JTh2B.17)
Presenter: Matthew van Niekerk, Rochester Institute of Technology

Compact, re-configurable integrated photonic devices are important for communications and computing applications. In this work, we demonstrate an integrated silicon photonic tunable multimode interferometer with > 25 dB tunabilty per port, optimized experimentally with an evolutionary algorithm.

Authors:Matthew van Niekerk/Rochester Institute of Technology David Starling/Pennsylvania State University Gregory Howland/Rochester Institute of Technology Gerald Leake/SUNY Polytechnic Institute Alin Antohe/SUNY Polytechnic Institute Siti Binti/SUNY Polytechnic Institute Daniel Coleman/SUNY Polytechnic Institute A. Matthew Smith/Air Force Research Laboratory Christopher Tison/Air Force Research Laboratory MIchael Fanto/Rochester Institute of Technology Stefan Preble/Rochester Institute of Technology

  Paper
Two-soliton Microcombs Enabled Reconfigurable Microwave Photonic Filters (JTh2B.18)
Presenter: Jianqi Hu, Swiss Federal Institute of Technology in Lausanne (EPFL)

We demonstrate reconfigurable microwave photonic filters based on two-soliton microcombs. The filter passbands can be reconfigured inherently via the various angles between two solitons of microresonator, without involving programmable pulse shapers.

Authors:Jianqi Hu/Swiss Federal Institute of Technology in Lausanne (EPFL) Jijun He/Swiss Federal Institute of Technology in Lausanne (EPFL) Junqiu Liu/Swiss Federal Institute of Technology in Lausanne (EPFL) Arslan Raja/Swiss Federal Institute of Technology in Lausanne (EPFL) Maxim Karpov/Swiss Federal Institute of Technology in Lausanne (EPFL) Anton Lukashchuk/Swiss Federal Institute of Technology in Lausanne (EPFL) Tobias Kippenberg/Swiss Federal Institute of Technology in Lausanne (EPFL) Camille-Sophie Brès/Swiss Federal Institute of Technology in Lausanne (EPFL)

  Paper
Gallium- and Silicon Nitride-Based Photonic Integrated Circuits for Visible Wavelengths (JTh2B.19)
Presenter: Riazul Arefin, The Ohio State University

Photonic integration of GaN and Si-SiN platforms at the shortest visible wavelength is reported. Maximum theoretical coupling efficiencies up to 51% and 24% for a vertical grating coupler (fiber-chip) and hybrid integration, respectively, are achieved.

Authors:Riazul Arefin/The Ohio State University Sujit Ramachandra/The Ohio State University Hyemin Jung/The Ohio State University Syed M. N. Hasan/The Ohio State University Weicheng You/The Ohio State University Sarvagya Dwivedi/IMEC Shamsul Arafin/The Ohio State University

  Paper
Robust Light Coupling to Photonic Crystal Waveguide Using Integrated Metalens (JTh2B.20)
Presenter: Yahui Xiao, University of Delaware

We demonstrate robust and low loss coupling into photonic crystal waveguide by using a one-dimensional dielectric metalens.

Authors:Yahui Xiao/University of Delaware Zi Wang/University of Delaware Feifan Wang/University of Delaware Thomas Kananen/University of Delaware Hwaseob Lee/University of Delaware Tingyi Gu/University of Delaware

  Paper
WS2 Monolayer Integrated Photodetector (JTh2B.21)
Presenter: Chandraman Patil, George Washington University

Here, we demonstrate the fabrication of tungsten di-sulfide integrated photodetector on silicon nitride photonic platform. We observe high responsivity of ~100mA/W at exciton wavelength (~625 nm) due to strong photo-absorption.

Authors:Chandraman Patil/George Washington University RISHI MAITI/George Washington University Volker Sorger/George Washington University

  Paper
Broadband fiber-to-chip coupling in different wavelength regimes realized by 3D-structures (JTh2B.22)
Presenter: Helge Gehring, Universität Münster

We present efficient coupling schemes based on direct-laser-writing to enable broadband interfacing of nanophotonic circuits to optical fibers. We demonstrate wide bandwidth coupling at both telecom and visible wavelengths.

Authors:Helge Gehring/Universität Münster Wolfram Pernice/Universität Münster

  Paper
Guided-Wave-Driven Photonic Integrated Metasurface Holograms (JTh2B.23)
Presenter: Yimin Ding, The Pennsylvania State University

Widely adopted holographic projection technique of light field requires high level of integration and versatility in various areas. We demonstrated integrated optical holographic devices with wavelength-multiplexing based on a photonic integrated metasurface.

Authors:Yimin Ding/The Pennsylvania State University Yao Duan/The Pennsylvania State University Xi Chen/The Pennsylvania State University Haiyang Huang/The Pennsylvania State University Xuexue Guo/The Pennsylvania State University xingjie ni/The Pennsylvania State University

  Paper
Si-photonic integrated PZT thin film for acousto-optic modulation (JTh2B.24)
Presenter: Irfan Ansari, UGent

We demonstrate optical phase modulation in a Si waveguide by generation of surface acoustic wave using Lead Zirconate Titanate (PZT) thin film. Our measurement shows a VπL ≈ 3.35 V cm before any device-optimization.

Authors:Irfan Ansari/UGent

  Paper
Hybrid imaging-based beam steering system using a sparse photonic integrated circuit outcoupling array (JTh2B.25)
Presenter: Sajad Saghaye Polkoo, University of Central Florida, CREOL

We introduce a sparse photonic integrated circuit outcoupling (PICO) array for use with fast steering mirrors in a hybrid imaging-based beam steering (IBBS) system for free-space optical communications and LIDAR applications.

Authors:Sajad Saghaye Polkoo/University of Central Florida, CREOL Christopher Renshaw/University of Central Florida, CREOL

  Paper
Self-reconfigurable Field Programmable Photonic Gate Arrays Using First-order Optimization Techniques (JTh2B.26)
Presenter: Aitor López Hernández, Universitat Politècnica de València

We demonstrate a novel technique for the automated synthesis of photonic structures in a field-programmable photonic gate array using first-order optimization techniques and defining customized cost functions as per their main figures of merit.

Authors:Aitor López Hernández/Universitat Politècnica de València Daniel Pérez/Universitat Politècnica de València Prometheus DasMahapatra/Universitat Politècnica de València José Capmany/Universitat Politècnica de València

  Paper
Integrated Lithium Niobate Modulator and Frequency Comb Generator Based on Fabry-Perot Resonators (JTh2B.27)
Presenter: Mengyue Xu, Sun Yat-Sen University

We achieve 40 Gb/s operation of a low-loss modulator and generation of an optical frequency comb with spacing of 16.3 GHz on lithium niobate on insulator platform. These devices are based on distributed Bragg reflectors.

Authors:Mengyue Xu/Sun Yat-Sen University Mingbo He/Sun Yat-Sen University Xiaoyue Liu/Sun Yat-Sen University pan ying/Sun Yat-Sen University Siyuan Yu/Sun Yat-Sen University Xinlun Cai/Sun Yat-Sen University

  Paper
Scalability of Universal Nanophotonic Processing Circuits based on Multi-Plane Light Conversion (JTh2B.28)
Presenter: Ryota Tanomura, the University of Tokyo

Universal linear processing circuit based on multi-plane light conversion, comprising multiport directional couplers, is demonstrated to exhibit excellent fabrication tolerance even at increased scale, owing to its unique all-to-all unitary coupling at every layer.

Authors:Ryota Tanomura/the University of Tokyo Rui Tang/the University of Tokyo Takuo Tanemura/the University of Tokyo Yoshiaki Nakano/the University of Tokyo

  Paper
An RF Photonic Phase Digital-to-analog Converter for Chirped Radar Applications (JTh2B.29)
Presenter: Jiading Li, Tsinghua University

A novel method of wideband radiofrequency signal generation is proposed based on photonic phase digitizing and heterodyne mixing. Synthesis of a linear frequency-modulated radar waveform with a bandwidth of 4 GHz is demonstrated.

Authors:Jiading Li/Tsinghua University Xiaoxiao Xue/Tsinghua University Shangyuan Li/Tsinghua University Xiaoping Zheng/Tsinghua University

  Paper
Single microcavity with top grating for cylindrical vector beam lasing (JTh2B.30)
Presenter: Jian Wang, Wuhan National Laboratory for Optoelectr

Based on InP platform, we design and optimize a compact integrated device to realize efficient lasing of azimuthally polarized beam. Single-mode selection, emission and high speed can be achieved under electrical pumping.

Authors:Shuang Zheng/Wuhan National Laboratory for Optoelectr xiang ma/Wuhan National Laboratory for Optoelectr quanan chen/Wuhan National Laboratory for Optoelectr qiaoyin lu/Wuhan National Laboratory for Optoelectr Weihua Guo/Wuhan National Laboratory for Optoelectr Jian Wang/Wuhan National Laboratory for Optoelectr

  Paper
Demonstration of on-chip hybrid (de)multiplexer with 4×32 channels for simultaneous mode- and wavelength-division multiplexing (JTh2B.31)
Presenter: Xiaoping Cao, WNLO

We demonstrate on-chip monolithically integrated hybrid (de)multiplexer with 4×32 channels for simultaneous mode- and wavelength-division multiplexing for ultra-large capacity optical interconnect link. The chip consists of 4-channel mode (de)multiplexer and 32-channel arrayed waveguide grating.

Authors:Xiaoping Cao/WNLO Shuang Zheng/WNLO Feng Cui/WNLO Jian Wang/WNLO

  Paper

11:00 - 13:00 (UTC - 00:00)

Joint Dynamic e-Posters III (JTh2C)
Presider: Takasumi Tanabe, Keio University

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11:00 - 11:12
Simulation of Femtosecond Laser Induced Photoionization Dynamics of Multilayer dielectric Thin Films (JTh2C.1)
Presenter: Simin Zhang, The Ohio State University

Interaction of HfO2/SiO2-based multilayer thin films and 10-, 100-fs high intensity laser pulses are simulated using finite-difference time-domain method coupled with Keldysh ionization model to assist in design of damage resistant ultrabroad-band optics.

Authors:Simin Zhang/The Ohio State University Noah Talisa/The Ohio State University Carmen Menoni/Colorado State University Vitaly Gruzdev/University of New Mexico Enam Chowdhury/The Ohio State University

  Paper
11:12 - 11:24
Efficient Kerr comb generation aligned with ITU-T grid for DWDM telecom applications (JTh2C.2)
Presenter: KOSHIRO WADA, Keio University

We demonstrated efficient Kerr comb generation in an ultra-high Q MgF2 with an output power of 0 dBm/channel that is aligned with a 25 GHz ITU-T grid suitable for DWDM telecom applications.

Authors:KOSHIRO WADA/Keio University Shun Fujii/Keio University Hajime Kumazaki/Keio University Tamiki Ohtsuka/Keio University Shota Sota/Keio University Satoki Kawanishi/Keio University Takasumi Tanabe/Keio University

  Paper
11:24 - 11:36
Optimization of Simulated Coherent Combination System Using Fourier Optics Based Genetic Algorithm (JTh2C.3)
Presenter: Randy Lemons, Colorado School of Mines

We present a method for the optimization of complex laser systems and laser shaping tools using a genetic algorithm utilizing accurate simulation based on Fourier optics.

Authors:Randy Lemons/Colorado School of Mines Sergio Carbajo/SLAC National Accelerator Laboratory

  Paper
11:36 - 11:48
Tailoring group-velocity dispersion in microspheres with alumina coating (JTh2C.4)
Presenter: Marvyn Inga Caqui, University of Campinas

We experimentally demonstrate that the group-velocity-dispersion of silica microspheres can be engineered by coating it with nanometer-thick layers of alumina (Al2O3). The ultra-high optical quality factor (>10 millions) achieved allows for the generation of broadband frequency combs.

Authors:Marvyn Inga Caqui/University of Campinas Laís Fujii do Santos/University of Campinas Jose Maria Silva Filho/University of Campinas Yovanny Espinel/University of Campinas Francisco Marques/University of Campinas Thiago Mayer Alegre/University of Campinas Gustavo Wiederhecker/University of Campinas

  Paper
11:48 - 12:00
Nonlinear absorption measurements of aza-borondipyrromethene dyes (JTh2C.5)
Presenter: Hao-Jung Chang, University of Central Florida

We study the nonlinear absorption properties of aza-borondipyrromethene dyes using the Z-scan and transient absorption methods. Near 1200 nm, excited-state absorption due to two-photon excitation appears, which is more pronounced in the brominated dyes.

Authors:Hao-Jung Chang/University of Central Florida Sanaz Faryadras/University of Central Florida Natalia Munera/University of Central Florida Sepehr Benis/University of Central Florida Mykhailo Bondar/University of Central Florida Sylvain David/University of Lyon Oliver Maury/University of Lyon Gerard Berginc/Thales Research & Technology Andraud Chantal/University of Lyon David Hagan/University of Central Florida Eric Van Stryland/University of Central Florida

  Paper
12:00 - 12:12
(Withdrawn) Ultrafast Measurement of Formation of the Sommerfeld Enhancement of Absorption (JTh2C.6)
Presenter: Adam Halaoui, University of Denver

We employ multidimensional coherent spectroscopy to directly observe and measure the ultrafast relaxation of free carriers in bulk gallium arsenide to form the Sommerfeld enhancement of absorption. We observe two populations with different relaxation dynamics.

Authors:Geoffrey Diederich/University of Denver Adam Halaoui/University of Denver Mark Siemens/University of Denver

12:12 - 12:24
Nanoporous Gold Nanoleaf as Tunable Metamaterial (JTh2C.7)
Presenter: Sangeeta Rout, Norfolk State University

We have studied optical properties of single and multi-fold nanoporous gold leaf metamaterials and demonstrated that they can be controlled with applied voltage and dielectric environment.

Authors:Sangeeta Rout/Norfolk State University Zhen Qi/Lawrence Livermore National Laboratory Monika Biener/Lawrence Livermore National Laboratory Devon Courtwright/Norfolk State University Jakeem Adrien/Norfolk State University Carl Bonner/Norfolk State University Mohammad Shahabuddin/Norfolk State University Natalia Noginova/Norfolk State University Mikhail Noginov/Norfolk State University Md Omar Faruk/UCLA

  Paper
12:24 - 12:36
Real-valued network for imaging through multimode fiber (JTh2C.8)
Presenter: Ziyu Wang, Beijing Univ. Posts & Telecomm.

A real-valued neural network overwhelmingly outperforms its complex-valued counterpart in natural scene reconstruction through multimode fiber, suggesting that knowledge of intensity rather than phase information is enough, therefore brings much robustness and convenience in practice.

Authors:Ziyu Wang/Beijing Univ. Posts & Telecomm. Yangyang Xiang/Beijing Univ. Posts & Telecomm. Mingying Lan/Beijing Univ. Posts & Telecomm. Junhui Li/Beijing Univ. Posts & Telecomm. Li Gao/Beijing Univ. Posts & Telecomm. Song Yu/Beijing Univ. Posts & Telecomm. Guohua Wu/Beijing Univ. Posts & Telecomm. Tianwei Jiang/Beijing Univ. Posts & Telecomm.

  Paper
12:36 - 12:48
3D printed glass preforms for optical fibers with nonequilibrium cross-sections (JTh2C.9)
Presenter: Mengxin Zheng, Indiana University

Considering the demand for increasing complexity in optical fiber cross-sections, we present a novel approach for glass perform fabrication based on 3-D printing and show that it can produce glass preforms with non-equilibrium cross-sections. © 2020 The Author(s)

Authors:Mengxin Zheng/Indiana University Camila Faccini de Lima/Indiana University Veda Narayana Koraganji/Indiana University Alexander Gumennik/Indiana University

  Paper
12:48 - 13:00
Scan-less Dispersion Spectroscopy with Single-shot Dual-Heterodyne Mixing and Optical Frequency Comb (JTh2C.10)
Presenter: Nasrin Sultana, Saitama University

High-speed dispersion spectroscopy has been developed with wide dispersion range, while avoiding an increase in imprecision, by 1.4- and 50 GHz frequency intervals parallel processing of single-shot dual-heterodyne mixing combined with an optical frequency comb.

Authors:Nasrin Sultana/Saitama University Hiroali Tada/Saitama University Shioda Tatsutoshi/Saitama University

  Paper

11:30 - 13:00 (UTC - 00:00)

Joint Poster Session 14 (JTh2D)

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On the Modulation of a Random Feedback Laser Emission (JTh2D.1)
Presenter: Bismarck Lima, Pontifical Catholic University of Rio de Janeiro

We present a novel technique to control a half-open cavity laser emission. Fast temporal phase variation acting as an active Q-switch enables controlled pulsed emission of an SOA-based random feedback laser.

Authors:Pedro Tovar/Pontifical Catholic University of Rio de Janeiro Bismarck Lima/Pontifical Catholic University of Rio de Janeiro Jean von der Weid/Pontifical Catholic University of Rio de Janeiro

  Paper
Innovative concept of tunable ECDLs based on MEMS in the NIR and MIR spectral regime (JTh2D.2)
Presenter: Morten Hoppe, Sacher Lasertechnik GmbH

An innovative ECDL concept based on MEMS technology in NIR and MIR is presented. Results of laser performance and its application as well as the possibility of ultra-fast tuning through MEMS actuators are shown.

Authors:Morten Hoppe/Sacher Lasertechnik GmbH Hanna Rohling/Sacher Lasertechnik GmbH Sebastian Schmidtmann/Sensor Photonics GmbH Herve Tatenguem/Sacher Lasertechnik GmbH Jan Grahmann/Institute for Photonic Microsystems IPMS Tobias Milde/Sacher Lasertechnik GmbH Thomas Schanze/Technische Hochschule Mittelhessen (THM) – Institut für Biomedizinische Technik (IBMT) Joachim Sacher/Sacher Lasertechnik GmbH

  Paper
Degradation Mechanisms in MOVPE-Grown High-Power Buried-Heterostructure Quantum Cascade Lasers (JTh2D.3)
Presenter: Yongkun Sin, The Aerospace Corporation

Analysis of catastrophically degraded high-power buried-heterostructure quantum cascade lasers, performed near front facets by using focused ion beam and high-resolution TEM techniques, has revealed formation of voids and extensive dislocations away from active regions.

Authors:Yongkun Sin/The Aerospace Corporation Zachary Lingley/The Aerospace Corporation Miles Brodie/The Aerospace Corporation Benjamin Knipfer/University of Wisconsin – Madison C Sigler/University of Wisconsin – Madison C Boyle/University of Wisconsin – Madison J Kirch/University of Wisconsin – Madison K Oresick/University of Wisconsin – Madison H Kim/University of Wisconsin – Madison Dan Botez/University of Wisconsin – Madison Luke Mawst/University of Wisconsin – Madison D Lindberg/Intraband, LLC Tom Earles/Intraband, LLC

  Paper
High power single mode triple-ridge waveguide semiconductor laser (JTh2D.4)
Presenter: Xiao-Lei Zhao, Clemson University

We propose a high-power, single transverse mode, edge-emitting diode laser by constructing a triple-ridge waveguide structure. Two integrated lossy auxiliary waveguides are utilized to suppress the unwanted high order modes in the main waveguide.

Authors:Xiao-Lei Zhao/Clemson University Siwei Zeng/Clemson University Yeyu Zhu/Clemson University Ying Wu/Clemson University Lin Zhu/Clemson University

  Paper
45 GHz VCSEL with Multiple Transverse-Coupled-Cavities (JTh2D.5)
Presenter: Elham Heidari, University of Texas at Austin

We propose a VCSEL laterally coupled to multiple-cavities providing modulation bandwidth beyond the relaxation-oscillation-frequency. We show a 3dB modulation bandwidth of 45 GHz, five times greater than its conventional VCSEL fabricated on the same epi-wafer.

Authors:Elham Heidari/University of Texas at Austin Hamed Dalir/Omega Optics Inc. Moustafa Ahmed/King Abdul-Aziz University Mohammad Teimourpour/George Washington University Volker Sorger/George Washington University Ray T. Chen/University of Texas at Austin

  Paper
Evaluation of Lasing Temperature Characteristics of 1550nm QD-based-LDs by IID-QDI Technique with Ar and B Ions and High Temperature Stability (JTh2D.6)
Presenter: Atsushi Matsumoto, National Inst of Information & Comm Tech

We evaluated temperature characteristics of QD-based-LDs by ion-implantation-induced-disordering quantum-dot intermixing technique with Ar and B ions, and demonstrated high temperature stability with a characteristic temperature of 284 K and a wavelength shift of 0.15 nm/K

Authors:Atsushi Matsumoto/National Inst of Information & Comm Tech Shohei Isawa/Waseda University Runa Kaneko/Waseda University Kouichi Akahane/National Inst of Information & Comm Tech Toshimasa Umezawa/National Inst of Information & Comm Tech Yuichi Matsushima/Waseda University Katsuyuki Utaka/Waseda University

  Paper
CCD-Thermoreflectance Imaging of Self-Heating in 1.5 µm Semiconductor Laser Diodes (JTh2D.7)
Presenter: Robert Mckenna, Trinity College Dublin

The surface temperature distribution of 1.5 µm multi-section slotted single-mode semiconductor lasers is determined experimentally using high resolution CCD-TR microscopy. The surface temperature, thermal spreading between sections, longitudinal and lateral temperature profiles are reported.

Authors:Robert Mckenna/Trinity College Dublin Sepideh Naimi/Trinity College Dublin Simon Corbett/Trinity College Dublin David McCloskey/Trinity College Dublin John Donegan/Trinity College Dublin

  Paper
Stabilization of Self-Mode-Locked Quantum Dash Lasers by Symmetric Dual-Loop Optical Feedback: Effects of Power Ratio and Optical Phase Tuning (JTh2D.8)
Presenter: Haroon Asghar, UNIVERSITY COLLEGE CORK

We stabilize jitter in self-mode-locked quantum dash lasers emitting at 1550nm, reducing pulse train RF linewidth by 100x, using optical feedback from dual fiber loops. We demonstrate how to optimize this method and packaging tolerances.

Authors:John McInerney/UNIVERSITY COLLEGE CORK Haroon Asghar/UNIVERSITY COLLEGE CORK

  Paper
Transverse Mode Control in HCG-VCSELs (JTh2D.9)
Presenter: Yipeng Ji, Tsinghua University

We present a detailed study to select transverse modes and control far field pattern of a multi-mode HCG-VCSEL using reflection dispersion for the former and angular-dependent transmission for the latter, for the first time.

Authors:Yipeng Ji/Tsinghua University Mingyue Guan/Tsinghua University Jipeng Qi/University of California, Berkeley Connie Chang-Hasnain/University of California, Berkeley

  Paper
Effect of Double-Lattice Pitch in Type-I Quantum Well Mid-Infrared Photonic-crystal Surface-Emitting Lasers (JTh2D.10)
Presenter: SULING CHENG, National Chiao Tung University

We demonstrate an optically-pumped mid-infrared InGaAsSb/AlGaAsSb type-I QW surface-emitting laser operated at 2.26 mm using double-lattice photonic crystal structure. Light output intensity of the device with double-lattice structures was enhanced by an order of magnitude than that of single-holes.

Authors:YuHsun Huang/National Chiao Tung University SULING CHENG/National Chiao Tung University Gray Lin/National Chiao Tung University Sheng-Di Lin/National Chiao Tung University Kien-Wen Sun/National Chiao Tung University

  Paper
Demonstration of 1300 nm Directly Modulated DBR Lasers Based on V-shaped High-Order Slotted Surface-Gratings (JTh2D.11)
Presenter: Wei Sun, Huazhong University of Sci. Technol

We present 1.3μm regrowth-free directly-modulated DBR lasers based on V-shaped slotted surface-gratings through standard photolithography. The fabricated laser has achieved the threshold-current ~12mA, SMSR ~50dB from 0°C to 50°C and 3-dB bandwidth ~12GHz.

Authors:Wei Sun/Huazhong University of Sci. Technol Shuangzhi Wei/Huazhong University of Sci. Technol Gonghai Liu/Huazhong University of Sci. Technol Xiangyang Dai/Huazhong University of Sci. Technol Jia Liu/Huazhong University of Sci. Technol Su Tan/Huazhong University of Sci. Technol Qiaoyin Lu/Huazhong University of Sci. Technol John Donegan/School of Physics & CRANN Weihua Guo/Huazhong University of Sci. Technol

  Paper
30-nm Consecutive Discrete Tuning Range Semiconductor Laser with 100-GHz Channel Spacing Based on Slotted Structures Fabricated by Standard Contact Lithography (JTh2D.12)
Presenter: Fengxin Dong, CAS Institute of Semiconductors

A widely tunable semiconductor laser based on slotted surface grating fabricated by standard contact lithography is presented. This regrowth-free tunable semiconductor laser shows a consecutive discrete tuning range over 30-nm with 100-GHz channel spacing.

Authors:Fengxin Dong/CAS Institute of Semiconductors Fangling Du/CAS Institute of Semiconductors Pijie Ma/CAS Institute of Semiconductors Xuyan Zhou/CAS Institute of Semiconductors Wan-hua Zheng/CAS Institute of Semiconductors

  Paper
Electrical Pumped InAs QD Lasers Directly Grown on Hollow SOI Substrate (JTh2D.13)
Presenter: Qi Feng, Institute of Physics, CAS

Monolithic growth of efficient III-V QD lasers on (111)-faceted hollow SOI substrate has been achieved for realizing silicon photonic integrated circuits. The lasers can be pulse- operated up to 50oC with lasing threshold of ~70mA.

Authors:Qi Feng/Institute of Physics, CAS Zihao Wang/Institute of Physics, CAS Ting Wang/Institute of Physics, CAS

  Paper
Primary Processes in ITO/TPD/Alq3/Al OLEDs at Low Voltage: On the Aging of OLEDs (JTh2D.15)
Presenter: Fanomezantsoa RATSIMBAZAFY, GCMP - Université de Moncton


Current-voltage measurements at low voltage indicate that ions move in OLEDs on the first I-V scan. On subsequent scans, molecular rotations result in weak current spikes. As expected, neither current leads to luminescence.

Authors:Fanomezantsoa RATSIMBAZAFY/GCMP - Université de Moncton Serge Gauvin/GCMP - Université de Moncton

  Paper
Investigation of High Temperature LED and Photodetector from InGaN/GaN MQWs (JTh2D.16)
Presenter: Abbas Sabbar, University of Arkansas

InGaN/GaN multiple quantum well LED structure was studied for the possible integration as a detector in future power electronics applications. The electroluminescence (EL) and spectral response were measured from 77 K to 800 K.

Authors:Abbas Sabbar/University of Arkansas Syam Madhusoodhanan/University of Arkansas Huong Tran/University of Arkansas Binzhong Dong/2HC SemiTek Jiangbo Wang/2HC SemiTek Alan Mantooth/University of Arkansas Shuiqing Yu/University of Arkansas zhong chen/University of Arkansas

  Paper
Intersubband Transitions in GaN/Al0.5Ga0.5N Quantum Wells on a-Plane and m-Plane GaN Substrates (JTh2D.17)
Presenter: Jiaming Xu, University of Texas at Austin

We experimentally characterize mid-infrared intersubband transitions in identical Al0.5Ga0.5N/GaN heterostructures grown on a- and m-plane GaN substrates. The absorption peaks of the m-plane samples are 10 to 40% narrower than that of the a-plane samples.

Authors:Jiaming Xu/University of Texas at Austin Morteza Monavarian/University of California at Santa Barbara Nishant Nookala/University of Texas at Austin Micha Fireman/University of California at Santa Barbara Kai Qwah/University of California at Santa Barbara James Speck/University of California at Santa Barbara Mikhail Belkin/University of Texas at Austin

  Paper
Shallow Mesa InP Avalanche Photodiode with Ultralow Dark Current (JTh2D.18)
Presenter: Jingchang Zhang, Tsinghua University

A shallow-mesa InP avalanche photodiode is proposed and fabricated by a simple dry etching process. The device exhibits a remarkably low dark current of 4 pA at unit gain and a high gain of 320.

Authors:Jingchang Zhang/Tsinghua University Yaru Han/Tsinghua University Bing Xiong/Tsinghua University Yi Luo/Tsinghua University Changzheng Sun/Tsinghua University Lai Wang/Tsinghua University Jian Wang/Tsinghua University Yanjun Han/Tsinghua University Zhibiao Hao/Tsinghua University Hongtao Li/Tsinghua University Jiadong Yu/Tsinghua University

  Paper
Fine-pitch Quantum Dot Dispense on Micro-LEDs (JTh2D.19)
Presenter: Chien-Chung Lin, National Chiao Tung University

We report the fine-pixel quantum dot (<5mm) deposited on micro-LED chips directly. The electrical and optical characterization shows 35% color conversion efficiency and area-dependent QD emission intensity.

Authors:Yu-Ming Huang/National Chiao Tung University Kai-Ling Liang/Industrial Technology Research Institute of Taiwan Yi-Lin Tsai/National Chiao Tung University Wei-Hung Kuo/Industrial Technology Research Institute of Taiwan Yen-Hsiang Fang/Industrial Technology Research Institute of Taiwan Chung-Ping Huang/National Chiao Tung University Hao-Chung Kuo/National Chiao-Tung University Chien-Chung Lin/National Chiao Tung University

  Paper
Timing anomalies in comb-based optical two-way time-frequency transfer (O-TWTFT) (JTh2D.20)
Presenter: William Swann, National Inst of Standards & Technology

Comb-based O-TWTFT provides exemplary performance in transferring precision timing over km-scale turbulent atmospheric paths. However, its performance through strong turbulence is not fully understood. Here we investigate transient timing deviations associated with low received power.

Authors:William Swann/National Inst of Standards & Technology Martha Bodine/National Inst of Standards & Technology Jennifer Ellis/National Inst of Standards & Technology Emily Hannah/National Inst of Standards & Technology Laura Sinclair/National Inst of Standards & Technology Nathan Newbury/National Inst of Standards & Technology Jean-Daniel Deschenes/National Inst of Standards & Technology

  Paper

Joint Poster Session 15 (JTh2E)

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Observation of Polarization Singularities in a Brewster-Reflected Paraxial Beam (JTh2E.1)
Presenter: ANIRBAN DEBNATH, University of Hyderabad

Using a simulated model of a diverging paraxial beam reflected at a plane dielectric interface, we show that the Brewster-reflected beam manifests phase and polarization singularities.

Authors:ANIRBAN DEBNATH/University of Hyderabad Nirmal Viswanathan/University of Hyderabad

  Paper
Gouy phase shift contribution on efficient SHG at noncentrosymmetric materials interfaces (JTh2E.2)
Presenter: Lino Misoguti, Instituto de Física de São Carlos, USP

We observed that applying tightly focused laser beam, Gouy phase shift plays important role on efficient SHG at interfaces of both isotropic and anisotropic noncentrosymmetric materials. This effect is similar to THG at materials interfaces.

Authors:Jorge Gomes/Instituto de Física de São Carlos, USP Emerson Barbano/Universidade Federal do Parana Sergio Zilio/Instituto de Física de São Carlos, USP Lino Misoguti/Instituto de Física de São Carlos, USP

  Paper
A wide detection range refractive index sensor based on exposed core tellurite micro-structured optical fiber (JTh2E.3)
Presenter: Tonglei Cheng, Northeastern University

A novel refractive index sensor based on an exposed-core tellurite microstructure optical fiber has been implemented. The sensitivity of sensor is up to 2919.4nm/RIU. It is reliable, cost-effective and offers a possibility for label-free biosensing.

Authors:Xue Zhou/Northeastern University Tonglei Cheng/Northeastern University Takenobu Suzuki/Research Center for Advanced Photon Technology Yasutake Ohishi/Research Center for Advanced Photon Technology

  Paper
MXene and nonlinear polarization evolution hybrid mode-locking for high performance ultrafast fiber lasers (JTh2E.4)
Presenter: Chunyang Ma, Shenzhen University

A self-starting mode-locked laser with low threshold can be achieved using V2CTx nanosheets and nonlinear polarization evolution. 72 fs pulse duration is easily achieved from this hybrid mode-locked fiber laser system.

Authors:Chunyang Ma/Shenzhen University Weichun Huang/Shenzhen University Yunzheng Wang/Shenzhen University Han Zhang/Shenzhen University

  Paper
Tailoring optical nonlinearities of indium tin oxide (JTh2E.5)
Presenter: Mario Miscuglio, George Washington University

Here we experimentally show the capability of tailoring the nonlinear all-optical modulation of the complex refractive index in response of pulsed laser in the Epsilon Near Zero (ENZ) region for different deposition conditions of ITO.

Authors:Mario Miscuglio/George Washington University Yaliang Gui/George Washington University Jagannath Paul/National Institute of Standards and Technology Jared Wahlstrand/National Institute of Standards and Technology Volker Sorger/George Washington University

  Paper
Intrinsic anisotropy in nonlinear optical absorption of Sb2S3 nanorods (JTh2E.6)
Presenter: Rajesh Yadav, IISER Bhopal

Here, we report the first observation of the fundamental intrinsic anisotropy (61%) in nonlinear absorption (NLA) of Sb2S3 nanorods. Experimentally, we found the anisotropy in NLA ΔIS (anisotropy) ≈ 0.058GW/cm2 at a peak intensity of 0.095GW/cm2.

Authors:Rajesh Yadav/IISER Bhopal

  Paper
Propagation phase elimination of light pulses by an initial phase-locked synchronized moving source (JTh2E.7)
Presenter: Yao lu, Nankai University

We demonstrate an innovative approach to eliminate the propagation phase of light pulses by designing an initial phase-locked synchronizing moving source. Counterintuitively, this result shows the propagation phase could be eliminated, for the first time.

Authors:Yao lu/Nankai University hao xiong/Nankai University Qiang Wu/Nankai University Jingjun Xu/Nankai University

  Paper
Noise Investigation of Deep-UV Dispersive Wave Generation in Gas-Filled Fiber Utilizing Nonlinear Pulse Compression (JTh2E.8)
Presenter: Callum Smith, Technical University of Denmark

Deep-UV radiation is achieved through dispersive wave generation in an argon-filled anti-resonant fiber utilizing a nonlinearly compressed 1030nm pump. Relative intensity noise is characterized at 280nm, with 1.6% achieved for optimal argon-pressure and pump parameters.

Authors:Callum Smith/Technical University of Denmark Asbjørn Moltke/Technical University of Denmark Abubakar Adamu/Technical University of Denmark Mattia Michieletto/NKT Photonics A/S Patrick Bowen/NKT Photonics A/S Peter Moselund/NKT Photonics A/S Christos Markos/Technical University of Denmark Ole Bang/Technical University of Denmark

  Paper
Second-harmonic Generation of Asymmetric Bessel-Gaussian Beams Carrying Multiple OAM Charge Numbers (JTh2E.9)
Presenter: Kunjian Dai, Clemson University

In this paper we demonstrate the second-harmonic generation of asymmetric Bessel-Gaussian beams carrying orbital angular momentum. One advantage is that the asymmetric Bessel-Gaussian beams offer a chance to tailor the generated field.

Authors:Kunjian Dai/Clemson University Wenzhe Li/Clemson University Kaitlyn Morgan/Clemson University Keith Miller/Clemson University Richard Watkins/Clemson University Eric Johnson/Clemson University

  Paper
Experimental Demonstration of Mid-Infrared Spontaneous Four-wave Mixing with A Tellurite All-solid Hybrid Microstructured Fiber (JTh2E.10)
Presenter: Hoa Nguyen, Toyota Technological Institute

Spontaneous four-wave mixing in a novel tellurite fiber is demonstrated. Using a pumping laser at 1.9 μm, a signal and an idler at 1.25 and 4.1 μm are generated. This corresponds to a frequency shift of 85 THz which is the largest frequency shift in soft-glass fiber ever reported

Authors:Hoa Nguyen/Toyota Technological Institute Than Singh Saini/Toyota Technological Institute Hoang Tuan Tong/Toyota Technological Institute Goichi Sakai/Furukawa Denshi Co Morio Matsumoto/Furukawa Denshi Co Takenobu Suzuki/Toyota Technological Institute Yasutake Ohishi/Toyota Technological Institute

  Paper
Nonlinear computer-generated optical holograms in lithium niobate crystal by femtosecond laser micromachining (JTh2E.11)
Presenter: Bing Zhu, Shanghai Jiao Tong University

An efficient nonlinear computer-generated optical holograms technique has been demonstrated in lithium niobate crystal, which fabricated by femtosecond laser pulses. The birefringence progress is used to provide the longitudinal phase matching of the wave vectors.

Authors:Bing Zhu/Shanghai Jiao Tong University Haigang Liu/Shanghai Jiao Tong University Yi'an Liu/Shanghai Jiao Tong University Yan Xiongshuo/Shanghai Jiao Tong University Yuping Chen/Shanghai Jiao Tong University Xianfeng Chen/Shanghai Jiao Tong University Xiangmin Liu/Shanghai Jiao Tong University

  Paper
Development of a Sub-microsecond Broadband Pulsed Laser for Cooling Positronium (JTh2E.12)
Presenter: Yohei Tajima, The University of Tokyo

We develop a unique deep-ultraviolet pulsed laser proposed for achieving laser cooling of positronium. It fulfills a wide bandwidth and a long pulse duration for atoms with a small mass and a finite lifetime.

Authors:Yohei Tajima/The University of Tokyo Kyohei Yamada/The University of Tokyo Kenji Shu/The University of Tokyo Akira Ishida/The University of Tokyo Shoji Asai/The University of Tokyo Makoto Kuwata-Gonokami/The University of Tokyo Eunmi Chae/The University of Tokyo Kosuke Yoshioka/The University of Tokyo

  Paper
Third-harmonic Generation from Multilayer Graphene on Silicon Nitride Guided Mode Resonance Structures (JTh2E.13)
Presenter: Sruti Menon, Indian Institute of Science

We report third-harmonic generation enhancement with strong polarization-dependence from multilayer graphene on silicon nitride guided-mode resonance structures. These gratings are a promising passive platform with weak inherent nonlinearity for integration with strong nonlinear layered materials.

Authors:Sruti Menon/Indian Institute of Science Medha Dandu/Indian Institute of Science Jayanta Deka/Indian Institute of Science Kausik Majumdar/Indian Institute of Science Varun Raghunathan/Indian Institute of Science

  Paper
Nonlinear optical properties of metal halide perovskite single crystals (JTh2E.14)
Presenter: Christian Kriso, Philipps-Universität Marburg

We measure nonlinear refraction and absorption of a CH3NH3PbBr3 single crystal with the Z-scan technique. Our results provide the first reference of the intrinsic, ultrafast nonlinear refractive index in the metal halide perovskite material class.

Authors:Christian Kriso/Philipps-Universität Marburg Markus Stein/Philipps-Universität Marburg Tobias Haeger/University of Wuppertal Neda Pourdavoud/University of Wuppertal Marina Gerhard/Philipps-Universität Marburg Arash Rahimi-Iman/Philipps-Universität Marburg Thomas Riedl/University of Wuppertal Martin Koch/Philipps-Universität Marburg

  Paper
On-Chip Fabry-Perot Bragg Grating Cavity Enhanced Four-Wave Mixing (JTh2E.15)
Presenter: Shengjie Xie, University of Maryland

We report the generation of a Fabry-Perot Bragg grating cavity enhanced four-wave mixing signal with a conversion efficiency of -37.7 dB experimentally. A thermal-tuning based dispersion compensation technique is also demonstrated for zero dispersion implementation.

Authors:Shengjie Xie/University of Maryland Yang Zhang/University of Maryland Yi-Wen Hu/University of Maryland Sylvain Veilleux/University of Maryland Mario Dagenais/University of Maryland

  Paper
Nonlinear Microscopy of Self-Assembled Organic Microcavities (JTh2E.16)
Presenter: Nikolai Mitetelo, M.V. Lomonosov Moscow State University

We observe experimentally multiphoton processes in active organic microresonators with different shapes: spheres, squares, octahedrons and rods. Pronounced whispering gallery modes with Q-factor up to 700 and coupling induced mode splitting are demonstrated.

Authors:Nikolai Mitetelo/M.V. Lomonosov Moscow State University Evgeniy Mamonov/M.V. Lomonosov Moscow State University Mikhail Popov/M.V. Lomonosov Moscow State University Dasari Venkatakrishnarao/University of Hyderabad Mari Annadhasan/University of Hyderabad Rajadurai Chandrasekar/University of Hyderabad Tatiana Murzina/M.V. Lomonosov Moscow State University

  Paper
Biperiodically Poled Lithium Niobate Microcavities for Multiple Nonlinear Optical Processes (JTh2E.17)
Presenter: Li Zhang, NanKai University

We fabricated periodically poled lithium niobate microdisks with a 2.4×105 quality factor and a double-period domain pattern, where multiple nonlinear optical wavelength conversion processes were obtained, including SHG with a 5.1×10-4 mW-1 normalized conversion efficiency.

Authors:Li Zhang/NanKai University Zhen Hao/NanKai University Wenbo Mao/NanKai University Ang Gao/NanKai University Fang Bo/NanKai University Feng Gao/NanKai University GuoQuan Zhang/NanKai University Jingjun Xu/NanKai University

  Paper
Third-order Riemann Pulses in Optical Fiber (JTh2E.18)
Presenter: domenico bongiovanni, Nankai University

We report on the generation of third-order Riemann pulses in nonlinear optical fiber, obtained by tailoring the initial pulse in presence of high-order dispersion and Kerr nonlinearity. Analytical and numerical results show controllable pulse steepening and shock formation.

Authors:domenico bongiovanni/Nankai University Zhili Li/Nankai University Benjamin Wetzel/Université de Limoges Yi Hu/Nankai University Stefan Wabnitz/Sapienza University of Rome Roberto Morandotti/INRS University Zhigang Chen/San Francisco State University

  Paper
Dynamical Refraction of Space-time Wave Packets (JTh2E.19)
Presenter: Murat Yessenov, University of Central Florida, CREOL

We show that introducing tight spatio-temporal correlations into a wave-packet unveils remarkable dynamical refractive phenomena, such as group-velocity invariance with respect to the refractive index and group-delay cancellation while traversing stack of optical materials.

Authors:Murat Yessenov/University of Central Florida, CREOL Basanta Bhaduri/University of Central Florida, CREOL Ayman Abouraddy/University of Central Florida, CREOL

  Paper
Transient Soliton Dynamics from Stationary to Pulsation in Fiber Laser (JTh2E.20)
Presenter: Qianqian Huang, Shanghai University

We firstly report the transient soliton dynamics from stationary to pulsation via dispersive Fourier transformation. It is found that the soliton pulsation occurs accompanied with the generation of sub-sideband.

Authors:Qianqian Huang/Shanghai University Zinan Huang/Shanghai University Zhichao Luo/South China Normal University Chengbo Mou/Shanghai University

  Paper
On the role of higher order dispersion in a doubly resonant optical parametric oscillator (JTh2E.21)
Presenter: Christian Dietrich, Institute of Quantum Optics

We present experimental and numerical investigations on the spectral behaviour of a doubly resonant optical parametric oscillator. The third-order dispersion plays an important role for the pulsing and tuning dynamics.

Authors:Christian Dietrich/Institute of Quantum Optics Ihar Babushkin/Institute of Quantum Optics José Andrade/Institute of Quantum Optics Han Rao/Institute of Quantum Optics Ayhan Demircan/Institute of Quantum Optics Uwe Morgner/Institute of Quantum Optics

  Paper
Kerr Microcomb Generation With Self-injection Locked Distributed Feedback Diode Laser (JTh2E.22)
Presenter: Liyun Hao, Nanjing University

We experimentally demonstrate a Kerr frequency comb from a fiber Fabry-Pérot(FP) microresonator that is pump by a self-injection locked distributed feedback diode laser. The comb span exceeds 80 nm around 1550 nm, with beatnote linewidth of 370Hz.

Authors:Liyun Hao/Nanjing University Kunpeng Jia/Nanjing University Xiaohan Wang/Nanjing University Jian Guo/Nanjing University Zhenda Xie/Nanjing University

  Paper
Multi-Soliton Generation in a Femtosecond Degenerate Optical Parametric Oscillator (JTh2E.23)
Presenter: Chengxiao Ning, Huazhong Univ. of Science and Technology

Multi-soliton formation is observed theoretically and experimentally in a femtosecond degenerate optical parametric oscillator (OPO) with positive residual third-order dispersion and relatively high pump power.

Authors:Chengxiao Ning/Huazhong Univ. of Science and Technology Zhaowei Zhang/Huazhong Univ. of Science and Technology

  Paper
Cascaded Third Harmonic Generation in Dielectric Metasurfaces (JTh2E.24)
Presenter: Sylvain Gennaro, Sandia National Laboratories

In this work, we investigate cascaded third harmonic generation in a dielectric metasurface by exploiting high quality factor Fano resonances obtained using broken symmetry unit cells.

Authors:Sylvain Gennaro/Sandia National Laboratories Sadhvikas Addamane/Sandia National Laboratories John Reno/Sandia National Laboratories Polina Vabishchevich/Sandia National Laboratories Michael Sinclair/Sandia National Laboratories Igal Brener/Sandia National Laboratories

  Paper
Generation of Path-Frequency Hyperentanglement by Simultaneous Multiple Quasi-Phase Matching in Nonlinear Photonic Crystals (JTh2E.25)
Presenter: Guangqiang He, Shanghai Jiao Tong University

By using multiple quasi-phase matching in the nonlinear photonic crystals (NPC) whose poling direction is perpendicular to the pump beam, we theoretically generated path-frequency hyperentangled photon pairs.

Authors:Guangqiang He/Shanghai Jiao Tong University Yizhou Ding/Shanghai Jiao Tong University Chaoxiang Xi/Shanghai Jiao Tong University

  Paper
A Soliton Micro-truck (JTh2E.26)
Presenter: Manuel Crespo Ballesteros, Aston Institute of Photonic Technologies

We design a miniature device enabling conveyance of weak localized states of light along an optical fiber employing a whispering gallery soliton micro-truck, which slows down for loading and unloading at designated stops.

Authors:Manuel Crespo Ballesteros/Aston Institute of Photonic Technologies Misha Sumetsky/Aston Institute of Photonic Technologies

  Paper
Limit on Differential Group Delay Achievable by Space-Time Wave Packets (JTh2E.27)
Presenter: Layton Hall, University of Central Florida

We investigate the effects of the spectral uncertainty on the maximum differential group delay (DGD) for a finite-energy space-time wave-packet, showing the maximum DGD that can be obtained with respect to a reference pulse at c.

Authors:Murat Yessenov/University of Central Florida Lam Mach/University of Central Florida Basanta Bhaduri/University of Central Florida Layton Hall/University of Central Florida Davood Mardani/University of Central Florida Hasan Kondakci/University of Central Florida George Atia/University of Central Florida Miguel Alonso/University of Rochester Ayman Abouraddy/University of Central Florida

  Paper
Large Optomechanical Coupling near the Excitonic Resonance of a Suspended TMD Monolayer Membrane (JTh2E.28)
Presenter: Mostafa Honari-Latifpour, City University of New York

We investigate the frequency shift of an optical resonator per displacement of an atomically thin transition metal dichalcogenide suspended membrane. We show that giant optomechanical coefficients can be achieved near the excitonic resonance.

Authors:Mostafa Honari-Latifpour/City University of New York Vinod Menon/City University of New York Mohammad-Ali Miri/City University of New York

  Paper
Nondegenerate Nonlinearities in Semiconductor Quantum Wells (JTh2E.29)
Presenter: Nicholas Cox, University of Central Florida

We present measurements of the nonlinear absorption and refraction of GaAs/AlGaAs quantum wells, and explore the fitness of this material system for nonlinear photonic devices.

Authors:Nicholas Cox/University of Central Florida Junxiong Wei/Université Libre de Bruxelles Simon-Pierre Gorza/Université Libre de Bruxelles David Hagan/University of Central Florida Eric Van Stryland/University of Central Florida

  Paper
Tunable stimulated Brillouin scattering by dual lasers pumping in a WGM microcavity (JTh2E.31)
Presenter: Zhenmin Chen, Tsinghua University

High order cascaded stimulated Brillouin scattering (SBS) is achieved when a microcavity is pumped with a 1550-nm tunable laser. The SBS can be tuned by a pump laser assisted with a heating laser, which provides a new approach to generate SBS in whispering gallery mode microresonators.

Authors:Zhenmin Chen/Tsinghua University H.Y. Fu/Tsinghua University Qian Li/Peking University

  Paper
Wavelength-dependent third-harmonic generation in monolayer MoS2 (JTh2E.32)
Presenter: Yadong Wang, Aalto university

We present broadband third harmonic generation (THG) in monolayer MoS2, showing strong enhancement (up to three orders of magnitude) with excitons. Our results pave the way to understand strong THG in MoS2 for potential applications.

Authors:Yadong Wang/Aalto university Susobhan Das/Aalto university Xuerong Hu/Aalto university Yunyun Dai/Aalto university Xueyin Bai/Aalto university Zhipei Sun/Aalto university

  Paper
Discrete Cosine Single-pixel Salient Object Detection Base on Deep Learning via Fast Binary Illumination (JTh2E.33)
Presenter: Li Yonghao, Shanghai Jiao Tong University

Discrete cosine single-pixel imaging with binary illumination can fastly reconstruct a scene where area of the salient object can be detected rapidly and accurately even in the case of undersampling, utilizing deep learning model.

Authors:Li Yonghao/Shanghai Jiao Tong University Jianhong Shi/Shanghai Jiao Tong University Lei Sun/Shanghai Jiao Tong University xiaoyan wu/Shanghai Jiao Tong University Guihua Zeng/Shanghai Jiao Tong University

  Paper
A Mode Division Multiplexing Scheme Utilizing Accelerating Beams Constructed in Mixed Domain (JTh2E.34)
Presenter: Shuqing Lin, Sun Yat-Sen University

We design and experimentally demonstrate a system for mode-division multiplexing of accelerating plane wave beams, by combining light field control methods in line and frequency domains with reasonably arranged basic optical components.

Authors:Shuqing Lin/Sun Yat-Sen University Yuanhui Wen/Sun Yat-Sen University Yujie Chen/Sun Yat-Sen University Yanfeng Zhang/Sun Yat-Sen University Siyuan Yu/Sun Yat-Sen University

  Paper
Discretized light behavior in optomechanical waveguide arrays (JTh2E.35)
Presenter: Linhao Ren, Huazhong Univ of Science and Technology

Propagation properties of light in optomechanical waveguides arrays are studied for the first time. This work provides a new platform for discrete optics and broaden the application of integrated optomechanics.

Authors:Xinbiao Xu/Huazhong Univ of Science and Technology Linhao Ren/Huazhong Univ of Science and Technology Lei Shi/Huazhong Univ of Science and Technology Xinliang Zhang/Huazhong Univ of Science and Technology

  Paper
Generation of broadband THz transients via metallic spintronic emitters driven by 20-fs pulses at 1030 nm (JTh2E.36)
Presenter: Alexander Weigel, Ludwig-Maximilians-Universität München

We explore power and bandwidth scaling for the generation of highly-temporally-confined THz transients from spintronic emitters, driven by the 250-fs and 20-fs pulses of a high-power 28-MHz Yb-based laser, spectrally centered at 1030 nm.

Authors:Alexander Weigel/Ludwig-Maximilians-Universität München Leon Helms/Ludwig-Maximilians-Universität München Theresa Buberl/Ludwig-Maximilians-Universität München Tim Vogel/Ruhr-Universität Bochum Christina Hofer/Ludwig-Maximilians-Universität München Kilian Fritsch/Helmut-Schmidt University Hamburg Natalia Martín Sabanés/Freie Universität Berlin Gerhard Jakob/Johannes Gutenberg University Mainz Mathias Kläui/Johannes Gutenberg University Mainz Oleg Pronin/Helmut-Schmidt University Hamburg Tobias Kampfrath/Freie Universität Berlin Clara Saraceno/Ruhr-Universität Bochum Ioachim Pupeza/Ludwig-Maximilians-Universität München

  Paper

Joint Poster Session 16 (JTh2F)

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A Universal Reconfigurable Waveguide Coupler for Microresonators (JTh2F.1)
Presenter: Dae-Gon Kim, Korea Advanced Institute of Science and Technology

We describe a universal, reconfigurable waveguide coupler based on an alignment-tolerant design to access microresonators. The coupler can be made of any material so as to cover a wide range of refractive index for phase-matching.

Authors:Dae-Gon Kim/Korea Advanced Institute of Science and Technology Sangyoon Han/Korea Advanced Institute of Science and Technology Duk-Yong Choi/Australian National University Hansuek Lee/Korea Advanced Institute of Science and Technology

  Paper
Chip-scale mode-configurable light couplers and vortex beam generators using waveguide-integrated metasurface (JTh2F.2)
Presenter: Yuan Meng, Tsinghua University

Integrated mode-selective on-chip couplers are reported using Si-nanoantennas-patterned Si3N4 waveguide. A chip-integrated twisted-light generator coupling free-space light into optical vortex carrying 1h OAM is numerically demonstrated, by engineering spatial modal-overlap & controlled mode mixing.

Authors:Yuan Meng/Tsinghua University Zhoutian Liu/Tsinghua University Zhenwei Xie/Shenzhen University Futai Hu/Tsinghua University Tiancheng Qi/Tsinghua University Qirong Xiao/Tsinghua University Hyunseok Kim/Massachusetts Institute of Technology Sang-Hoon Bae/Massachusetts Institute of Technology Xing Fu/Tsinghua University Mali Gong/Tsinghua University Xiaocong Yuan/Shenzhen University

  Paper
All-optical micro-ring modulator with phosphorene film (JTh2F.4)
Presenter: Zhao Cheng, Wuhan National Lab for Optoelectronics

We propose and experimentally demonstrate a unique phosphorene integrated photothermal modulator in telecommunication applications. The rise time and decay time are only 475 and 134 ns, and the 3 dB bandwidth is more than 2.5 MHz.

Authors:Zhao Cheng/Wuhan National Lab for Optoelectronics Rui Cao/Shenzhen University Jia Guo/Shenzhen University Yuhan Yao/Wuhan National Lab for Optoelectronics Kangkang Wei/Wuhan National Lab for Optoelectronics Shan Gao/Shenzhen University Yunzheng Wang/Shenzhen University Jianji Dong/Wuhan National Lab for Optoelectronics Han Zhang/Shenzhen University Xinliang Zhang/Wuhan National Lab for Optoelectronics

  Paper
Tunable composite photonic crystal cavity on an optical nanofiber (JTh2F.5)
Presenter: Ramachandrarao Yalla, University of Hyderabad

A tunable nanophotonic cavity with a wide tunability of ±10 nm is demonstrated using an optical nanofiber. The key point of the method is to combine the optical nanofiber with a chirped-period defect-mode grating.

Authors:Ramachandrarao Yalla/University of Hyderabad Kohzo Hakuta/University of Electro-Communications

  Paper
Bloch-Surface-Wave Nanobeam Cavity (JTh2F.7)
Presenter: Tommaso Perani, University of Pavia

We design a novel nanobeam cavity based on Bloch surface waves. Light is confined near the structure surface in a low-index material and in a volume V∼λ3, with a Q factor exceeding 5×104.

Authors:Tommaso Perani/University of Pavia Daniele Aurelio/University of Pavia Marco Liscidini/University of Pavia

  Paper
Dual-wavelength-band Multiplexed Grating Coupler on Multilayer SiN-on-SOI Photonic Integrated Platform (JTh2F.8)
Presenter: Lirong Cheng, Tsinghua University

We propose and design a dual-layer grating coupler for dual-wavelength-band multiplexing on multilayer SiN-on-SOI photonic integrated platform. Its peak coupling efficiencies are -2.95 dB for O-band and -2.49 dB for C-band.

Authors:Lirong Cheng/Tsinghua University Simei Mao/Tsinghua University Xin Mu/Tsinghua University Sailong Wu/Tsinghua University H.Y. Fu/Tsinghua University

  Paper
Mode Switching in a Metallic Photonic Crystal Slab (JTh2F.9)
Presenter: Timothy Palinski, NASA Glenn Research Center

We demonstrate selective mode switching between substrate and superstrate Fano resonances in a metallic photonic crystal slab. A maximum experimental modulation depth of ~45% was achieved for the (1 0) substrate mode at 755 nm.

Authors:Timothy Palinski/NASA Glenn Research Center Brian Vyhnalek/NASA Glenn Research Center Gary Hunter/NASA Glenn Research Center Amogha Tadimety/Dartmouth College John Zhang/Dartmouth College

  Paper
TE0-TM0 mode hybridization in LNOI ridge waveguide (JTh2F.10)
Presenter: An Pan, Wuhan National Lab for Optoelectronics

We demonstrate the fundamental transverse electric field (TE0) and magnitude field (TM0) mode hybridization in a thin film lithium niobate (LNOI) ridge waveguide. A microring resonator with a quality factor of 1.76 million was fabricated to observe the occurrence of the mode hybridization.

Authors:An Pan/Wuhan National Lab for Optoelectronics Cheng Zeng/Wuhan National Lab for Optoelectronics Jinsong Xia/Wuhan National Lab for Optoelectronics

  Paper
Broadband absorption enhancement for InAsSb-based mid-infrared detection via photon-trapping structure (JTh2F.11)
Presenter: FEI SUO, Nanyang Technological University

We demonstrate an InAsSb-based mid-infrared detector via integrated photon-trapping hole array cavity structure, realizing 40% broadband absorption and 36% photocurrent enhancement in the wavelength range of 2 to 5 μm.

Authors:FEI SUO/Nanyang Technological University JINCHAO TONG/Nanyang Technological University HUA ZHANG/Nanyang Technological University

  Paper
Apodized 2D Slanted Grating Coupler for Efficient Mode Multiplexing Between Few Mode Fiber and SOI Chip (JTh2F.12)
Presenter: Xuan-Ming Guo, National Chiao-Tung University

We have designed an apodized 2D slanted grating coupler that can multiplex four spatial fiber modes in two polarizations (fundamental + one higher-order mode in each polarization) into the SOI waveguides with high efficiency.

Authors:Xuan-Ming Guo/National Chiao-Tung University Yi-Jang Hsu/National Chiao-Tung University Chih-Chi Chang/National Chiao-Tung University Yinchieh Lai/National Chiao-Tung University

  Paper
Integrated optical pulse generator based on hybrid modulation induced by Franz-Keldysh effect (JTh2F.13)
Presenter: WU ZHAO, Institute of Semiconductors, Chinese Academy of Sciences

An optical pulse generator is demonstrated using the amplitude/phase hybrid modulation of an integrated laser-modulator transmitter followed by chirp compression. 6-GHz optical pulse with a width of 8.27 ps is realized.

Authors:WU ZHAO/Institute of Semiconductors, Chinese Academy of Sciences yaobin li/Institute of Semiconductors, Chinese Academy of Sciences Huan Wang/Institute of Semiconductors, Chinese Academy of Sciences Qiang Kan/Institute of Semiconductors, Chinese Academy of Sciences Dan Lu/Institute of Semiconductors, Chinese Academy of Sciences Lingjuan Zhao/Institute of Semiconductors, Chinese Academy of Sciences

  Paper
On-Chip Compact Silicon-Based Polarizer with Ultra-Broad Bandwidth (>340 nm) by Sputtering Cadmium Oxide layers (JTh2F.14)
Presenter: Yin Xu, Jiangnan University

We propose an on-chip compact silicon-based polarizer by sputtering multi-cadmium oxide layers on the silicon nanowire. The working bandwidth of higher than 340 nm is obtained in a short device length of 5 um.

Authors:Yin Xu/Jiangnan University Xin Hu/Hangzhou Dianzi University Yue Dong/Jiangnan University Bo Zhang/Jiangnan University Yi Ni/Jiangnan University

  Paper
Extreme suppression of waveguide crosstalk with all-dielectric metamaterials (JTh2F.16)
Presenter: Md Borhan Mia, Texas Tech University

We present and demonstrate an exceptional coupling in extreme skin-depth waveguides for the extreme suppression of waveguide crosstalk. The anisotropic dielectric perturbation of metamaterial claddings causes such an exceptional coupling and results in an extremely long coupling length.

Authors:Md Borhan Mia/Texas Tech University Syed Ahmed/Texas Tech University Ishtiaque Ahmed/Texas Tech University Yun Lee/Purdue University Minghao Qi/Purdue University Sangsik Kim/Texas Tech University

  Paper
Optical frequency comb generation using low stress reactive sputtered silicon nitride waveguides (JTh2F.17)
Presenter: Andreas Frigg, RMIT University

We demonstrate fully CMOS-compatible anomalous dispersive SiN microring resonators with an intrinsic Q factor of 6.6 × 105 based on reactive sputtering SiN, yielding in a 250 nm wide modulation-instability frequency comb.

Authors:Andreas Frigg/RMIT University Andreas Boes/RMIT University Guanghui Ren/RMIT University Thach Nguyen/RMIT University Duk-Yong Choi/Australian National University Silvio Gees/Evatec Ltd David Moss/Swinburne University of Technology Arnan Mitchell/RMIT University

  Paper
Interactions between indirect excitons in separate coupled quantum wells (JTh2F.18)
Presenter: Darius Choksy, University of California San Diego

We report on the repulsive and attractive interactions between indirect excitons in a system of separated coupled quantum wells.

Authors:Darius Choksy/University of California San Diego Leonid Butov/University of California San Diego Justin Norman/University of California, Santa Barbara Arthur Gossard/University of California, Santa Barbara

  Paper
Electrically Pumped Light-emitting Device Based on MoTe2 Directly Integrated with Doped Silicon (JTh2F.19)
Presenter: Jianxing Zhang, Tsinghua University

We demonstrate an electrically pumped light emitting device by integrating a monolayer MoTe2 directly on doped Silicon to form a Si-MoTe2 double heterostructure. An external quantum efficiency of ~0.65% was achieved.

Authors:Jianxing Zhang/Tsinghua University Yongzhuo Li/Tsinghua University Song Fu/Tsinghua University Jiabin Feng/Tsinghua University Cun-Zheng Ning/Tsinghua University

  Paper
Backward Cladding-Mode Coupling in Integrated Bragg Gratings on a Si3N4 Platform (JTh2F.20)
Presenter: Jiahao Zhan, University of Maryland, College Park

We present a detailed study of a parasitic effect connected to integrated Bragg gratings. An appreciable transmission drop is observed experimentally and originates from the backward cladding-mode coupling.

Authors:Jiahao Zhan/University of Maryland, College Park Mario Dagenais/University of Maryland, College Park

  Paper
Deterministic soliton switching dynamics in strong polarization-coupling microcavity (JTh2F.21)
Presenter: Wenting Wang, University of California, Los Angeles

We observed the deterministic soliton switching dynamics based on intrinsically thermal cooling process in a strong polarization-coupling microcavity. The pump laser is polarized at the TM direction and the TE-polarized cavity soliton is generated.

Authors:Wenting Wang/University of California, Los Angeles XINGHE JIANG/University of California, Los Angeles Heng Zhou/University of California, Los Angeles Jinghui Yang/University of California, Los Angeles Mingbin Yu/Institute of Microelectronics, A*STAR Dim-Lee Kwong/Institute of Microelectronics, A*STAR Chee Wei Wong/University of California, Los Angeles

  Paper
Designing Ultra-Compact Silicon T-junctions using Machine Learning (JTh2F.22)
Presenter: Sourangsu Banerji, University of Utah

We designed an ultra-compact and low-loss T-junction via a reinforcement learning algorithm coupled with finite difference time domain (FDTD) simulations. Simulated insertion loss is < 1dB with a device footprint of 1.2 μm x 1.2 μm.

Authors:Sourangsu Banerji/University of Utah Alex Hamrick/University of Utah Apratim Majumder/University of Utah Rajesh Menon/University of Utah Berardi Rodriguez/University of Utah

  Paper
Nanofence Assisted Microring Resonator for Single Nanoparticle Detection with Size Selectivity (JTh2F.23)
Presenter: Saawan Kumar Bag, Indian Institute of Technology Kharagpur

Two parallel coupled racetrack microring resonators assisted with photonic nanofence have been proposed. Numerical simulations demonstrate the device’s capability of detecting and quantifying sizes of single-gold nanoparticles. The approach exhibits robustness in sensing and selectivity.

Authors:Saawan Kumar Bag/Indian Institute of Technology Kharagpur Sauradeep Kar/Indian Institute of Technology Kharagpur Rajat Sinha/Indian Institute of Technology Kharagpur Shubhanshi Sharma/Indian Institute of Technology Kharagpur Shailendra Varshney/Indian Institute of Technology Kharagpur

  Paper
High-Q Dispersion-Engineered Si3N4 Microresonators Based on a Subtractive Processing Technique (JTh2F.24)
Presenter: Zhichao Ye, Chalmers University of Technology

We demonstrate dispersion-engineered Si3N4 microresonators with mean Q values >10 million fabricated using standard subtractive techniques. Soliton microcombs at 100 GHz line spacing and mode-locked dark-pulse Kerr combs are reported.

Authors:Zhichao Ye/Chalmers University of Technology Krishna Twayana/Chalmers University of Technology Peter Andrekson/Chalmers University of Technology Victor Company/Chalmers University of Technology

  Paper
Mode Splitting in Subwavelength Grating Metamaterial Ring Resonator (JTh2F.25)
Presenter: Wanxin Li, Harbin Institute of Technology, Shenzhen

In this paper, the break of rotational symmetry induced mode splitting is observed in subwavelength grating metamaterial ring resonator, which can potentially be exploited for ultrasensitive optical detection and sizing of nanoparticles and molecules.

Authors:Wanxin Li/Harbin Institute of Technology, Shenzhen Jiaxin Chen/Harbin Institute of Technology, Shenzhen Xiaochuan Xu/Harbin Institute of Technology, Shenzhen

  Paper
Demonstration of Low Loss β-Ga2O3 Optical Waveguides in the UV–NIR Spectra (JTh2F.26)
Presenter: Jingan Zhou, ARIZONA STATE UNIVERSITY

We report the first demonstration of beta-phase gallium oxide optical waveguides on sapphire in the ultraviolet to near-infrared spectra. A low propagation loss of 3.7 dB/cm was obtained at the wavelength of 810 nm. © 2020 The Author(s)

Authors:Jingan Zhou/ARIZONA STATE UNIVERSITY Hong Chen/ARIZONA STATE UNIVERSITY Houqiang Fu/ARIZONA STATE UNIVERSITY Kai Fu/ARIZONA STATE UNIVERSITY Xuguang Deng/Suzhou Institute of Nano-Tech and Nano-Bionics xuanqi Huang/ARIZONA STATE UNIVERSITY Tsung-Han Yang/ARIZONA STATE UNIVERSITY Jossue Montes/ARIZONA STATE UNIVERSITY Chen Yang/ARIZONA STATE UNIVERSITY Xin Qi/ARIZONA STATE UNIVERSITY Baoshun Zhang/Suzhou Institute of Nano-Tech and Nano-Bionics Xiaodong Zhang/Suzhou Institute of Nano-Tech and Nano-Bionics Yuji Zhao/ARIZONA STATE UNIVERSITY

  Paper
An Isotropic Lithium Niobate Microring Resonator with a 1.38-nm Wide Continuous Tuning Range using 80 V (JTh2F.27)
Presenter: Yansong Yang, University of Illinois at Urbana-Champaign

We present simulation and experimental results for an optical microring resonator in Z-cut thin-film lithium niobate with SiO2 claddings and integrated tuning electrodes. Applying 0 to -80 V, we achieved a 1.38-nm continuous tuning range.

Authors:Yansong Yang/University of Illinois at Urbana-Champaign Meisam Bahadori/University of Illinois at Urbana-Champaign Ahmed E. Hassanien/University of Illinois at Urbana-Champaign Lynford L. Goddard/University of Illinois at Urbana-Champaign Songbin Gong/University of Illinois at Urbana-Champaign

  Paper
self improvement of Q-factor in a lithium tantalite microcavity with high optical damage threshold (JTh2F.28)
Presenter: Yan Xiongshuo, Shanghai Jiao Tong University

A more than 500 mw input power and 2 uw second harmonic generation had been demonstrated in a Lithium tantalite (LT) microcavity. The Q-factor improving with high input power in the LT microdisk had been observed.

Authors:Yan Xiongshuo/Shanghai Jiao Tong University Yi'an Liu/Shanghai Jiao Tong University Bing Zhu/Shanghai Jiao Tong University Yuping Chen/Shanghai Jiao Tong University Xianfeng Chen/Shanghai Jiao Tong University

  Paper
25 GHz soliton microcombs in high-Q Si3N4 racetrack-shaped microresonators (JTh2F.29)
Presenter: Zhichao Ye, Chalmers University of Technology

We demonstrate a 25 GHz single-soliton comb on a Si3N4 platform fabricated using a novel subtractive method. A long cavity is carefully designed to fit within the e-beam writing field while minimizing coupling to higher-order modes.

Authors:Zhichao Ye/Chalmers University of Technology Fuchuan Lei/Chalmers University of Technology Krishna Twayana/Chalmers University of Technology Marcello Girardi/Chalmers University of Technology Peter Andrekson/Chalmers University of Technology Victor Company/Chalmers University of Technology

  Paper
Realization of Optical Anti-Parity-Time Symmetry by Spatiotemporal Modulation (JTh2F.31)
Presenter: Yao Duan, Pennsylvania State University

We present a scheme to realize anti-parity-time (anti-PT) symmetry in an optical system by spatiotemporally modulating the imaginary part of permittivity. Direction-dependent bi-color lasing was achieved in an anti-PT symmetric micro-ring resonator.

Authors:Yao Duan/Pennsylvania State University Xingwang Zhang/Pennsylvania State University Yimin Ding/Pennsylvania State University xingjie ni/Pennsylvania State University

  Paper
Bandwidth- and wavelength-tunable optical filter based on cascaded waveguide gratings on silicon-on-insulator (JTh2F.32)
Presenter: Tai-Chun Wang, National Sun Yat-sen University

A tunable optical filter based on cascaded side-lobe-free waveguide gratings allows continuous tuning of 7 nm in bandwidth through on-chip heater and 83.2 pm/ o C in center wavelength through controlling environment temperature.

Authors:Tai-Chun Wang/National Sun Yat-sen University Tzu-Hsiang Yen/National Sun Yat-sen University Chia-J Yu/National Sun Yat-sen University Yen-Chieh Wang/National Sun Yat-sen University Yung-Jr Hung/National Sun Yat-sen University

  Paper
Two-Photon-Pumped Single-Mode Vertical Cavity Lasing Based on Perovskite Monocrystalline Films (JTh2F.33)
Presenter: Xiaohong Li, Huazhong University of Science and Technology

A two-photon pumped high quality single-mode vertical cavity lasing was realized. The VCSEL exhibits a remarkable low threshold of ~421 μJ/cm2, a high quality factor of ~1286 and a small divergence angle of ~0.5°.

Authors:Xiaohong Li/Huazhong University of Science and Technology Weiwei Liu/Huazhong University of Science and Technology Peixiang Lu/Huazhong University of Science and Technology

  Paper
2-um high-speed graphene electro-optic modulator based on silicon slot microring resonator (JTh2F.34)
Presenter: chao luan, Technical University of Denmark

We show in simulation a 2-um graphene on silicon suspended electro-optic (E/O) modulator based on slot microring resonator working at critical coupling that shows dramatically increased speed while keeping big modulation depth

Authors:chao luan/Technical University of Denmark Yong Liu/Technical University of Denmark Yunhong Ding/Technical University of Denmark Hao Hu/Technical University of Denmark

  Paper
Optical diode based on the integrated optomechanical structures (JTh2F.35)
Presenter: Linhao Ren, Huazhong Univ of Science and Technology

We demonstrated a nonreciprocal device which is based on a silicon optomechanical microring resonator and a 3-dB directional coupler. The nonreciprocal transmission ratio of 22.235 dB with the input power of 251 μW is achieved.

Authors:Linhao Ren/Huazhong Univ of Science and Technology Xinbiao Xu/Huazhong Univ of Science and Technology Lei Shi/Huazhong Univ of Science and Technology Xinliang Zhang/Huazhong Univ of Science and Technology

  Paper
Far-field Optical Diffraction Imaging of Opal-based Photonic Crystal (JTh2F.36)
Presenter: Govind kumar, Indian Institute of Technology Kanpur

A bidirectional scattering distribution function with rigorous coupled-wave analysis is used to simulate the far-field diffraction pattern from opal-based photonic crystals. Experimental studies with monochromatic light provide a perfect correspondence with the simulation.

Authors:Govind kumar/Indian Institute of Technology Kanpur Arpita Haldar/Indian Institute of Technology Kanpur R. Vijaya/Indian Institute of Technology Kanpur

  Paper
Compact micro-ring resonator using low-loss silicon waveguide bends (JTh2F.37)
Presenter: Jeong Hwan Song, IMEC

A compact micro-ring resonator composed using low-loss advanced bends is reported. The effective radius of the ring is 2.5µm. The Q of 6200, finesse of 140, FSR of 35nm and ER of 15dB have been measured.

Authors:Jeong Hwan Song/IMEC Tangla Kongnyuy/IMEC Peter De Heyn/IMEC Sebastien Lardenois/IMEC Roelof Jansen/IMEC Xavier Rottenberg/IMEC

  Paper
Performance Comparison Among Silicon-based Arrayed Waveguide Grating with Rowland and Confocal Configuration (JTh2F.38)
Presenter: zhenyu Li, Peking University

With comparison, experimental results show that the AWG with Rowland configuration in combination with constant period along the tangent line to its grating pole for arrayed waveguides has the best cross talk

Authors:zhenyu Li/Peking University Jun Zou/Nanyang Technological University HUIHUI ZHU/Nanyang Technological University Hui Zhang/Nanyang Technological University Hong Cai/Institute of Microelectronics, A*STAR zhenchuan yang/Peking University Yufeng Jin/Peking University yilong hao/Peking University Ai Qun Liu/Nanyang Technological University

  Paper

14:00 - 16:00 (UTC - 00:00)

Symp: Quantum Biophotonics II (JTh3N)
Presider: Ralph Jimenez

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Special Symposium
14:00 - 14:30
Multiphoton effects with bright squeezed vacuum (JTh3N.1)
Presenter: Maria Chekhova, Max-Planck-Inst Physik des Lichts

Light generated through strongly pumped parametric down-conversion has extremely strong photon-number fluctuations and is therefore highly efficient for multiphoton effects. In addition, its spectral and spatial properties can be tailored to allow two-dimensional multiphoton spectroscopy.

Authors:Denis Kopylov/Max-Planck-Inst Physik des Lichts Kirill Spasibko/Max-Planck-Inst Physik des Lichts Paula Cutipa/Max-Planck-Inst Physik des Lichts Tatiana Murzina/M. V. Lomonosov Moscow State University Maria Chekhova/Max-Planck-Inst Physik des Lichts


Invited
  Paper
14:30 - 15:00
The role of quantum correlations in entangled two-photon absorption (JTh3N.2)
Presenter: Frank Schlawin, University of Oxford

The theoretical description of entangled photon absorption in complex multilevel systems undergoing dissipative dynamics is reviewed. The impact of quantum correlations on the efficiency of the absorption process and the excited state distributions is discussed.

Authors:Frank Schlawin/University of Oxford Andreas Buchleitner/Albert-Ludwigs University Freiburg Konstantin Dorfman/East China Normal University Shaul Mukamel/University of California


Invited
  Paper
15:00 - 15:30
Energy Transfer and Two-Photon Absorption with Entangled Photons (JTh3N.3)
Presenter: George Schatz, Northwestern University

This talk overviews our recent work on two photon absorption and donor-acceptor energy transfer, including for the influence of photon entanglement on the results.

Authors:George Schatz/Northwestern University


Invited
  Paper
15:30 - 15:45
Setting limits on two-photon absorption cross sections in common fluorescent molecules with entangled photon pairs excitation (JTh3N.4)
Presenter: Alexander Mikhailov, University of Colorado Boulder JILA

We present a detailed study of two-photon absorption in some common fluorescent molecules with excitation by entangled photon pairs. Using fluorescence and transmittance measurements, we set an upper bound on the absorption cross sections.

Authors:Alexander Mikhailov/University of Colorado Boulder JILA Kristen Parzuchowski/University of Colorado Boulder JILA Michael Mazurek/University of Colorado Boulder JILA Thomas Gerrits/NIST Daniel Lum/NIST Martin Stevens/NIST Ralph Jimenez/University of Colorado Boulder JILA Ryan Willson/University of Colorado Boulder JILA Charles Camp/NIST

  Paper
15:45 - 16:00
Enhanced Two-photon Absorption Fluorescence of Fluorescein Biomarkers Using Squeezed Light Excitation (JTh3N.5)
Presenter: Tian Li, Dept. of Bio.&Agri. Eng. Texas A&M Univ.

We demonstrate that by using squeezed light for two-photon absorption (TPA) of fluorescein biomarkers, a fluorescence enhancement of nearly 50 is achieved as compared to conventional TPA using coherent light.

Authors:Tian Li/Dept. of Bio.&Agri. Eng. Texas A&M Univ. Fu Li/Institute for Quantum Science and Engineering, Texas A&M Univ. Charles Altuzarra/Institute for Quantum Science and Engineering, Texas A&M Univ. Anton Classen/Dept. of Bio.&Agri. Eng. Texas A&M Univ. Girish Agarwal/Dept. of Bio.&Agri. Eng. Texas A&M Univ.

  Paper

ATTR: Augmented and Virtual Reality: Systems Meet Devices I (ATh3I)
Presider: Reza Khorasaninejad, Brelyon Inc.

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14:00 - 14:30
Metasurfaces for Augmented and Virtual Reality (ATh3I.1)
Presenter: Mark Brongersma, Stanford University

In this presentation, I will show how passive metasurfaces can start to impact Augmented and Virtual Reality applications. I will discuss the creation of high-efficiency, metasurface-based optical combiners for near-eye displays and eye tracking systems.

Authors:Mark Brongersma/Stanford University


Invited
14:30 - 15:00
Foveated Displays for Augmented Reality (ATh3I.2)
Presenter: Edward Tang, Avegant Corporation

Display technologies are soon limited by pixel density and power challenges. Closely optimizing display technologies to human vision through active optics and software algorithms allows the decoupling field-of-view with resolution. Steered foveated displays will enable a significant increase in effective resolution, while simultaneously decreasing pixel count.

Authors:Edward Tang/Avegant Corporation


Invited
15:00 - 15:30
Volumetric Immersive Experiences, Display Technology Considerations (ATh3I.3)
Presenter: Ajit Ninan, Dolby Laboratories

In the race to the face for AR and volumetric experiences some key considerations for displays and video arises. In this session we look at 9 axes that are essential to address for this technology to be successful.

Authors:Ajit Ninan/Dolby Laboratories


Invited
15:30 - 15:45
Full-Color MicroLEDs for Display Technologies (ATh3I.4)
Presenter: HA QUOC THANG BUI, New Jersey Institute of Technology

Red, green, and blue InGaN/AlGaN nanowire micro-light-emitting diodes (μLEDs) grown on a silicon substrate by molecular beam epitaxy with diameters from 20 to 100μm present stable emissions in the visible spectra, promising for microLED displays.

Authors:HA QUOC THANG BUI/New Jersey Institute of Technology Ravi Teja Velpula/New Jersey Institute of Technology Barsha Jain/New Jersey Institute of Technology Hieu Nguyen/New Jersey Institute of Technology

  Paper
15:45 - 16:00
Three-Color Phase-Amplitude Holography with a Metasurface Doublet (ATh3I.5)
Presenter: Xiaoyan Huang, Columbia University

We report experimental demonstrations of a phase-amplitude metasurface doublet capable of producing 2D artifact-free, full-color holographic images.

Authors:Xiaoyan Huang/Columbia University Sajan Shrestha/Columbia University Adam Overvig/Columbia University Nanfang Yu/Columbia University

  Paper

Precision Time-Resolved Spectroscopy (STh3F)
Presider: Adam Fleisher, National Inst of Standards & Technology

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14:00 - 14:15
Mid-infrared time-stretch spectroscopy (STh3F.1)
Presenter: Akira Kawai, The University of Tokyo

Speeding up mid-infrared spectroscopy is an essential demand in molecular science. We demonstrate a broadband mid-infrared spectroscopy technique, called time-stretch infrared spectroscopy, spanning over 4.4-4.9 μm at a spectral acquisition rate of 80 MSpectra/s.

Authors:Akira Kawai/The University of Tokyo Tatsuo Dougakiuchi/Hamamatsu Photonics K.K. Venkata Ramaiah Badarla/The University of Tokyo Kazuki Hashimoto/The University of Tokyo Takayuki Imamura/The University of Tokyo Tadataka Edamura/Hamamatsu Photonics K.K. Takuro Ideguchi/The University of Tokyo

  Paper
14:15 - 14:30
Mid-infrared phase-controlled Fourier-transform spectroscopy (STh3F.2)
Presenter: Kazuki Hashimoto, The University of Tokyo

We develop a rapid-scan phase-controlled Fourier-transform spectroscopic technique to demonstrate broadband and high-resolution mid-infrared spectroscopy of gaseous and liquid phase molecules at a spectral acquisition rate of over 12 kHz.

Authors:Kazuki Hashimoto/The University of Tokyo Venkata Ramaiah Badarla/The University of Tokyo Takuro Ideguchi/The University of Tokyo

  Paper
14:30 - 14:45
Impact of Atmospheric Turbulence on Frequency Comb Optical Timing Jitter (STh3F.3)
Presenter: Emily Hannah, University of Colorado Boulder

We characterize the impact of turbulence on optical pulse timing jitter over a uniform, near-ground path and compare the results with theory. Use of frequency combs enabled phase-continuous measurements down to 200-fs over multiple hours.

Authors:Emily Hannah/University of Colorado Boulder William Swann/National Institute of Standards and Technology Jennifer Ellis/National Institute of Standards and Technology Martha Bodine/National Institute of Standards and Technology Carter Mak/University of Colorado Boulder Nathan Kuczun/University of Colorado Boulder Nathan Newbury/National Institute of Standards and Technology Laura Sinclair/National Institute of Standards and Technology Andreas Muschinski/University of Colorado Boulder Gregory Rieker/University of Colorado Boulder

  Paper
14:45 - 15:00
Dual-Comb Hyperspectral Imaging with a High-Framerate Infrared Detector Array (STh3F.4)
Presenter: Thibault Voumard, Centre Suisse d'Electronique et de Microtechnique

Dual-comb hyperspectral imaging is demonstrated using a high-framerate 128x128 pixel infrared detector array. 10 GHz wide gas-phase absorption features are well-resolved at 1 Hz-rate and extension to the entire 1-5 micron wavelength range is possible.

Authors:Thibault Voumard/Centre Suisse d'Electronique et de Microtechnique Thibault Wildi/Centre Suisse d'Electronique et de Microtechnique Victor Brasch/Centre Suisse d'Electronique et de Microtechnique Germán Vergara Ogando/New Infrared Technology Raul Gutierrez Alvarez/New Infrared Technology Tobias Herr/Centre Suisse d'Electronique et de Microtechnique

  Paper
15:00 - 15:30
Emerging Femtosecond Laser Sampling Approaches in All-optical Plasma Spectroscopy (STh3F.5)
Presenter: Vassilia Zorba, Lawrence Berkeley National Laboratory

In this talk we provide an overview of recent work on emerging ultrafast laser approaches for remote sensing of elements and isotopes in solid samples, and preferentially enhancing or impeding chemical reactions in laser plasmas.

Authors:Vassilia Zorba/Lawrence Berkeley National Laboratory


Invited
15:30 - 15:45
Pulse Burst Mode Dual-Comb Spectroscopy for Time-Resolved Measurements of Laser-Induced Plasmas (STh3F.6)
Presenter: Yu Zhang, University of Arizona

We introduce a pulse burst mode form of dual-comb spectroscopy to enable time-resolved measurements of singular events. The time-resolved spectrum of iron following a single ablation shot of stainless steel is demonstrated.

Authors:Yu Zhang/University of Arizona Reagan Weeks/University of Arizona Caroline Lecaplain/University of Arizona Jeremy Yeak/Opticslah Sivanandan Harilal/Pacific Northwest National Laboratory Mark Phillips/University of Arizona R. Jones/University of Arizona

  Paper
15:45 - 16:00
Time-Resolved Mid-Infrared Dual-Comb Spectroscopy of Methane in an Electrical Discharge (STh3F.7)
Presenter: Muhammad Abbas, Radboud University

A time-resolved mid-infrared dual-comb spectrometer with a spectral bandwidth of ~300 cm-1 and 6 GHz spectral resolution is used to monitor the dynamics in a CH4 discharge plasma with 20 µs temporal resolution.

Authors:Muhammad Abbas/Radboud University Qing Pan/Radboud University Julien Mandon/Radboud University Frans J. Harren/Radboud University Amir Khodabakhsh/Radboud University

  Paper

Quantum Networks and Architectures (FTh3D)
Presider: Xianmin Jin, Shanghai Jiao Tong University

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14:00 - 14:30
Atomic Quantum Memory in the Autler-Townes Regime (FTh3D.1)
Presenter: Lindsay LeBlanc, University of Alberta

Using cold and ultracold rubidium atoms controlled with lasers intense enough to put the system into the Autler-Townes regime, fast, efficient, and broadband storage and manipulation of photonic signals is achieved. In demonstrating single-photon-level operation, signals are read out with exceptionally low-noise, which is inherent to this method. Finally, high efficiency and longer storage times are made possible by using Bose-condensed samples as the storage medium.

Authors:Erhan Saglamyurek/University of Alberta Anindya Rastogi/University of Alberta Taras Hrushevskyi/University of Alberta Benjamin Smith/University of Alberta Logan Cooke/University of Alberta Khabat Heshami/National Research Council Lindsay LeBlanc/University of Alberta


Invited
  Paper
14:30 - 14:45
Generation of two-mode quantum states of light with timing controllable memories (FTh3D.2)
Presenter: Mamoru Endo, University of Tokyo

We created and experimentally verified two-mode entangled states of light, α|0,1>+βexp(iθ)|1,0>, by means of two phase-sensitive optical quantum memories. The release timing of each optical mode can be independently controlled for up to 400 ns.

Authors:Mamoru Endo/University of Tokyo Fumiya Okamoto/University of Tokyo Mikihisa Matsuyama/University of Tokyo Yuya Ishizuka/University of Tokyo Yosuke Hashimoto/University of Tokyo Rei Sakakibara/University of Tokyo Jun-ichi Yoshikawa/University of Tokyo Peter van Loock/Johannes Gutenberg Universität Mainz Akira Furusawa/University of Tokyo

  Paper
14:45 - 15:00
Resource reduction for quantum error correction using quantum multiplexed photons (FTh3D.3)
Presenter: Nicolo Lo Piparo, National Institute of Informatics

Quantum error correction codes require large numbers of physical resources, in terms of photons and qubits. Here, we show how we can drastically reduce the number of photons required in quantum communication through quantum multiplexing

Authors:Nicolo Lo Piparo/National Institute of Informatics Michael Hanks/National Institute of Informatics Claude Gravel/National Institute of Informatics William Munro/NTT Basic Research Laboratories Kae Nemoto/National Institute of Informatics

  Paper
15:00 - 15:15

Routing on quantum repeater networks (FTh3D.4)

Presenter: William Munro, NTT Basic Research Laboratories

We explore quantum routing on a future quantum internet and highlight the limitations current repeater architectures imposes on them. A number of quantum repeater architectures are not likely to be compatible with the quantum internet especially with constrained resources.

Authors:William Munro/NTT Basic Research Laboratories Kae Nemoto/National Institute of Photonics

  Paper
15:15 - 15:30
Hybrid Quantum Networks for High-Fidelity Entanglement Distribution (FTh3D.5)
Presenter: Yuan Lee, Research Laboratory of Electronics, Massachusetts Institute of Technology

We present an architecture for multiplexed quantum repeaters using local connectivity to improve fidelity in entanglement distribution. Simulations indicate our scheme achieves rates comparable to competing schemes, with fidelity improvements that increase with repeater size.

Authors:Yuan Lee/Research Laboratory of Electronics, Massachusetts Institute of Technology Eric Bersin/Research Laboratory of Electronics, Massachusetts Institute of Technology Axel Dahlberg/QuTech, Delft University of Technology Stephanie Wehner/QuTech, Delft University of Technology Dirk Englund/Research Laboratory of Electronics, Massachusetts Institute of Technology

  Paper
15:30 - 16:00
Quantum Computing with Silicon Photonics (FTh3D.6)
Presenter: Mercedes Gimeno-Segovia, PsiQuantum

In this talk, I will describe an architecture for fault-tolerant quantum computing that can be manufactured at large scales using silicon photonics.

Authors:Mercedes Gimeno-Segovia/PsiQuantum


Invited
  Paper

Silicon Photonics I (STh3O)
Presider: Beibei Zeng, Lehigh University

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14:00 - 14:15
Nanophotonic Phased Arrays with Compact and Low Power Silicon Resonator Phased Shifters (STh3O.1)
Presenter: Hugo Larocque, Massachusetts Institute of Technology

We introduce silicon nanophotonic phased arrays with ultracompact and low-power resonator phase shifters for beam steering with an average applied power of 0.4 mW per phase shifter.

Authors:Hugo Larocque/Massachusetts Institute of Technology Leonardo Ranzani/Raytheon BBN Technologies James Leatham/Raytheon Space and Airborne Systems Jeffrey Tate/Raytheon Space and Airborne Systems Alex Niechayev/Raytheon Space and Airborne Systems Thomas Yengst/Raytheon Space and Airborne Systems Tin Komljenovic/Nexus Photonics Charley Fodran/Raytheon Space and Airborne Systems Duane Smith/Raytheon Space and Airborne Systems Mohammad Soltani/Raytheon BBN Technologies

  Paper
14:15 - 14:30
High-Speed Low-Voltage Waveguide-Integrated Ge-on-Si Avalanche Photodiodes (STh3O.2)
Presenter: Jin Zhang, University of California San Diego

We demonstrate waveguide-integrated silicon-germanium avalanche photodiodes. With a unity-gain responsivity of 0.95 A/W, gain of 16 and bandwidth of 33 GHz are achieved. 32 G-baud PAM-4 eyes are demonstrated without digital signal processing.

Authors:Jin Zhang/University of California San Diego Ana Pejkic/University of California San Diego Ping P. Kuo/University of California San Diego Radic Stojan/University of California San Diego

  Paper
14:30 - 14:45
Hybrid Integration of High-Q Chalcogenide Microring Resonators on Silicon-on-insulator (STh3O.3)
Presenter: Philippe Jean, Centre d'Optique Photonique et Laser

We demonstrate novel on-chip chalcogenide microresonators directly integrated on the silicon-on-insulator platform using an etchless fabrication method and thermal dewetting. A high Q greater than 4.6x105 is measured at telecommunication wavelengths.

Authors:Philippe Jean/Centre d'Optique Photonique et Laser Alexandre Douaud/Centre d'Optique Photonique et Laser Sophie LaRochelle/Centre d'Optique Photonique et Laser Younès Messaddeq/Centre d'Optique Photonique et Laser Wei Shi/Centre d'Optique Photonique et Laser

  Paper
14:45 - 15:00
GFDM Data Encoded Si Waveguide Mach-Zehnder Modulator Beyond 150 Gbit/s (STh3O.4)
Presenter: Shih-Chun Kao, Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan.

Beyond 150-Gbit/s single-arm modulation of a waveguide-type silicon Mach-Zehnder interferometer (MZI) modulator operated at 1550 nm is achieved by using the GFDM data stream with optimizing K subcarriers and M time slots.

Authors:Shih-Chun Kao/Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan. Chih-Hsien Cheng/Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan. Huai-Yung Wang/Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan. Cheng-Ting Tsai/Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan. Patrick Chiang/Department of Microelectronics, Fudan University, Shanghai, China Borching Su/Graduate Institute of Communication Engineering, National Taiwan University, Taiwan, Taipei, Taiwan. Hao-Chung Kuo/Department of Photonics, National Chiao Tung University, Hsinchu, Taiwan. Gong-Ru Lin/Graduate Institute of Photonics and Optoelectronics, and Department of Electrical Engineering, National Taiwan University, Taipei, Taiwan.

  Paper
15:00 - 15:15
High-Speed Broadband Plasmonic-Silicon Modulator Integrated with Epsilon-near-zero Conductive Oxide (STh3O.5)
Presenter: Alan Wang, Oregon State University

We demonstrated a compact broadband plasmonic-silicon electro-absorption modulator driven by epsilon-near-zero conductive oxide, covering the entire C-band from 1515nm to 1580nm wavelength. It achieved 3.5 GHz modulation bandwidth and 4.5 Gb/s data rate.

Authors:Bokun Zhou/Oregon State University Erwen Li/Oregon State University Yufei Bo/Oregon State University Wei-Che Hsu/Oregon State University Alan Wang/Oregon State University

  Paper
15:15 - 15:30
Graphene-assisted electro-optomechanical integration on a silicon-on-insulator platform (STh3O.6)
Presenter: Xiankai Sun, The Chinese University of Hong Kong

We demonstrated for the first time graphene-assisted electro-optomechanical integration on a silicon-on-insulator platform. Various mechanical modes were effectively actuated with mechanical Q as high as ~1000 measured in air.

Authors:Xiang Xi/The Chinese University of Hong Kong Zefeng Chen/The Chinese University of Hong Kong Jian-Bin Xu/The Chinese University of Hong Kong Xiankai Sun/The Chinese University of Hong Kong

  Paper
15:30 - 16:00
A gain-enhanced silicon-photonic optical phased array with integrated O-band amplifiers for 40-m ranging and 3D scan (STh3O.7)
Presenter: Hyunil Byun, Samsung Advanced Institute of Technology

For the first time, we demonstrate 40-m range detection and 3D depth scan up to 20 m using a silicon-photonic optical phased array with integrated amplifiers, promising a highperformance solid-state light-detection and ranging (LiDAR) system.

Authors:Hyunil Byun/Samsung Advanced Institute of Technology Jisan Lee/Samsung Advanced Institute of Technology Bongyong Jang/Samsung Advanced Institute of Technology Changbum Lee/Samsung Advanced Institute of Technology Eunkyung Lee/Samsung Advanced Institute of Technology Inoh Hwang/Samsung Advanced Institute of Technology Changgyun Shin/Samsung Advanced Institute of Technology Dongjae Shin/Samsung Advanced Institute of Technology Dongshik Shim/Samsung Advanced Institute of Technology Tatsuhiro Otsuka/Samsung Advanced Institute of Technology Sungwoo Hwang/Samsung Advanced Institute of Technology Hyuck Choo/Samsung Advanced Institute of Technology Kyoungho Ha/Samsung Advanced Institute of Technology

  Paper

Nonlinear and Novel Phenomena I (FTh3A)
Presider: Matthias Heinrich, University of Rostock

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14:00 - 14:30
Unconventional computing with liquid light (FTh3A.1)
Presenter: Natalia Berloff, University of Cambridge

Quantum fluids of light such as polariton or photon condensates can act as analogue Hamiltonian simulators for solving large-scale hard optimisation problems. I will discuss the requirements and recent progress in realising such systems.

Authors:Natalia Berloff/University of Cambridge


Invited
  Paper
14:30 - 14:45
(Withdrawn) Theory of neuromorphic computing by waves (FTh3A.2)
Presenter: Claudio Conti, ISC-CNR Dep. Physics Univ. Sapienza

We study theoretically neural networks embedding a nonlinear wave as a computing reservoir. We demonstrate interpolation of large datasets and Boolean logic. We discuss the existence of a critical nonlinearity for learning.

Authors:Giulia Marcucci/ISC-CNR Dep. Physics Univ. Sapienza Davide Pierangeli/ISC-CNR Dep. Physics Univ. Sapienza Claudio Conti/ISC-CNR Dep. Physics Univ. Sapienza

14:45 - 15:00
Mapping a Nonlinear Response to a Wave Profile (FTh3A.3)
Presenter: Pengbo Jia, The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University

We demonstrate theoretically and experimentally, for the first time to our knowledge, that the nonlinear response of a medium can be mapped directly onto a dynamical wave profile governed by a generalized nonlinear Schrödinger equation.

Authors:Pengbo Jia/The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University Zhili Li/The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University Yi Hu/The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University Zhigang Chen/The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University Jingjun Xu/The MOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University

  Paper
15:00 - 15:15
First Experimental Observation of Four Fermi-Pasta-Ulam-Tsingou Recurrences in an Optical Fiber (FTh3A.4)
Presenter: Guillaume Vanderhaegen, PhLAM

We report the first experimental observation of four Fermi-Pasta-Ulam-Tsingou recurrences along an optical fiber thanks to an active compensation of the losses.

Authors:Guillaume Vanderhaegen/PhLAM Pascal Szriftgiser/PhLAM Alexandre Kudlinski/PhLAM Matteo Conforti/PhLAM Stefano Trillo/University of Ferrara Arnaud Mussot/PhLAM

  Paper
15:15 - 15:30
The fast resonant rovibrational nonlinearity of CO and CO2 in the mid-IR (FTh3A.5)
Presenter: Jeremy Pigeon, Stony Brook University

Time- and frequency-resolved measurements of resonant nonlinear refraction of mid-IR radiation by CO and CO2 gas reveal a fast optical nonlinearity that is dominated by power-broadening resulting in sign reversals of the nonlinear refractive index.

Authors:Jeremy Pigeon/Stony Brook University Dana Tovey/UCLA Sergei Tochitsky/UCLA Gerhardus Louwrens/UCLA Ilan Ben-Zvi/Stony Brook University Chan Joshi/UCLA Dmitry Martyshkin/University of Alabama at Birmingham Vladimir Fedorov/University of Alabama at Birmingham Krishna Karki/University of Alabama at Birmingham Sergey Mirov/University of Alabama at Birmingham

  Paper
15:30 - 15:45
(2+1)D Spatiotemporal Characterization of Nonlinear Interactions between Selectively Excited Spatial Modes of a Few-Mode Fiber (FTh3A.6)
Presenter: Sai Kanth Dacha, University of Maryland

We present a novel approach to measure nonlinear interaction between selectively-excited modes of few-mode fibers. Selective excitation is achieved by end-facet patterning; spatiotemporal measurements are performed by raster-scanning a near-field probe coupled to high-speed detection.

Authors:Sai Kanth Dacha/University of Maryland Thomas Murphy/University of Maryland

  Paper
15:45 - 16:00
Thermodynamic pressure emerging from highly multimoded nonlinear optical systems (FTh3A.7)
Presenter: Huizhong Ren, CREOL, University of Central Florida

We demonstrate that in nonlinear waveguide arrangements, the optical thermodynamic pressure results from the electrodynamic force exerted on the guiding interface and from an entropy growth term associated with an irreversible expansion.

Authors:Huizhong Ren/CREOL, University of Central Florida Fan Wu/CREOL, University of Central Florida Pawel Jung/CREOL, University of Central Florida Mercedeh Khajavikhan/University of Southern California Demetrios Christodoulides/CREOL, University of Central Florida

  Paper

Optical Phenomena Driven by Complex Beams (STh3H)
Presider: Takashige Omatsu, Chiba University

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14:00 - 14:15
Laser-induced Cavitation Using Amplified Dynamic Higher Order Bessel-gauss Beams Integrated in Time (HOBBIT) (STh3H.1)
Presenter: Keith Miller, Clemson University

Optimization of laser-induced cavitation using amplified dynamic HOBBIT beams is demonstrated. The ring-profiled beams consist of coherent superpositions of asymmetric Bessel-Gauss beams containing orbital angular momentum with dynamic spatial and temporal control at λ=2.09 μm.

Authors:Keith Miller/Clemson University Yuan Li/Clemson University Eric Johnson/Clemson University

  Paper
14:15 - 14:30
Laser Microfabrication of Metal Surfaces by Tightly Focused Higher-Order Vector Beams (STh3H.2)
Presenter: Yuichi Kozawa, Tohoku University

We present an experimental study on laser microfabrication of metal surfaces by using femtosecond, higher-order vector beams. The contribution of the longitudinal electric field in laser ablation depends on target material.

Authors:Masaki Sato/Tohoku University Yuichi Kozawa/Tohoku University Shunichi Sato/Tohoku University

  Paper
14:30 - 14:45
Fractional Optical Vortex Induced Mass Forward Transfer -Deflected ‘Spin-Jet’- (STh3H.3)
Presenter: Haruki Kawaguchi, Graduate School of Engineering Chiba University

We demonstrate, for the first time, the creation of a deflected spinning jet, made of high-viscosity donor material, so-called deflected ‘spin-jet’, by employing fractional optical vortex induced mass forward transfer technique.

Authors:Haruki Kawaguchi/Graduate School of Engineering Chiba University Ryosuke Nakamura/Graduate School of Engineering Chiba University Kei Umesato/Graduate School of Engineering Chiba University Katsuhiko Miyamoto/Molecular Chirality Research Center, Chiba University Takashige Omatsu/Molecular Chirality Research Center, Chiba University

  Paper
14:45 - 15:00
Adaptive Wavefront Manipulation for Remote Detection via Filamentation (STh3H.4)
Presenter: Lauren Finney, University of Michigan

We demonstrate that optical wavefront control can enhance the intensity of signal in filament-induced breakdown spectroscopy, and that this enhancement can be associated with the application of astigmatism.

Authors:Lauren Finney/University of Michigan Jinpu Lin/University of Michigan Patrick Skrodzki/University of Michigan Milos Burger/University of Michigan John Nees/Gerard Mourou Center for Ultrafast Optical Science Karl Krushelnick/University of Michigan Igor Jovanovic/University of Michigan

  Paper
15:00 - 15:15
Femtosecond Beam Shaping for Filament-induced Breakdown Spectroscopy (STh3H.5)
Presenter: Milos Burger, University of Michigan

We examine the utility of beam shaping for femtosecond filament-induced breakdown spectroscopy at long range. Diffraction-resistant and self-healing Bessel and Airy beams offer the advantage of longitudinally extended working zones.

Authors:Milos Burger/University of Michigan pavel polynkin/University of Arizona Igor Jovanovic/University of Michigan

  Paper
15:15 - 15:30
(Withdrawn) Manipulating Lasers in Microcavity with Programmable Chirality and Spherical Nano-Confinement (STh3H.6)
Presenter: YU-CHENG CHEN, Nanyang Technological University

A novel approach to manipulate higher-order laser modes in Fabry-Perot microcavity was developed, where single-mode and multi-mode lasing could be fully configured by intracavity spherical confinement, chirality, as well as biochemical changes at the nanoscale.

Authors:Yifan Zhang/Nanyang Technological University Hamim Rivy/Nanyang Technological University Zhen Qiao/Nanyang Technological University Zhiyi Yuan/Nanyang Technological University YU-CHENG CHEN/Nanyang Technological University

15:30 - 15:45
Two photon-induced chiral structures of azo-polymers (STh3H.7)
Presenter: Ami Shiraishi, Chiba University

We report on two-photon-absorption induced chiral surface structures of azo-polymers with high three-dimensional spatial resolution beyond diffraction limit and without undesired outer rings due to Airy patterns by irradiation of picosecond 1μm optical vortex pulses.

Authors:Ami Shiraishi/Chiba University KEIGO MASUDA/Chiba University Keisaku Yamane/Hokkaido University Kohei Toyoda/Chiba University Katsuhiko Miyamoto/Chiba University Takashige Omatsu/Chiba University

  Paper
15:45 - 16:00
(Withdrawn) Plasmonic Anderson localization in engineered disorder (STh3H.8)
Presenter: Ruwen Peng, Nanjing University

We experimentally demonstrate plasmonic Anderson localization in metallic nanogratings with short-range correlated disorder, which achieves various applications, such as in random nanolasing, solar energy, and strong light-matter interactions, etc.

Authors:Ruwen Peng/Nanjing University Wen-Bo Shi/Nanjing University Ying-Ying Zhu/Nanjing University Mu Wang/Nanjing University


Optomechanical Phenomena (FTh3C)
Presider: Thomas Purdy, NIST

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14:00 - 14:30
Light-induced Breaking of Time-reversal Symmetry in Nano-optomechanical Networks (FTh3C.1)
Presenter: Ewold Verhagen, AMOLF

Subwavelength light confinement leads to strong radiation pressure interactions with multiple nanomechanical resonators. This allows optically-controlled phonon transport with broken time-reversal symmetry. We demonstrate the emergent quantum Hall physics in Hermitian and non-Hermitian nano-optomechanical lattices.

Authors:Ewold Verhagen/AMOLF


Invited
  Paper
14:30 - 14:45
Strong Confinement of Short-Wave Brillouin Phonons in Silicon Waveguide Periodic Lattices (FTh3C.2)
Presenter: Roberto Zurita, University of Campinas

We propose a feasible silicon waveguide design that can strongly trap short-wavelength Brillouin phonons. Intramodal backward Brillouin gain is improved about 4.3 while radiation losses are suppressed. The structure could be implemented using SOI technology.

Authors:Roberto Zurita/University of Campinas Thiago Mayer Alegre/University of Campinas Gustavo Wiederhecker/University of Campinas

  Paper
14:45 - 15:00
Non-Hermitian Optomechanics (FTh3C.3)
Presenter: André Primo, University of Campinas

We propose and numerically validate a modified perturbation theory that captures non-Hermitian features present in dissipative optomechanical systems. Our theory predicts different behaviors than commonly used perturbation theories derived assuming purely Hermitian dynamics.

Authors:André Primo/University of Campinas Natalia do Carmo Carvalho/University of Campinas Cauê Moreno Kersul de Castro Carvalho/University of Campinas Gustavo Wiederhecker/University of Campinas Newton C. Frateschi/University of Campinas Thiago Alegre/University of Campinas

  Paper
15:00 - 15:15
Optically-Induced Shock-Wave Interaction in Colloidal Nanosuspensions (FTh3C.4)
Presenter: Jeccy Sun, Technion

We study the nonlinear interaction between two optically-induced density shock waves in colloidal nanosuspensions, and observe evidence for Mach reflection between the light-induced shock fronts.

Authors:Jeccy Sun/Technion Anatoly Patsyk/Technion Mordechai Segev/Technion

  Paper
15:15 - 15:30
Acousto-Optics in Lithium Niobate-on-Sapphire (FTh3C.5)
Presenter: Christopher Sarabalis, Stanford University

We demonstrate nanophotonic waveguides modulated by surface acoustic waves and use them to study the piezoelectric and photoelastic properties of thin-film lithium niobate-on-sapphire.

Authors:Christopher Sarabalis/Stanford University Timothy McKenna/Stanford University Rishi Patel/Stanford University Amir Safavi-Naeini/Stanford University

  Paper
15:30 - 16:00
Demonstration of High Quantum Cooperativities and Optomechanical Strong Coupling within a Bulk Crystalline Cavity Optomechanical System (FTh3C.6)
Presenter: Prashanta Kharel, Yale University

Within a Brillouin-based bulk crystalline cavity optomechanical system, we demonstrate high quantum cooperativities as well as strong coupling between infrared light and high-frequency (12.7 GHz) bulk acoustic modes.

Authors:Prashanta Kharel/Yale University Yiwen Chu/Yale University Eric Kittlaus/Yale University Nils Otterstrom/Yale University Shai Gertler/Yale University David Mason/Yale University Peter Rakich/Yale University


Invited
  Paper

Nonlinear Microresonators (FTh3J)
Presider: Marco Peccianti, University of Sussex

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14:00 - 14:15

Persistence of extreme events in microresonators (FTh3J.1)

Presenter: Abhinav Vinod, University of California Los Angeles

Here we report a novel method utilizing a four-wave-mixing time lens to observe and characterize rogue waves in microresonators. We also experimentally measure, for the first time, persistence of these extreme events.

Authors:Abhinav Vinod/University of California Los Angeles Wenting Wang/University of California Los Angeles Shu-Wei Huang/University of Colorado, Boulder Jinghui Yang/University of California Los Angeles Bowen Li/University of Colorado, Boulder Chee Wei Wong/University of California Los Angeles

  Paper
14:15 - 14:30
Resonant dissipative Kerr soliton supercontinuum in the normal dispersion regime (FTh3J.2)
Presenter: Miles Anderson, Ecole Polytechnique Federale de Lausanne

We demonstrate broadband resonant supercontinuum generation in a Si$_3$N$_4$ microresonator with normal dispersion. Rectangular bright pulses are shown to form directly using synchronous pulse-driving, generating a 2,600-line comb at 28 GHz repetition rate.

Authors:Miles Anderson/Ecole Polytechnique Federale de Lausanne Grigory Lihachev/Ecole Polytechnique Federale de Lausanne Junqiu Liu/Ecole Polytechnique Federale de Lausanne Tobias Herr/Swiss Center for Electronics and Microtechnology (CSEM) Tobias Kippenberg/Ecole Polytechnique Federale de Lausanne

  Paper
14:30 - 14:45
On-Chip Synchronization of Kerr Frequency Combs (FTh3J.3)
Presenter: Jae Jang, Columbia University

We demonstrate synchronization of two coupled soliton Kerr frequency combs on a single silicon nitride chip. We observe frequency-locking between the two solitons over a large range of comb spacing mismatches up to 2 MHz.

Authors:Jae Jang/Columbia University Xingchen Ji/Columbia University Chaitanya Joshi/Columbia University Yoshitomo Okawachi/Columbia University Michal Lipson/Columbia University Alexander Gaeta/Columbia University

  Paper
14:45 - 15:00
Impact of Spatio-temporal Thermal Decoherence on Soliton Microcombs In Multimode Microresonators (FTh3J.4)
Presenter: Qifan Yang, California Institute of Technology

The phase noise of the soliton repetition rate is experimentally characterized in silica microresonators. In conjunction with dispersive wave quieting of pump technical noise, spatio-temporal fluctuations of distinct transverse modes set a limit to performance.

Authors:Qifan Yang/California Institute of Technology Qing-Xin Ji/California Institute of Technology LUE WU/California Institute of Technology Boqiang Shen/California Institute of Technology Heming Wang/California Institute of Technology Zhiquan Yuan/California Institute of Technology Chengying Bao/California Institute of Technology maodong gao/California Institute of Technology Kerry Vahala/California Institute of Technology

  Paper
15:00 - 15:15
Multistability-Enabled Complex Soliton Dynamics in a Bichromatically Driven Optical Microresonator (FTh3J.5)
Presenter: Wenle Weng, Ecole Polytechnique Federale de Lausanne

We enter a bichromatically-pumped multistability regime in a microresonator to observe the emergence of complex dynamics of dissipative Kerr soliton interactions, including short-range soliton binding and periodic soliton collision.

Authors:Wenle Weng/Ecole Polytechnique Federale de Lausanne Romain Bouchand/Ecole Polytechnique Federale de Lausanne Tobias Kippenberg/Ecole Polytechnique Federale de Lausanne

  Paper
15:15 - 15:30
(Withdrawn) On Directionality of Resonant Stimulated Raman Scattering (FTh3J.6)
Presenter: Anatoliy Savchenkov, OEwaves Inc

Stimulated Raman scattering (SRS) with arbitrary directionality is observed in a high-Q whispering gallery mode resonator. We demonstrate purely backward SRS pumped with 493 nm light encompassing more than twenty modes covering 5 nm.

Authors:Anatoliy Savchenkov/OEwaves Inc Andrey Matsko/OEwaves Inc Skip Williams/OEwaves Inc

15:30 - 15:45
Optical Parametric Oscillation Using 4H-SiC-on-Insulator Nanophotonics (FTh3J.7)
Presenter: Melissa Guidry, Stanford University

We experimentally demonstrate 22 mW-threshold on-chip optical parametric oscillation using 4H-SiC-on-insulator microring resonators. Low-loss, high-confinement resonators may exhibit threshold powers as low as 6 mW.

Authors:Melissa Guidry/Stanford University Kiyoul Yang/Stanford University Daniil Lukin/Stanford University Joshua Yang/Stanford University Jelena Vuckovic/Stanford University

  Paper
15:45 - 16:00
Observation of internally-pumped parametric oscillation and initial stages of χ(2) comb generation in a lithium niobate microresonator (FTh3J.8)
Presenter: Ian Hendry, University of Auckland

We report on the experimental observation of internally-pumped optical parametric oscillation and initial stages of quadratic optical frequency comb generation in a lithium niobate microresonator driven with a continuous wave laser around 1050 nm.

Authors:Ian Hendry/University of Auckland Luke Trainor/University of Otago Yiqing Xu/University of Auckland Stephane Coen/University of Auckland Stuart Murdoch/University of Auckland Harald Schwefel/University of Otago Miro Erkintalo/University of Auckland

  Paper

Phase Change Material Devices (STh3R)
Presider: Krishna Coimbatore Balram, University of Bristol

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14:00 - 14:30
Nanoscale Optoelectronic Memory with Nonvolatile Phase-Change Photonics (STh3R.1)
Presenter: Nathan Youngblood, University of Oxford

Waveguide-integrated plasmonic nanogap electrodes bridged by GST form a phase-change memory cell addressable in both the optical and electrical domains. Our hybrid memory cell reduces the footprint and switching energy by 100× and 2× respectively over prior works.

Authors:Nathan Youngblood/University of Oxford Nikolaos Farmakidis/University of Oxford Xuan Li/University of Oxford Harish Bhaskaran/University of Oxford

  Paper
14:30 - 14:45
VO2 electro-optic memory and oscillator for neuromorphic computing (STh3R.2)
Presenter: Junho Jeong, University of Toronto

We demonstrate optical memory and light-triggered electrical oscillations in a VO2 electro-optic micro-wire device for potential applications in neuromorphic computing architectures.

Authors:Junho Jeong/University of Toronto Youngho Jung/University of Toronto Zhongnan Qu/University of Toronto Bin Cui/Max Plank Institute of Microstructure Physics Ankita Khanda/University of Toronto Ankita Sharma/University of Toronto Stuart Parkin/Max Plank Institute of Microstructure Physics Joyce Poon/University of Toronto

  Paper
14:45 - 15:00
Broadband, Integrated, Micron-Scale, All-Optical Si3N4/VO2 Modulators with pJ Switching Energy (STh3R.3)
Presenter: Herman Man Kai Wong, University of Toronto

All-optical, non-resonant, in-plane Si3N4/VO2 modulators offering 6.4 pJ switching energy, 1.68 dB/μm extinction ratio, and 4 μm length are demonstrated. This is obtained with broadband control (800-1000 nm) and signal (1500-1600 nm) wavelengths.

Authors:Herman Man Kai Wong/University of Toronto Zhizhong Yan/University of Toronto Kent Hallman/Vanderbilt University Robert Marvel/Vanderbilt University Rohit Prasankumar/Los Alamos National Laboratory Richard Haglund/Vanderbilt University Amr Helmy/University of Toronto

  Paper
15:00 - 15:15
Non-volatile integrated photonic memory using GST phase change material on a fully etched Si3N4/SiO2 waveguide (STh3R.4)
Presenter: Christos Vagionas, Aristotle University of Thessaloniki

We experimentally demonstrate an integrated photonic non-volatile memory using GST phase change material on a fully etched Si3N4/SiO2-cladded waveguide for lower switching power and CMOS-compatibility, reporting interchangable switching from amorphous to crystalline state.

Authors:Athanasios Manolis/Aristotle University of Thessaloniki Joaquin Faneca/University of Southampton, Southampton, U.K. Thalia Domínguez Bucio/University of Southampton, Southampton, U.K. Anna Baldycheva/University of Exeter, EX4 4QL, UK Amalia Miliou/Aristotle University of Thessaloniki Frederic Gardes/University of Southampton, Southampton, U.K. Nikos Pleros/Aristotle University of Thessaloniki Christos Vagionas/Aristotle University of Thessaloniki

  Paper
15:15 - 15:30
Programmable metasurface using phase change material for waveguide mode conversion (STh3R.5)
Presenter: Changming Wu, University of Washington

We demonstrate a programmable TE0-to-TE1 mode converter utilizing phase change material Ge2Sb2Te5 (GST) based phase gradient metasurface integrated on a silicon nitride waveguide. This compact mode converter features high energy efficiency and broadband performance.

Authors:Changming Wu/University of Washington Heshan Yu/University of Maryland Huan Li/University of Washington Ichiro Takeuchi/University of Maryland Mo Li/University of Washington

  Paper
15:30 - 15:45
Pixel Level Demonstration of Phase Change Material Based Spatial Light Modulation (STh3R.6)
Presenter: Joshua Burrow, University of Dayton

We present an advancement towards high speed (sub μs) phase change mate-
rial based spatial light modulators by electrically addressing single pixels with high-speed
optical monitoring at 1550nm light.

Authors:Joshua Burrow/University of Dayton Gary Sevison/University of Dayton mehdi asheghi/Stanford University Joshua Hendrickson/Air Force Research Laboratory Andrew Sarangan/University of Dayton kenneth goodson/Stanford University Imad Agha/University of Dayton

  Paper
15:45 - 16:00
Spatial and Dynamical Multi-level Control over Thermal Emission (STh3R.7)
Presenter: Ziquan Xu, Zhejiang University

We demonstrate a thermal emitter with spatial and dynamic tunability by using phase-transition material vanadium dioxide. Emissivity varies from 0.19 to 0.91 during the insulator-to-metal transition. Multi-level spatial control of thermal emission is also demonstrated.

Authors:Ziquan Xu/Zhejiang University Qiang Li/Zhejiang University Kaikai Du/Zhejiang University Shiwei Long/Shanghai institute of Ceramics, Chinese Academy of Sciences Yang Yang/Shanghai institute of Ceramics, Chinese Academy of Sciences Xun Cao/Shanghai institute of Ceramics, Chinese Academy of Sciences Hao Luo/Zhejiang University Huanzheng Zhu/Zhejiang University Pintu Ghosh/Zhejiang University Weidong Shen/Zhejiang University Min Qiu/Westlake University

  Paper

Tunable and Reconfigurable Metasurfaces (FTh3Q)
Presider: Milan Palei, University of Notre Dame

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14:00 - 14:15
Dynamically Tunable Amplitude and Phase Modulation Using Vanadium Dioxide Huygens Metasurfaces (FTh3Q.1)
Presenter: Isaac Oguntoye, Tulane University

We design and fabricate continuously tunable vanadium dioxide Huygens metasurfaces for optical modulation in an all-in-one device. Simulation results show near π continuous phase modulation and ∼20 dB amplitude modulation at near-infrared wavelengths. Experimental verification is in progress

Authors:Isaac Oguntoye/Tulane University Adam Ollanik/University of Colorado Boulder Siddharth Padmanabha/Tulane University George Hartfield/Tulane University Brittany Simone/Tulane University Matthew Escarra/Tulane University

  Paper
14:15 - 14:30
Ultrafast Mid-Infrared Optical Modulator Based on Optically Controlled Graphene-Integrated Metasurface (FTh3Q.2)
Presenter: Ali Basiri, ASU

We report ultrafast mid-infrared optical modulation on a subwavelength (<λ0/10) graphene-integrated plasmonic metasurface using pump-probe spectroscopy.

Authors:Ali Basiri/ASU Md Zubair Ebne Rafique/ASU Jing Bai/ASU Jiawei Zuo/ASU Shinhyuk Choi/ASU Yu Yao/ASU

  Paper
14:30 - 14:45
Reconfigurable Photonic Structures for Solving Linear Differential Equations (FTh3Q.3)
Presenter: Dimitrios Tzarouchis, University of Pennsylvania

We theoretically explore a reconfigurable, Mach—Zehnder interferometer–based photonic network capable of solving linear equations by implementing arbitrary matrix operators. The solutions of various differential equations are numerically demonstrated and discussed.

Authors:Dimitrios Tzarouchis/University of Pennsylvania Nader Engheta/University of Pennsylvania

  Paper
14:45 - 15:00
Tunable Mie-resonant dielectric metasurfaces based on VO2 phase-change materials (FTh3Q.4)
Presenter: Sergey Kruk, Australian National University

We demonstrate Mie-resonant silicon metasurfaces tunable via the insulator-to-metal transition of a deposited VO2 layer. We observe two orders of magnitude modulation depth of the metasurface reflection with reversible properties and a hysteresis-like behavior.

Authors:Sergey Kruk/Australian National University Jimmy John/Institut des Nanotechnologies de Lyon Zhen Zhang/Purdue University Hai Nguyen/Institut des Nanotechnologies de Lyon Lotfi Berguiga/Institut des Nanotechnologies de Lyon Pedro Romeo/Institut des Nanotechnologies de Lyon Régis Orobtchouk/Institut des Nanotechnologies de Lyon Shriram Ramanathan/Institut des Nanotechnologies de Lyon Yuri Kivshar/Australian National University Sébastien Cueff/Institut des Nanotechnologies de Lyon

  Paper
15:00 - 15:15
Programmable metasurfaces employing phase-change-dielectric materials architecture (FTh3Q.5)
Presenter: Sajjad AbdollahRamezani, Georgia Institute of Technology

We experimentally demonstrate reconfigurable metasruface capable of high modulating of scattered light thanks to the interplay of electric and magnetic Mie resonance modes, due to the induced intermediate states of GST necessary for beaming applications.

Authors:Sajjad AbdollahRamezani/Georgia Institute of Technology Omid Hemmatyar/Georgia Institute of Technology Hossein Taghinejad/Georgia Institute of Technology Kirsten Masselink/Georgia Institute of Technology Ali Adibi/Georgia Institute of Technology

  Paper
15:15 - 15:30
Photo-ionic reconfigurable chalcogenide metasurfaces (FTh3Q.6)
Presenter: Behrad Gholipour, University of Alberta

We report the first metasurfaces nanostructured from metal doped chalcogenide semiconductors that can be reversibly reconfigured through non-volatile photo-induced long range movement of their metal ions (photo-ionic behavior), without the need for a phase transition.

Authors:Liam McRae/University of Alberta Yunhui Xie/University of Southampton Behrad Gholipour/University of Alberta

  Paper
15:30 - 15:45
Ultrafast Diffraction Switching Using GaAs Metasurfaces (FTh3Q.7)
Presenter: Polina Vabishchevich, Sandia National Laboratories Albuquerque

We design a resonant metasurface that uses Mie quadrupole modes to suppress the -1 diffraction order. We show that this suppression can be spectrally tuned using optical pumping on a picosecond timescale.

Authors:Polina Vabishchevich/Sandia National Laboratories Albuquerque Aleksandr Vaskin/Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena Nicholas Karl/Sandia National Laboratories Albuquerque John Reno/Sandia National Laboratories Albuquerque Michael Sinclair/Sandia National Laboratories Albuquerque Isabelle Staude/Institute of Applied Physics, Abbe Center of Photonics, Friedrich Schiller University Jena Igal Brener/Sandia National Laboratories Albuquerque

  Paper
15:45 - 16:00
Thermo-optic Dielectric Metasurfaces for Polarization State Synthesizers and Active Lensing (FTh3Q.8)
Presenter: Melissa Bosch, Cornell University

We exploit low-loss dielectric metasurfaces with thermally tunable resonances to demonstrate active polarization control and lensing. These metasurfaces represent a novel class of active ultrathin optical devices poised to find use in free-space and integrated photonics.

Authors:Melissa Bosch/Cornell University Maxim Shcherbakov/Cornell University Zhiyuan Fan/Cornell University Steven H. Huang/Cornell University Gennady Shvets/Cornell University

  Paper

Nanoparticle Applications and Imaging Technology (STh3M)
Presider: Jessica Houston, New Mexico State University

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14:00 - 14:30
Manipulate Protein Activity and the Blood-Brain Barrier using Light and Nanoparticles (STh3M.1)
Presenter: Zhenpeng Qin, The University of Texas at Dallas

Here I will present a new method called “molecular hyperthermia” for photo-inactivation of protein activity and a new approach to optically open the blood-brain barrier by targeting and stimulating blood vessel, using light and nanoparticles.

Authors:Zhenpeng Qin/The University of Texas at Dallas


Invited
  Paper
14:30 - 14:45
Smart nanophotonics silicon spectrometer array for hyperspectral imaging (STh3M.2)
Presenter: Ahasan Ahamed, University of California, Davis

We propose a novel spectral imaging technique with silicon photodiodes arrays having unique responsivity across a wide spectrum. Our method can detect random spectra with less than 2% standard deviation. © 2020 The Author(s).

Authors:Ahasan Ahamed/University of California, Davis soroush ghandiparsi/University of California, Davis Cesar Bartolo-Perez/University of California, Davis Ahmed Mayet/University of California, Davis Hilal Cansizoglu/University of California, Davis Ekaterina Devine/W&WSens Devices, Inc. Aly Elrefaie/W&WSens Devices, Inc. Nibir Dhar/US Army Night Vision and Electronic Sensors Directorate Shih-Yuan Wang/W&WSens Devices, Inc. Weijian Yang/University of California, Davis Saif Islam/University of California, Davis

  Paper
14:45 - 15:00
Three-dimensional Imaging with a Single Layer of Random Microlens Array (STh3M.3)
Presenter: Feng Tian, University of California, Davis

We propose a compact, three-dimensional and large-field-of-view imaging system using a single layer of random microlens array. Comparing to other mask-based imaging systems, our approach has a higher image reconstruction speed and increased signal-to-background ratio.

Authors:Feng Tian/University of California, Davis Junjie Hu/University of California, Davis Weijian Yang/University of California, Davis

  Paper
15:00 - 15:15
Interfacial Lasing Microsensors Driven by Cavity Resonant Energy Transfer (STh3M.4)
Presenter: Zhiyi Yuan, Nanyang Technological University

We have proposed a novel concept to achieve active lasing-encoded biosensors by taking advantage of light-harvesting effect at the cavity interface, where interfacial molecular lasers based on cavity resonant energy transfer was demonstrated.

Authors:Zhiyi Yuan/Nanyang Technological University Peng Guan/Nanyang Technological University Ziyihui Wang/Nanyang Technological University YU-CHENG CHEN/Nanyang Technological University

  Paper
15:15 - 15:30
Alkaline-earth Rare-earth Upconverting Nanoparticles as Bio-compatible Mechanical Force Sensors (STh3M.5)
Presenter: Claire McLellan, Stanford University

We measure the color ratio-metric response of alkaline-earth rare-earth upconverting nanoparticles with a diamond anvil cell. We find ensembles of SrLuF particles detect 32.8 MPa in pressure change corresponding to 24 nN of force.

Authors:Claire McLellan/Stanford University Chris Siefe/Stanford University Stefan Fischer/Stanford University Jason Casar/Stanford University Dayne Swearer/Stanford University Miriam Goodman/Stanford University Jennifer Dionne/Stanford University

  Paper
15:30 - 15:45
A Core-Shell-Shell Nanoparticle Architecture Towards Bright Upconversion and Improved Förster Resonant Energy Transfer (STh3M.6)
Presenter: Christopher Siefe, Stanford University

We synthesized and characterized a core-shell-shell upconverting nanoparticle architecture. Compared to the traditional core-shell architecture, we demonstrated 2-fold brighter single particle emission and 8-fold improved emission enhancement via Förster resonant energy transfer to a dye.

Authors:Christopher Siefe/Stanford University Randy Mehlenbacher/Stanford University Chunte Sam Peng/Stanford University Yunxiang Zhang/Stanford University Stefan Fischer/Stanford University Alice Lay/Stanford University Claire McLellan/Stanford University A. Paul Alivisatos/University of California, Berkeley Steven Chu/Stanford University Jennifer Dionne/Stanford University

  Paper
15:45 - 16:00
Perfluoropentane-in-Water Biphasic System for Low-Power Photothermal Bubble Generation and Sensitive Immunoassay (STh3M.7)
Presenter: Youngsun Kim, University of Texas at Austin

A perfluoropentane-in-water system, capable of photothremally generating microbubbles at low power, was developed. This system enabled the bulk-to-surface concentration of protein for immunoassay with enhanced sensitivity and minimal loss in protein activity.

Authors:Youngsun Kim/University of Texas at Austin Hongru Ding/University of Texas at Austin Pavana Siddhartha Kollipara/University of Texas at Austin Yuebing Zheng/University of Texas at Austin

  Paper

Ultrafast Spectroscopy of Topological Matter (FTh3B)
Presider: Liuyan Zhao, University of Michigan

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14:00 - 14:15
Ultrafast carrier dynamics in the candidate magneticWeyl semimetal EuCd2As2 (FTh3B.1)
Presenter: Kenneth O'Neal, Los Alamos National Laboratory

Ultrafast optical pulses were used to search for light-induced topological changes in the candidate magnetic Weyl semimetal EuCd2As2, revealing signatures of coupling between spin and charge degrees of freedom which holds promise for device applications.

Authors:Kenneth O'Neal/Los Alamos National Laboratory La Moyne Mix/Los Alamos National Laboratory Min-Cheol Lee/Los Alamos National Laboratory Brinda Kuthanazhi/Iowa State University Na Jo/Iowa State University Sergey Bud'ko/Iowa State University Paul Canfield/Iowa State University Rohit Prasankumar/Los Alamos National Laboratory Dmitry A. Yarotski/Los Alamos National Laboratory

  Paper
14:15 - 14:30
Ultrafast Acoustic Phonon Dynamics in the Weyl Semimetal TaAs Probed by Time-Resolved X-ray Diffraction (FTh3B.2)
Presenter: Min-Cheol Lee, LOS ALAMOS NATIONAL LABORATORY

We utilized ultrafast X-ray diffraction to investigate optically induced strain waves in the Weyl semimetal TaAs, revealing real-time structural oscillations originating from quasi-longitudinal and quasi-shear acoustic phonon modes.

Authors:Min-Cheol Lee/LOS ALAMOS NATIONAL LABORATORY Nicholas Sirica/LOS ALAMOS NATIONAL LABORATORY S. W. Teitelbaum/SLAC National Accelerator Laboratory Alexei Maznev/Massachusetts Institute of Technology G. A. de la Pena Munoz/SLAC National Accelerator Laboratory Viktor Krapivin/SLAC National Accelerator Laboratory Yijing Huang/SLAC National Accelerator Laboratory Jiaojian Shi/Massachusetts Institute of Technology Roxanne Tutchton/LOS ALAMOS NATIONAL LABORATORY Jian-Xin Zhu/LOS ALAMOS NATIONAL LABORATORY L. X. Zhao/Chinese Academy of Sciences G. F. Chen/Chinese Academy of Sciences B. Xu/Chinese Academy of Sciences R. Yang/Chinese Academy of Sciences X. Q. Qiu/Chinese Academy of Sciences Dmitry A. Yarotski/LOS ALAMOS NATIONAL LABORATORY Keith Nelson/Massachusetts Institute of Technology Mariano Trigo/SLAC National Accelerator Laboratory David A. Reis/SLAC National Accelerator Laboratory Rohit Prasankumar/LOS ALAMOS NATIONAL LABORATORY

  Paper
14:30 - 15:00
THz Emission Spectroscopy of Surface Photogalvanic Effects in a Chiral Weyl Semimetal (FTh3B.3)
Presenter: Darius Torchinsky, Temple University Department of Physics

We present photogalvanic effect data collected via terahertz emission spectroscopy on a chiral Weyl semimetal as a function of polarization and incident wavelength and discuss how our data reveal signatures of topologically relevant surface states.

Authors:Darius Torchinsky/Temple University Department of Physics Baozhu Lu/Temple University Department of Physics Dylan Rees/University of California, Berkeley Kaustuv Manna/Max Planck Institute for Chemical Physics of Solids Daniel Parker/University of California, Berkeley Horst Borrmann/Max Planck Institute for Chemical Physics of Solids Joel Moore/University of California, Berkeley Claudia Felser/Max Planck Institute for Chemical Physics of Solids Joseph Orenstein/University of California, Berkeley


Invited
  Paper
15:00 - 15:15
Room-Temperature Large Terahertz Anomalous Hall Effect in Weyl Antiferromagnet Mn3Sn Thin Film (FTh3B.4)
Presenter: Takuya Matsuda, The University of Tokyo

We perform polarization-resolved spectroscopy to study terahertz anomalous Hall effect (AHE) in Weyl antiferromagnet Mn3Sn thin film. Large AHE comparable to ferromagnets is observed at room temperature, paving a new avenue for high-speed spintronics application.

Authors:Takuya Matsuda/The University of Tokyo Natsuki Kanda/The University of Tokyo Tomoya Higo/The University of Tokyo N. Armitage/The Johns Hopkins University Satoru Nakatsuji/The University of Tokyo Ryusuke Matsunaga/The University of Tokyo

  Paper
15:15 - 15:30
(Withdrawn) Efficient Terahertz Harmonic Generation and Sub-cycle Spectroscopy in the Dirac Semimetal Cd3As2 (FTh3B.5)
Presenter: Natsuki Kanda, The Univ. Tokyo

We observed efficient terahertz (THz) harmonic generation in a three-dimensional Dirac semimetal Cd3As2 at room temperature. THz-pump-THz-probe spectroscopy and theoretical calculation revealed that this nonlinearity originates from intraband current of coherently accelerated Dirac electrons.

Authors:Natsuki Kanda/The Univ. Tokyo Bing Chen/The Johns Hopkins University Tatsuhiko Ikeda/The Univ. Tokyo Takuya Matsuda/The Univ. Tokyo Peiyu Xia/The Univ. Tokyo Timo Schumann/University of California, Santa Barbara Susanne Stemmer/University of California, Santa Barbara Jiro Itatani/The Univ. Tokyo N. Armitage/The Johns Hopkins University Ryusuke Matsunaga/The Univ. Tokyo

15:30 - 15:45
Control and Optimization of High Harmonic Generation in 3D Dirac Semimetals (FTh3B.6)
Presenter: Jeremy Lim, Singapore University of Technology and Design

We show that 3D Dirac semimetals (DSMs) can function as efficient emitters of high harmonic radiation and identify operation regimes for controlled and suppressed high-order light emission.

Authors:Jeremy Lim/Singapore University of Technology and Design Yee Sin Ang/Singapore University of Technology and Design Javier de Abajo/ICFO Institut de Ciencies Fotoniques, The Barcelona Institute of Science and Technology Ido Kaminer/Technion Ricky Ang/Singapore University of Technology and Design Liang Jie Wong/Nanyang Technological University

  Paper
15:45 - 16:00
Trion Valley Polarization Dynamics in Electrically-gated Monolayer Molybdenum Ditelluride (FTh3B.7)
Presenter: Qiyao Zhang, Department of Electronic Engineering, Tsinghua University

We investigated spin-valley dynamics of excitons and trions in electrically-gated monolayer MoTe2 using helicity-resolved quasi-resonant pump-probe spectroscopy. Trion valley polarization was observed for the first time in MoTe2, with initial polarization degree up to 60%.

Authors:Qiyao Zhang/Department of Electronic Engineering, Tsinghua University Hao Sun/Department of Electronic Engineering, Tsinghua University Jiacheng Tang/Department of Electronic Engineering, Tsinghua University Zhen Wang/Department of Electronic Engineering, Tsinghua University Xingcan Dai/Department of Electronic Engineering, Tsinghua University Cun-Zheng Ning/Department of Electronic Engineering, Tsinghua University

  Paper

Clocks, Combs and Enabling Technologies (STh3G)
Presider: Susan Schima, NIST

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14:00 - 15:00
Twenty years of optical frequency combs: Science, technology and applications (STh3G.1)
Presenter: Scott Diddams, National Inst. of Standards & Technology

Optical frequency combs provide the means to seamlessly unite the electromagnetic spectrum, from the RF through the XUV. This tutorial with provide an overview of frequency comb science, technology and applications.
Scott A. Diddams is a Fellow of the National Institute of Standards and Technology (NIST) and an Adjoint Professor at the University of Colorado (CU). His research interests include ultrafast nonlinear optics, as well as the development of laser frequency combs for optical clocks, metrology, spectroscopy and astronomy.

Authors:Scott Diddams/National Inst. of Standards & Technology


Tutorial
  Paper
15:00 - 15:15
Sr optical lattice clock assisted by optical frequency combs for contribution to International Atomic Time (STh3G.2)
Presenter: Yusuke Hisai, Yokohama National University

We evaluate the uncertainty of our Sr optical lattice clock at the 10-17 level, through robust clock operation with assistance of optical frequency combs. This clock will be operated for contribution to the International Atomic Time.

Authors:Yusuke Hisai/Yokohama National University Daisuke Akamatsu/National Institute of Advanced Industrial Science and Technology Takumi Kobayashi/National Institute of Advanced Industrial Science and Technology Kazumoto Hosaka/National Institute of Advanced Industrial Science and Technology Hajime Inaba/National Institute of Advanced Industrial Science and Technology Feng-Lei Hong/Yokohama National University Masami Yasuda/National Institute of Advanced Industrial Science and Technology

  Paper
15:15 - 15:30
10-18 Optical Atomic Clock Comparisons within the Boulder Atomic Clock Network (STh3G.3)
Presenter: Nicholas Nardelli, National Institute of Standards and Technology

We demonstrate optical frequency comparison of the 171Yb, 27Al+ and 87Sr atomic clocks with measurement uncertainties below 1 part in 1017, and discuss how phase-coherent and synchronous clock comparisons can be used to improve measurement stability.

Authors:Nicholas Nardelli/National Institute of Standards and Technology Kyle Beloy/National Institute of Standards and Technology Martha Bodine/National Institute of Standards and Technology Tobias Bothwell/University of Colorado Boulder Samuel Brewer/National Institute of Standards and Technology Sarah Bromley/University of Colorado Boulder Jwo-Sy Chen/National Institute of Standards and Technology Ethan Clements/National Institute of Standards and Technology Jean-Daniel Deschenes/Octosig Consulting Scott Diddams/National Institute of Standards and Technology Robert Fasano/National Institute of Standards and Technology Tara Fortier/National Institute of Standards and Technology Youssef Hassan/National Institute of Standards and Technology David Hume/National Institute of Standards and Technology Dhruv Kedar/University of Colorado Boulder Colin Kennedy/JILA Isaac Khader/National Institute of Standards and Technology May Kim/National Institute of Standards and Technology Amanda Koepke/National Institute of Standards and Technology David Leibrandt/National Institute of Standards and Technology Holly Leopardi/National Institute of Standards and Technology Andrew Ludlow/National Institute of Standards and Technology Will McGrew/National Institute of Standards and Technology William Milner/University of Colorado Boulder Nathan Newbury/National Institute of Standards and Technology Daniele Nicolodi/National Institute of Standards and Technology Eric Oelker/University of Colorado Boulder Stefan Schaffer/National Institute of Standards and Technology Tom Parker/National Institute of Standards and Technology John Robinson/University of Colorado Boulder Jeff Sherman/National Institute of Standards and Technology Laura Sinclair/National Institute of Standards and Technology Lindsay Sonderhouse/University of Colorado Boulder William Swann/National Institute of Standards and Technology David Wineland/National Institute of Standards and Technology Jian Yao/National Institute of Standards and Technology Jun Ye/National Institute of Standards and Technology Xiaogang Zhang/National Institute of Standards and Technology

  Paper
15:30 - 15:45
Micro-Integrated Laser Modules for Optical Clocks (STh3G.4)
Presenter: Bassem Arar, Ferdinand-Braun-Institut

A micro-integrated laser module has been developed for the deployment in a compact, transportable 171Yb+ optical clock. With this laser module, the clock laser system demonstrated a Modified Allan Deviation of less than 1.5×10-15 for 1 s ≤ 100 s when compared against a superior reference laser.

Authors:Bassem Arar/Ferdinand-Braun-Institut Christian Kürbis/Ferdinand-Braun-Institut Robert Smol/Ferdinand-Braun-Institut Ahmad Bawamia/Ferdinand-Braun-Institut Andreas Wicht/Ferdinand-Braun-Institut Jialiang Yu/Physikalisch-Technische Bundesanstalt Matthäus Halder/Menlo Systems GmbH Maurice Lessing/Menlo Systems GmbH Ronald Holzwarth/Menlo Systems GmbH Moustafa Abdel Hafiz/Physikalisch-Technische Bundesanstalt Nils Huntemann/Physikalisch-Technische Bundesanstalt Burghard Lipphardt/Physikalisch-Technische Bundesanstalt Thomas Legero/Physikalisch-Technische Bundesanstalt Uwe Sterr/Physikalisch-Technische Bundesanstalt

  Paper
15:45 - 16:00
Demonstration of sub-micron hot vapor cells for quantum technology applications (STh3G.5)
Presenter: Eliran Talker, Hebrew University of Jerusalem

We report on the fabrication of a glass vapor cell with a scalable thickness varying from
50 nm to 30 micron. It is used to demonstrate atomic based laser stabilization at 780 nm wavelength.

Authors:Eliran Talker/Hebrew University of Jerusalem Roy Zektzer/Hebrew University of Jerusalem yefim barash/Hebrew University of Jerusalem Noa Mazurski/Hebrew University of Jerusalem Uriel Levy/Hebrew University of Jerusalem

  Paper

Fiber Laser Dynamics (STh3P)
Presider: William Renninger, University of Rochester

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14:00 - 14:15
Stable Single-Longitudinal-Mode Dual-Ring Fiber Laser with Ultra-Narrow Linewidth (STh3P.1)
Presenter: Zhengkang Wang, Beijing Univ. of Post. and Telecom

A dual-ring-architecture-based single-longitudinal-mode fiber laser with an ultra-narrow linewidth of 610 Hz is proposed and experimental demonstrated. We achieved a lasing wavelength stabilization of less than 0.004 nm.

Authors:Zhengkang Wang/Beijing Univ. of Post. and Telecom Jianming Shang/Beijing Univ. of Post. and Telecom Kuanlin Mu/Beijing Univ. of Post. and Telecom Yaojun Qiao/Beijing Univ. of Post. and Telecom Song Yu/Beijing Univ. of Post. and Telecom Tianwei Jiang/Beijing Univ. of Post. and Telecom

  Paper
14:15 - 14:30
Dynamic Mode-Switchable All-Fiber Brillouin/Erbium Laser (STh3P.2)
Presenter: Xu Tao, Shanghai University

We experimentally demonstrate a scheme of dynamic switching between LP01 and LP11 modes in a Brillouin/Erbium fiber laser based on acoustically-induced fiber grating and realize tunable-wavelength Brillouin laser output.

Authors:Xu Tao/Shanghai University

  Paper
14:30 - 14:45
Phase-locking of multiple acoustic resonances by intense optomechanical interactions in a soliton fiber laser (STh3P.3)
Presenter: Dung-Han Yeh, MPI Science of Light

In a soliton fiber laser incorporating three different PCF sections and optomechanically mode-locked at around 1.94 GHz, the three acoustic core resonances are strongly driven, coupled and phase-locked by the sequence of laser pulses.

Authors:Dung-Han Yeh/MPI Science of Light Wenbin He/MPI Science of Light Meng Pang/MPI Science of Light XIn Jiang/MPI Science of Light Philip Russell/MPI Science of Light

  Paper
14:45 - 15:00
Real-time Noise Measurement in Supercontinuum Generation in PM and Non-PM ANDi Tellurite Fibers (STh3P.4)
Presenter: Tanvi Karpate, Institute of Electronic Materials Technology

We compare real-time noise measured using dispersive Fourier transform spectroscopy in supercontinuum generated in PM and non-PM all-normal dispersion tellurite fibers and show that PM fiber provides better stability and higher coherence.

Authors:Shreesha Rao D S/Technical University of Denmark Tanvi Karpate/Institute of Electronic Materials Technology Amar Ghosh/Institut FEMTO-ST, CNRS Mariusz Klimczak/Institute of Electronic Materials Technology Dariusz Pysz/Institute of Electronic Materials Technology Ryszard Buczynski/Institute of Electronic Materials Technology Cyril Billet/Institut FEMTO-ST, CNRS Ole Bang/Technical University of Denmark John Dudley/Institut FEMTO-ST, CNRS Thibaut Sylvestre/Institut FEMTO-ST, CNRS

  Paper
15:00 - 15:15
Long-range synchronization of soliton molecules in fiber ring laser cavity (STh3P.5)
Presenter: Pierre Colman, Universite Bourgogne Franche Comte

We demonstrate the synchronization of two soliton molecules separated by several nanoseconds in a laser fiber ring cavity. This synchronization is accompanied by inter-molecules oscillations that are locked to the internal motion of the molecules.

Authors:Said Hamdi/Universite Bourgogne Franche Comte Aurelien coillet/Universite Bourgogne Franche Comte Benoit Cluzel/Universite Bourgogne Franche Comte Philippe Grelu/Universite Bourgogne Franche Comte Pierre Colman/Universite Bourgogne Franche Comte

  Paper
15:15 - 15:30
Dual-comb characterization of bound soliton states in a single-cavity dual-comb laser (STh3P.6)
Presenter: Lukasz Sterczewski, Wroclaw University of Science and Technology

We present a cross-correlation characterization of bound soliton states emerging in a polarization-multiplexed single-cavity dual-comb laser. High temporal and spectral resolution measurements over long optical delays are obtained through multi-heterodyne beating of the laser output.

Authors:Lukasz Sterczewski/Wroclaw University of Science and Technology Aleksandra Przewloka/Polish Academy of Sciences Wawrzyniec Kaszub/Institute of Electronic Materials Technology Jaroslaw Sotor/Wroclaw University of Science and Technology

  Paper
15:30 - 15:45
Transition dynamics of soliton molecules in passively mode-locked fiber lasers (STh3P.7)
Presenter: Yiyang Luo, Nanyang Technological University

Real-time spectroscopy unveils the build-up and transient dynamics of ultrashort pulses. Here, we experimentally characterize the evolution scenario of single soliton and bi-/tri-soliton molecules, further highlighting the underlying transition dynamics.

Authors:Yiyang Luo/Nanyang Technological University Ran Xia/Huazhong University of Science and Technology Perry Ping Shum/Nanyang Technological University Yusong liu/Huazhong University of Science and Technology Wenjun Ni/Nanyang Technological University Qizhen Sun/Huazhong University of Science and Technology Luming Zhao/Huazhong University of Science and Technology Xiahui Tang/Huazhong University of Science and Technology

  Paper

Light Sources for Biomedical Applications (ATh3K)
Presider: Tilman Schmoll, Carl Zeiss Meditec Inc

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14:00 - 14:15
Biologically Wavelength-Tunable Droplet Laser for Molecular Barcoding Analysis (ATh3K.1)
Presenter: YU-CHENG CHEN, Nanyang Technological University

The first demonstration of molecular barcoding analysis based on wavelength-tunable lasers was conceptualized and demonstrated. Our work shows great impact in both biomedical sensing and fundamental research in biology, paving a new road for biomedical analysis.

Authors:Zhiyi Yuan/Nanyang Technological University Xuerui Gong/Nanyang Technological University Xin Cheng/Nanyang Technological University Shilun Feng/Nanyang Technological University YU-CHENG CHEN/Nanyang Technological University

  Paper
14:15 - 14:30
Multiharmonic Imaging of Human Peripheral Nerves using a 1300 nm Ultrafast Fiber Laser (ATh3K.2)
Presenter: Lars Rishoj, Boston University

We demonstrate multicolor multiphoton imaging of label-free human peripheral nerve samples. This is realized using a high peak power (1 MW) custom built fiber source that delivers ultrashort pulses (74-fs) at 1300 nm.

Authors:Lars Rishoj/Boston University Ivan Coto Hernandez/Boston University Nate Jowett/Mass Eye and Ear and Harvard Medical School Siddharth Ramachandran/Boston University

  Paper
14:30 - 14:45
Instantaneous Generation of Static Light-sheets Using 1D Coherent Beam (ATh3K.3)
Presenter: Jialei Tang, University of Central Florida

We propose a method of creating static light-sheets by 1D spatially coherent beams. We theoretically and experimentally reveal the equivalence between our method and scanned light-sheet, and investigate its characteristics in detail.

Authors:Jialei Tang/University of Central Florida Kyu Young Han/University of Central Florida

  Paper
14:45 - 15:00
Speckle Based Sensing using Incoherent Thermal Light Source: Passive Speckles (ATh3K.4)
Presenter: Zeev Zalevsky, Bar-Ilan University

The angle of a rotating diffuser was evaluated by tracking the speckle pattern produced from an incoherent thermal radiation source demonstrating the use of an incoherent source for speckle-based sensing.

Authors:Hadar Genish/ContinUse biometrics Lauren Wolbromsky/ContinUse biometrics Matan Benyamin/ContinUse biometrics Ran Califa/ContinUse biometrics Zeev Zalevsky/Bar-Ilan University

  Paper
15:00 - 15:15
GaN μLED Arrays in Parylene C Substrate for Flexible Implantable Optogenetics: Fabrication and Modeling (ATh3K.5)
Presenter: Jay Reddy, Carnegie Mellon University

Optoelectronic neural probes with (22 μm × 22 μm) Gallium-Nitride μLED arrays (up to 32 devices) on a Parylene C substrate are fabricated and analyzed using thermal and optical modeling to identify thermally-safe stimulation parameters.

Authors:Jay Reddy/Carnegie Mellon University Ibrahim Kimukin/Carnegie Mellon University Luke Stewart/Carnegie Mellon University Zabir Ahmed/Carnegie Mellon University Alison Barth/Carnegie Mellon University Elias Towe/Carnegie Mellon University Maysamreza Chamanzar/Carnegie Mellon University

  Paper
15:15 - 15:45
Femtosecond laser written photonics for high speed telecommunications. (ATu3K.1)
Presenter: Michael Withford, Macquarie University

To meet future data traffic demand, the telecommunications industry is developing optical fibre network architectures that exploit space division multiplexing (SDM). Femtosecond laser written photonics is a promising platform for SDM end-of-fibre components.

Authors:Michael Withford/Macquarie University Simon Gross/Macquarie University Andrew Ross-Adams/Macquarie University Toney Fernandez/Macquarie University nicolas riesen/University of South Australia


Invited
  Paper
15:45 - 16:00
(Withdrawn) Surface Plasma Resonance Biosensing through High Coherence Laser Source (ATh3K.6)
Presenter: Shih-Hsiang Hsu, National Taiwan Univ of Science & Tech

The surface plasma resonance (SPR) phase sensitivity is proposed to utilize two Mach–Zehnder interferometers in parallel, a laser source to detect SPR effect and broadband source as a reference point, to gauge interferogram displacements.

Authors:Che-Hao You/National Taiwan Univ of Science & Tech Yuan-Chun Hsu/National Taiwan Univ of Science & Tech Ding-Siang Hong/National Taiwan Univ of Science & Tech Meng-Syuan Jian/National Taiwan Univ of Science & Tech Shih-Hsiang Hsu/National Taiwan Univ of Science & Tech

16:00 - 16:00
(Withdrawn) Microfluidics Integrated VCSELs for Biosensing On-a-Chip (ATh3K.7)
Presenter: Peinan NI, Centre national de la recherche scientifique

Microfluidics integrated vertical cavity surface emitting lasers (VCSELs) are presented as a prototype of miniaturized high sensitivity chemical/biosensor on a chip. The advantage of such chips are demonstrated.

Authors:Qiuhua Wang/Beijing University of Technology Yiyang Xie/Beijing University of Technology Qiang Kan/Institute of Semiconductor Peinan NI/Centre national de la recherche scientifique Ho Wai Lee/baylor university Chen Xu/Beijing University of Technology Patrice Genevet/Centre national de la recherche scientifique


Mode-Locked lasers (STh3E)
Presider: Dan Wasserman, University of Texas at Austin

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14:00 - 14:15
Parametric Conversion in Compact Ring Diode Laser (STh3E.1)
Presenter: Bilal Janjua, University of Toronto

Single mode Bragg ring lasers, with SNR > 30 dB have been demonstrated. Efficient, self-pumped, broadband phase-matching of χ(2) nonlinearity is observed, offering self-pumped parametric C-band conversion >40 nm with efficiency of 142% W-1cm-2.

Authors:Bilal Janjua/University of Toronto Meng Iu/University of Toronto Paul Charles/University of Toronto Eric Chen/University of Toronto Amr Helmy/University of Toronto

  Paper
14:15 - 14:30
Demystifying semiconductor self-mode-locking without saturable absorber (STh3E.2)
Presenter: Gunter Steinmeyer, Max Born Institute

Self-mode-locking of semiconductor lasers has been frequently reported, defying all known solutions of the Haus Master Equation approach. Here we show that four-wave mixing all by itself suffices to mode-lock a laser.

Authors:Esmerando Escoto/Max Born Institute Ayhan Demircan/Leibniz University Hannover Ihar Babushkin/Leibniz University Hannover Gunter Steinmeyer/Max Born Institute

  Paper
14:30 - 14:45
2 μm Actively Mode-locked External-cavity Semiconductor Laser (STh3E.3)
Presenter: Weiqi Jiang, Nanjing University

We have for the first time demonstrated a 450 MHz actively mode-locked external-cavity semiconductor laser at 2 μm. The system can be tuned from 1870-1980 nm, which makes the laser a wavelength-agile pulsed source.

Authors:Weiqi Jiang/Nanjing University Jiarong Qin/Nanjing University Yi Shi/Nanjing University Shi-ning Zhu/Nanjing University Fengqiu Wang/Nanjing University

  Paper
14:45 - 15:00
Hybrid mode-locked 20 GHz colliding pulse Si/III-V laser with 890 fs pulsewidth (STh3E.4)
Presenter: Songtao Liu, University of California, Santa Barbara

We report the hybrid mode locking (HML) performance of a 20 GHz colliding pulse mode-locked heterogeneously integrated Si/III-V laser. By HML, the laser shows a 6.7x timing jitter reduction with minimum pulsewidth down to 890 fs.

Authors:Songtao Liu/University of California, Santa Barbara Michael Davenport/Quintessent, Inc. John Bowers/University of California, Santa Barbara

  Paper
15:00 - 15:15
Offset Quantum Dot Mode-Locked Laser Enabled by Passive-Active Integration (STh3E.5)
Presenter: Zeyu Zhang, University of California Santa Barbara

We report the first demonstration of an offset quantum dot laser platform which enables integration of active gain section with passive waveguide section. Based on this platform, we have designed and fabricated dispersion compensated offset quantum dot mode-locked lasers.

Authors:Zeyu Zhang/University of California Santa Barbara Justin Norman/University of California Santa Barbara Songtao Liu/University of California Santa Barbara Aditya Malik/University of California Santa Barbara John Bowers/University of California Santa Barbara

  Paper
15:15 - 15:30
Tunable Repetition Rates in Compound Cavity Mode Locked Laser Diodes using External Reflector (STh3E.6)
Presenter: Jianfei Chen, UT Dallas

We report on the harmonic mode-locking effects in external reflector compound cavity laser diodes. By forming the semiconductor-air compound cavity, the pulse repetition rate changed from 33GHz to 231GHz and 75 GHz to 225GHz.

Authors:Jianfei Chen/UT Dallas banaful paul/UT Dallas A. Catrina coleman/UT Arlington

  Paper
15:30 - 15:45
Coherent Frequency Comb with 100 GHz Spacing Generated by an Asymmetric MQW Mode-Locked Laser (STh3E.7)
Presenter: Lianping Hou, University of Glasgow

A coherent frequency comb with a 100 GHz frequency spacing, −3 dB bandwidth of 8.05 nm and pulse width of 440 fs, was generated using an asymmetric multiple quantum well mode locked laser.

Authors:Yihui Liu/Institute of Semiconductors, Chinese Academy of Sciences Yongguang Huang/Institute of Semiconductors, Chinese Academy of Sciences Ruikang Zhang/Institute of Semiconductors, Chinese Academy of Sciences Jiankun Wang/Institute of Semiconductors, Chinese Academy of Sciences Baojun Wang/Institute of Semiconductors, Chinese Academy of Sciences Bin Hou/University of Glasgow John Marsh/University of Glasgow Lianping Hou/University of Glasgow

  Paper
15:45 - 16:00
Shaping harmonic frequency combs in ring injection lasers by defect engineering (STh3E.8)
Presenter: Dmitry Kazakov, Harvard University

Quantum cascade lasers are known to spontaneously skip modes and generate widely-spaced harmonic frequency combs. We show that engineering defects in a ring waveguide allows for deterministic control of the comb intermode spacing.

Authors:Dmitry Kazakov/Harvard University Marco Piccardo/Harvard University Maximilian Beiser/TU Wien Nikola Opacak/TU Wien Yongrui Wang/Texas A&M University Alexey Belyanin/Texas A&M University Benedikt Schwarz/Harvard University Federico Capasso/Harvard University

  Paper

Short Reach Communications (STh3L)
Presider: Xi Chen, Nokia Bell Labs

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14:00 - 14:15
Intelligent Bandwidth Allocation for Latency Management in NG-EPON using Reinforcement Learning Method (STh3L.1)
Presenter: Qi Zhou, Georgia Institute of Technology

A novel intelligent bandwidth allocation scheme in NG-EPON using reinforcement learning is proposed and demonstrated for latency management. The capability of the proposed scheme is verified under both fixed and dynamic traffic loads.

Authors:Qi Zhou/Georgia Institute of Technology Jingjie Zhu/CableLabs Junwen Zhang/CableLabs Zhensheng Jia/CableLabs Bernardo Huberman/CableLabs Gee-Kung Chang/Georgia Institute of Technology

  Paper
14:15 - 14:30
Experimental Demonstration of Hybrid OFDM-Digital Filter Multiple Access PONs for 5G and Beyond Networks (STh3L.2)
Presenter: Wei Jin, Bangor University

Aggregated 16.6Gbit/s@26km upstream hybrid OFDM-DFMA IMDD PONs utilizing low-cost optical/electrical devices are demonstrated, for the first time, which significantly improve the performance robustness and differential ONU optical launch power dynamic range, compared to published work.

Authors:Wei Jin/Bangor University Zhuqiang Zhong/Bangor University Yixian Dong/Bangor University Jiaxiang He/Bangor University Longfei Li/Bangor University Abdulai Sankoh/Bangor University Shaohua Hu/Bangor University Roger Giddings/Bangor University Yanhua Hong/Bangor University Maurice O’Sullivan/Ciena Canada, Inc. Jeffrey Lee/EFFECT Photonics LTD. Tim Durrant/EFFECT Photonics LTD. Jianming Tang/Bangor University

  Paper
14:30 - 15:00
First Investigation on Double- and Single-sideband Formats in BDFA-enabled O-band Transmission (STh3L.3)
Presenter: Yang Hong, University of Southampton

We experimentally compare 50-Gb/s single- and double-sideband formats in an O-band BDFA-amplified transmission system over different distances. The results show that single-sideband transmission is beneficial for distances beyond ~50km at more dispersive O-band wavelengths.

Authors:Yang Hong/University of Southampton Kyle Bottrill/University of Southampton Natsupa Taengnoi/University of Southampton Naresh Thipparapu/University of Southampton Yu Wang/University of Southampton Jayanta Sahu/University of Southampton David Richardson/University of Southampton Periklis Petropoulos/University of Southampton

  Paper
15:00 - 15:15
The Impact of Higher Order Dispersion in a Time Lens based WDM Transmitter (STh3L.4)
Presenter: Xiaoyu Xu, Technical University of Denmark

We investigate the effect of third order dispersion on the WDM signal generated by optical Fourier transformation. Compared to FBGs, SMF is experimentally shown to result in a channel frequency drift exceeding the channel spacing.

Authors:Xiaoyu Xu/Technical University of Denmark Mads Lillieholm/Technical University of Denmark Peter David Girouard/Technical University of Denmark Peter Dahl Ekner/Technical University of Denmark Michael Galili/Technical University of Denmark Leif K. Oxenløwe/Technical University of Denmark Pengyu Guan/Technical University of Denmark

  Paper
15:15 - 15:30
Real-time FPGA Verification for 25G-PON and 50G-PON LDPC Codes (STh3L.5)
Presenter: Weiming Wang, ZTE Corporation

Employing 75-piece FPGA implementation, we investigate the performance down to 10-15 BER of hard-decision 25G-PON LDPC and soft-decision 50G-PON LDPC at a record 90-Gbps throughput. FPGA emulations reveal soft-decision LDPC code offers more than 1.5dB coding gain with no error floor.

Authors:Weiming Wang/ZTE Corporation Kai Tao/ZTE Corporation Weifeng Qian/ZTE Corporation Yi Cai/ZTE (TX) Inc. Ming Lei/ZTE Corporation Xin Zhou/ZTE Corporation Huang-Chang Chien/ZTE (TX) Inc. Junpeng Liang/ZTE Corporation Shihua Zhang/ZTE Corporation Zheng Liu/ZTE Corporation

  Paper
15:30 - 16:00
300+ Gbps Short-Reach Optical Communications (STh3L.6)
Presenter: Oskars Ozolins, RISE Research Institutes of Sweden AB

We review experimental intensity modulation and direct detection demonstrations for short reach optical communications. We also evaluate 8-level PAM and DMT transmitter to deliver 300 Gbps line rate and beyond per single lane in C-band.

Authors:Oskars Ozolins/RISE Research Institutes of Sweden AB Lu Zhang/Zhejiang University Aleksejs Udalcovs/RISE Research Institutes of Sweden AB Hadrien Louchet/Keysight Technologies GmbH Thomas Dippon/Keysight Technologies GmbH Markus Gruen/Keysight Technologies GmbH Xiaodan Pang/KTH Royal Institute of Technology Richard Schatz/KTH Royal Institute of Technology Urban Westergren/KTH Royal Institute of Technology Shilin Xiao/Shanghai Jiao Tong University Sergei Popov/KTH Royal Institute of Technology Jiajia Chen/Chalmers University of Technology


Invited
  Paper

16:30 - 18:15 (UTC - 00:00)

Applications of Machine Learning (STh4M)
Presider: Ryan Scott, Keysight Technologies Inc.

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16:30 - 16:45
Deep Learning for Multi-Step Performance Prediction in Operational Optical Networks (STh4M.1)
Presenter: Ameni Mezni, École de technologie supérieure

We propose a 1D Convolutional Neural Network to predict the performance of a lightpath using field bit error rate data and we evaluate the model robustness over forecast horizons up to 24 hours.

Authors:Ameni Mezni/École de technologie supérieure Douglas Charlton/Ciena Corp. Christine Tremblay/École de technologie supérieure Christian Desrosiers/École de technologie supérieure

  Paper
16:45 - 17:00
Integration of Diffractive Optical Neural Networks with Electronic Neural Networks (STh4M.2)
Presenter: Deniz Mengü, University of California, Los Angeles

We demonstrate jointly-trained hybrid (optical-electronic) networks, where diffractive optical neural networks act as a trainable front-end mitigating the information loss at a low-resolution image sensor to improve the overall classification accuracy of the hybrid network.

Authors:Deniz Mengü/University of California, Los Angeles Yi Luo/University of California, Los Angeles Yair Rivenson/University of California, Los Angeles Aydogan Ozcan/University of California, Los Angeles

  Paper
17:00 - 17:15
A compact and inexpensive coherent Ising machine based on opto-electronic feedback for solving combinatorial optimization problems (STh4M.3)
Presenter: Fabian Böhm, Vrije Universiteit Brussel

We propose and demonstrate a new type of coherent Ising machine based on opto-electronic feedback systems for solving NP-hard optimization problems. The design is significantly cheaper and more compact than current state-of-the-art Ising machines.

Authors:Fabian Böhm/Vrije Universiteit Brussel Guy Verschaffelt/Vrije Universiteit Brussel Guy Van der Sande/Vrije Universiteit Brussel

  Paper
17:15 - 17:30
Neural Nets to Approach Optimal Receivers for High Speed Optical Communication (STh4M.4)
Presenter: Sai Chandra Kumari Kalla, Universite Laval

We show via simulation that two nonlinear neural network solutions can achieve performance close to that of the maximum likelihood sequence estimator for experimental frequency responses of a silicon photonic modulator and coherent detection.

Authors:Sai Chandra Kumari Kalla/Universite Laval Rizan Homayoun Nejad/Universite Laval Sasan Zhalehpour/Universite Laval Leslie Rusch/Universite Laval

  Paper
17:30 - 18:00
Design Optimisation of Power-Efficient Submarine Line through Machine Learning (STh4M.5)
Presenter: Maria Vasilica Ionescu, Nokia Bell Labs France

An optimised subsea system design for energy-efficient SDM operation is demonstrated using machine learning. The removal of gain-flattening filters employed in submarine optical amplifiers can result in capacity gains at no additional overall repeater cost.

Authors:Maria Vasilica Ionescu/Nokia Bell Labs France Amirhossein Ghazisaeidi/Nokia Bell Labs France Jeremie Renaudier/Nokia Bell Labs France Pascal Pecci/Alcatel Submarine Networks Olivier Courtois/Alcatel Submarine Networks

  Paper
18:00 - 18:15
Saliency Segmentation with Fourier-space Diffractive Deep Neural Networks (STh4M.6)
Presenter: Tao Yan, Tsinghua University

We propose to apply diffractive deep neural networks (D2NN) for solving advanced computer vision tasks and demonstrate the successful application of Fourier-space D2NN for all-optical saliency segmentation of both microscopic samples and macroscopic scenes.

Authors:Tao Yan/Tsinghua University Jiamin Wu/Tsinghua University Tiankuang Zhou/Tsinghua University Lu Fang/Tsinghua University Xing Lin/Tsinghua University Qionghai Dai/Tsinghua University

  Paper

16:30 - 18:30 (UTC - 00:00)

ATTR: Augmented and Virtual Reality: Systems Meet Devices II (ATh4I)
Presider: Barmak Heshmat, BRELYON

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16:30 - 17:00
Prescription AR and Modul AR: AR-convertible eyeglasses (ATh4I.1)
Presenter: Jonghyun Kim, NVIDIA Corporation

Prescription AR is a prescription-embedded fully-customized AR display that is optimized for each user’s vision, facial structure and taste of fashion. Based on Prescription AR optics, we present AR-convertible prescription glasses, dubbed as ModulAR.

Authors:Jonghyun Kim/NVIDIA Corporation


Invited
17:00 - 17:30
A metalens-based virtual reality (VR) / augmented reality (AR) system (ATh4I.2)
Presenter: Zhaoyi Li, Harvard University

We demonstrated a large RGB-achromatic metalens by novel design methods. Furthermore, we realized a compact platform for a virtual reality / augmented reality system based on an RGB metalens and a fiber scanning display.

Authors:Zhaoyi Li/Harvard University Yao-Wei Huang/Harvard University Peng Lin/Boston University Joon-Suh Park/Harvard University Wei-Ting Chen/Harvard University Zhujun Shi/Harvard University Chengwei Qiu/National University of Singapore Ji-Xin Cheng/Boston University Federico Capasso/Harvard University


Invited
  Paper
17:30 - 17:45
(Withdrawn) All-Polarization Generation and Manipulation Using Dielectric Metasurfaces (ATh4I.3)
Presenter: Fei Ding, University of Southern Denmark

We demonstrate the strategy for producing dielectric metasurfaces that generate arbitrary polarizations with controllable wavefronts from a linearly-polarized source. The polarization-resolved multifocal metalens and vectorial holographic display have been accomplished in a broadband spectrum range.

Authors:Fei Ding/University of Southern Denmark Bingdong Chang/Technical University of Denmark Qunshuo Wei/Beijing Institute of Technology Lingling Huang/Beijing Institute of Technology Xiaowei Guan/Technical University of Denmark Sergey Bozhevolnyi/University of Southern Denmark

17:45 - 18:00
A broadband achromatic SiN metalens array for visible integral imaging (ATh4I.5)
Presenter: Zhi-Bin Fan, Sun Yat-sen University

We realize a silicon nitride metalens array that can be used to reconstruct 3D optical scene and shows the achromatic integral imaging for white light. The array contains 60×60 polarization-insensitive metalens with nearly diffraction-limited focusing.

Authors:Zhi-Bin Fan/Sun Yat-sen University Rui Chen/Sun Yat-sen University Jianwen Dong/Sun Yat-sen University

  Paper
18:00 - 18:15
Vectorial Hologram Based on Pixelated Metasurface (ATh4I.6)
Presenter: Qinghua Song, Université Cote d’Azur

We report a general method for full-polarization generation based on pixelated metasurface. By encoding the holographic phase profile into such pixels, vectorial holograms are constructed for the application of multidirectional display and cylindrical vector beam.

Authors:Qinghua Song/Université Cote d’Azur Arthur Baroni/Aix Marseille univ Rajath Sawant/Université Cote d’Azur Peinan Ni/Université Cote d’Azur Samira Khadir/Université Cote d’Azur Patrick Ferrand/Aix Marseille univ Patrice Genevet/Université Cote d’Azur

  Paper

2D or Not 2D (FTh4N)
Presider: Esther Wertz, Rensselaer Polytechnic Institute

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16:30 - 17:00
Single Photons, Spins and Dipoles in van der Waals Materials (FTh4N.1)
Presenter: Ajit Srivastava, Emory University

I will present evidence for optical initialization of single spin-valley in WSe2 and dipole-dipole interactions, much larger than the linewidth of the optical transition, amongst localized interlayer excitons of van der Waals heterobilayers.


Authors:Ajit Srivastava/Emory University


Invited
  Paper
17:00 - 17:15
High Q-factor resonators and nanoantennas based on phonon polaritons in van der Waals materials (FTh4N.2)
Presenter: Michele Tamagnone, Harvard University

We experimentally demonstrate mid-infrared resonators and antennas with Q-factors larger than 350 based on phonon polaritons in hexagonal boron nitride and molybdenum trioxide. We characterize the fabricated nanostructures with near field imaging and spectroscopy.

Authors:Michele Tamagnone/Harvard University Maryna Meretska/Harvard University Kundan Chaudhary/Harvard University Christina Spägele/Harvard University Alex Zhu/Harvard University Jiahan Li/Kansas State University James Edgar/Kansas State University Antonio Ambrosio/IIT Federico Capasso/Harvard University

  Paper
17:15 - 17:30
Directivity Modulation of Monolayer WS2 Emission by Single Hydrogenated Amorphous Silicon Nanospheres (FTh4N.3)
Presenter: Jie Fang, The University of Texas at Austin

Monolayer WS2 emission is limited by its poor emission directivity. We introduce single hydrogenated amorphous silicon nanospheres (a-Si:H NSs) to realize on-demand directivity modulation. We demonstrate the active control of forward-to-backward modulation ratio via tuning the radius of a-Si:H NSs.

Authors:Jie Fang/The University of Texas at Austin Mingsong Wang/The University of Texas at Austin Kan Yao/The University of Texas at Austin Yuebing Zheng/The University of Texas at Austin

  Paper
17:30 - 17:45
(Withdrawn) Lattice Plasmon-enhanced Photodetection Performance in Monolayer MoS2 (FTh4N.4)
Presenter: Hao-Yu Lan, Academia Sinica

We report the lattice plasmon-enhanced large-area monolayer MoS2 photodetectors with a responsivity of 10 µA/W. By integrating with plasmonic nanoantennas array, a 3.5-fold enhancement of photocurrent was achieved under 4.7K compared to bare MoS2 photodetectors.

Authors:Hao-Yu Lan/Academia Sinica Jung-Chan Lee/Academia Sinica Po-Cheng Tsai/Academia Sinica Shih-Yen Lin/Academia Sinica Yu-Jung Lu/Academia Sinica

17:45 - 18:00
Monolayer lasing from photoactivation-enhanced photoluminescence at room temperature (FTh4N.5)
Presenter: Fuxing Gu, Univer. of Shanghai for Science and Tech

We use a photoactivation method to enhance the room-temperature photoluminescence quantum yields in monolayer MoS2 grown on silica micro/nanofibres by more than two orders of magnitude, and realize continuous-wave lasing with greatly reduced thresholds.

Authors:Fuxing Gu/Univer. of Shanghai for Science and Tech

  Paper
18:00 - 18:15
(Withdrawn) Limits to Graphene Frequency Tunability (FTh4N.6)
Presenter: Gregory Holdman, University of Wisconsin - Madison

Tunable photonic structures operate by integrating a material with a tunable permittivity. Changes to the permittivity alter the optical properties of the structure and can shift the frequencies of local resonances. We derive a material-dependent limit to tunability and explore the case of graphene.

Authors:Gregory Holdman/University of Wisconsin - Madison Victor Brar/University of Wisconsin - Madison

18:15 - 18:30
Tunable Bandgap Renormalization by Nonlocal Ultra-Strong Coupling in Nanophotonics (FTh4N.7)
Presenter: Yaniv Kurman, Israel Institute of technology

We find up-to 100meV bandgap shift in a semiconductor when stated near graphene. The graphene plasmons vacuum fluctuations enable nonlocal interactions between a single semiconductor electron and all available valence states to reach ultra-strong coupling.

Authors:Yaniv Kurman/Israel Institute of technology Ido Kaminer/Israel Institute of technology

  Paper

Nonlinear and Novel Phenomena II (FTh4A)
Presider: Alexander Szameit, Universität Rostock

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16:30 - 16:45
Optical Thermodynamics in Nonlinear Photonic Lattices (FTh4A.1)
Presenter: Andre Luiz Muniz, Friedrich-Schiller-Universität Jena

We report the first experimental observation of optical thermodynamic processes in nonlinear mesh photonic lattices. These include Rayleigh-Jeans distributions with either positive or negative temperatures, isentropic expansions and compressions, as well as Joule photon gas expansions.

Authors:Andre Luiz Muniz/Friedrich-Schiller-Universität Jena Pawel Jung/UCF Fan Wu/UCF Midya Parto/UCF Mercedeh Khajavikhan/University of Southern California Demetrios Christodoulides/UCF Ulf Peschel/Friedrich-Schiller-Universität Jena

  Paper
16:45 - 17:00
Longitudinally Variable Polarization Optics (FTh4A.2)
Presenter: Ahmed Dorrah, Harvard University

We introduce a new class of polarizing elements (analyzers and retarders) that virtually rotate their orientation as a function of the propagation distance, thus expanding the scope of conventional polarization devices into 3D space.

Authors:Ahmed Dorrah/Harvard University Noah Rubin/Harvard University Aun Zaidi/Harvard University Michele Tamagnone/Harvard University Federico Capasso/Harvard University

  Paper
17:00 - 17:30
Wideband Nonmagnetic Linear Optical Isolator in Thin-Film Lithium Niobate (FTh4A.3)
Presenter: Kamal Abdelsalam, University of Central Florida

We introduce a new class of wideband and integrated nonmagnetic linear optical isolators based on nonlinear frequency conversion and spectral filtering with isolation ratio up to 40 dB and bandwidth in excess of 150 nm.

Authors:Kamal Abdelsalam/University of Central Florida Tengfei Li/Johns Hopkins University Jacob Khurgin/Johns Hopkins University Sasan Fathpour/University of Central Florida

  Paper
17:30 - 17:45
Dispersion in Photonic Time Crystals (FTh4A.4)
Presenter: Jamison Sloan, Massachusetts Institute of Technology

We present a framework for predicting the behavior of materials which are simultaneously strongly dispersive and time-dependent. We show that dispersion and time-dependence can cooperate to strongly enhance frequency conversion.

Authors:Jamison Sloan/Massachusetts Institute of Technology Nicholas Rivera/Massachusetts Institute of Technology Marin Soljacic/Massachusetts Institute of Technology

  Paper
17:45 - 18:00
Observation of second-order spectral phase transition in optical parametric oscillator (FTh4A.5)
Presenter: Arkadev Roy, California Institute of Technology

We demonstrate second-order phase transition in optical parametric oscillators corresponding to a transition from degenerate to non-degenerate oscillation at a critical cavity detuning which can be utilized for enhanced sensing and information processing.

Authors:Arkadev Roy/California Institute of Technology Saman Jahani/California Institute of Technology Carsten Langrock/Stanford University Marty Fejer/Stanford University Alireza Marandi/California Institute of Technology

  Paper
18:00 - 18:15
Phonon-Polariton-Enhanced Nonlinearity in Hexagonal Boron Nitride (FTh4A.6)
Presenter: Mehdi Jadidi, Columbia University

We report the first measurements of the nonlinear response of phonon polaritons near 7.3 µm in atomically thin layers of hexagonal boron nitride. We observe the phonon-enhanced third harmonic and the transient phonon-induced second harmonic.

Authors:Mehdi Jadidi/Columbia University Jared Ginsberg/Columbia University Gauri Patwardhan/Columbia University Sang Chae/Columbia University Cecilia Chen/Columbia University Baichang Li/Columbia University Watanabe Watanabe/National Institute for Materials Science Takashi Taniguchi/National Institute for Materials Science James Hone/Columbia University Alexander Gaeta/Columbia University

  Paper
18:15 - 18:30
Brightness Enhancement in Multimode Nonlinear Systems via Thermodynamic Optical Cooling (FTh4A.7)
Presenter: Midya Parto, University of Central Florida, CREOL

We show that the optical brightness of a high-intensity multimode beam can be substantially enhanced using thermodynamic optical cooling schemes enabled by nonlinear interactions. This can be achieved without violating the second law of thermodynamics.

Authors:Midya Parto/University of Central Florida, CREOL Fan Wu/University of Central Florida, CREOL Pawel Jung/University of Central Florida, CREOL Mercedeh Khajavikhan/University of Southern California Demetrios Christodoulides/University of Central Florida, CREOL

  Paper

Nonlinear Optical Transformation of Semiconductors (STh4H)
Presider: Renee Sher, Wesleyan University

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16:30 - 16:45
Second-Harmonic Generation from Plasmon-Plasmon Coupling in a Semiconductor-Metal Heterostructure (STh4H.1)
Presenter: Richard Haglund, Vanderbilt University

A heterostructure comprising CuS and Au nanoparticle films separated by insulating ligands yields enhanced second harmonic generation from coupling of localized surface plasmon resonance modes of CuS and Au at 1050 nm and 525 nm, respectively.

Authors:Nathan Spear/Vanderbilt University Kent Hallman/Vanderbilt University Emil Hernández-Pagán/Vanderbilt University Richard Haglund/Vanderbilt University Janet Macdonald/Vanderbilt University

  Paper
16:45 - 17:00
Narrow Linewidth Photoluminescence from Top-Down Fabricated 20 nm InGaN/GaN Quantum Dots at Room Temperature (STh4H.2)
Presenter: Bryan Melanson, Rochester Institute of Technology

Promising narrow linewidth photoluminescence with a FWHM of 7.1 nm at wavelength 418 nm was achieved at room temperature from InGaN/GaN quantum dot in a 20-nm-diameter top-down fabricated nanowire.

Authors:Bryan Melanson/Rochester Institute of Technology David Starling/Pennsylvania State University Hazleton Matthew Hartensveld/Rochester Institute of Technology Gregory Howland/Rochester Institute of Technology Stefan Preble/Rochester Institute of Technology Jing Zhang/Pennsylvania State University Hazleton

  Paper
17:00 - 17:15
Ordered Configuration of Strained Ge Nanostructures on Si using Mechanical Nano-stamping: Towards Light Sources on Silicon (STh4H.3)
Presenter: Ghada Dushaq, New York University

Highly tensile-strained Ge nanostructures grown on pre-patterned (001) Si substrate is demonstrated. Using depth controlled nanoindentation, 2.7% strain value has been obtained. Results are verified by observing photoluminescence emission properties of the Ge/Si nanostructures.

Authors:Ghada Dushaq/New York University Mahmoud Rasras/New York University

  Paper
17:15 - 17:30
Functional Surfaces of Laser-microstructured Silicon Coated with Polymer Blends Switching Between Hydrophilicity and Hydrophobicity (STh4H.4)
Presenter: Maria Kandyla, National Hellenic Research Foundation

We develop functional surfaces of laser-microstructured silicon, spin-coated with thermoresponsive PS/PNIPAM polymer blends and we study their switching wetting behavior between hydrophilicity and hydrophobicity upon heating. The transition is reversible for multiple heating/cooling cycles.

Authors:Maria Kandyla/National Hellenic Research Foundation Maria Kanidi/National Hellenic Research Foundation Aristeidis Papagiannopoulos/National Hellenic Research Foundation Andreea Matei/National Institute for Lasers, Plasma and Radiation Physics Maria Dinescu/National Institute for Lasers, Plasma and Radiation Physics Stergios Pispas/National Hellenic Research Foundation

  Paper
17:30 - 18:00
(Withdrawn) PLD deposition of HfO2 and PZT ferroelectric thin films for THz applications (STh4H.5)
Presenter: Maria Dinescu, NILPRP

Ferroelectric textured PZT and HfO2 thin films have been deposited by radiofrequency assisted pulsed laser deposition on highly resistive silicon substrates. Subsequently graphene layers have been transferred and the heterojunction characterization has been performed.

Authors:Maria Dinescu/NILPRP


Invited
18:00 - 18:15
Evaluating Charge Carrier Lifetime of Laser Hyperdoped Germanium Using Terahertz Spectroscopy (STh4H.6)
Presenter: Senali Dissanayake, Wesleyan University

Gold-hyperdoped germanium extends photodetection into the infrared. Pulsed-laser processing makes single crystal material with ultrahigh dopant concentrations. The laser parameters influence the dopant’s atomic position which leads to different light absorption and carrier transport properties.

Authors:Senali Dissanayake/Wesleyan University Naheed Ferdous/University of Illinois at Urbana-Champaign Hemi Gandhi/Harvard University Eric Mazur/Harvard University Elif Ertekin/University of Illinois at Urbana-Champaign Renee Sher/Wesleyan University

  Paper
18:15 - 18:30
Thermal assisted carrier recombination in CsPbBr3 nanocrystals (STh4H.7)
Presenter: Megha Shrivastava, Indian Institute of Science Education and Research, Bhopal

We have studied band edge carrier dynamics in CsPbBr3 nanocrystals using ultrafast non-degenerate transient absorption spectroscopy and report three times slower carrier recombination at low temperatures compared to ambient conditions.

Authors:Ajay Poonia/Indian Institute of Science Education and Research, Bhopal Wasim Mir/IISER Pune Megha Shrivastava/Indian Institute of Science Education and Research, Bhopal Angshuman Nag/IISER Pune Adarsh K V/Indian Institute of Science Education and Research, Bhopal

  Paper

Structured Light and Beams (FTh4C)
Presider: Anna Bezryadina, California State University Northridge

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16:30 - 16:45
Space-Time Wave Packets as a Platform for a Free-Space Optical Delay Line (FTh4C.1)
Presenter: Murat Yessenov, University of Central Florida, CREOL

We demonstrate free-space optical delay lines that make use of diffraction-free space-time wave-packets whose group velocities are continuously tunable in free space, and thus provides a potential platform for all-optical buffers by providing group delays that far exceed the pulse widths.

Authors:Murat Yessenov/University of Central Florida, CREOL Basanta Bhaduri/University of Central Florida, CREOL Ayman Abouraddy/University of Central Florida, CREOL

  Paper
16:45 - 17:00
Pin-like Optical Vortex Beams (FTh4C.2)
Presenter: Denghui Li, Nankai University

We demonstrate pin-like optical vortex beams (POVBs) by tailoring amplitude and phase of a laser beam in Fourier space. For certain applications, such POVBs with anti-diffractive features can outperform conventional Bessel and abruptly auto-focusing beams.

Authors:Denghui Li/Nankai University domenico bongiovanni/Nankai University Mihalis Goutsoulas/University of Crete Yi Hu/Nankai University Daohong Song/Nankai University Roberto Morandotti/INRS-Energie Mat & Tele Site Varennes Nikolaos K. Efremidis/University of Crete Zhigang Chen/Nankai University

  Paper
17:00 - 17:15
Nonlinear Light Generation Driven by Collective Magnetic Modes in Oligomers of Silicon Nanoparticles Excited by Vector Beams (FTh4C.3)
Presenter: Maria Kroychuk, Lomonosov Moscow State University

We demonstrated two orders of magnitude enhancement of the third-harmonic intensity for isolated nanoclusters of silicon nanoparticles illuminated by normally incident azimuthally polarized cylindrical vector beams at the wavelength of oligomer’s out-of-plane magnetic mode.

Authors:Maria Kroychuk/Lomonosov Moscow State University Alexander Shorokhov/Lomonosov Moscow State University Damir Yagudin/Lomonosov Moscow State University Daria Smirnova/Australian National University Irina Volkovskaya/Institute of Applied Physics Maxim Shcherbakov/Cornell University Gennady Shvets/Cornell University Andrey Fedyanin/Lomonosov Moscow State University

  Paper
17:15 - 17:30
(Withdrawn) Optical Density Variations Induced by Bessel-Gauss Beams (FTh4C.4)
Presenter: Ruitao Wu, CREOL

We demonstrate the steady-state reduction of optical density along the path of Bessel-Gauss beams. This optical path clearing though colloidal suspensions is due to specific optical forces and hydrodynamic interactions.

Authors:Cristian Hernando Acevedo/CREOL Ruitao Wu/CREOL Keith Miller/Clemson University Eric Johnson/Clemson University Aristide Dogariu/CREOL

17:30 - 17:45
(Withdrawn) Characterization and conversion of complex vector light via optical nonlinear interactions (FTh4C.5)
Presenter: Zhihan Zhu , Harbin Univ of Science and Technology

We present a systematic demonstration of characterization and on-demand conversion of complex vector light via nonlinear interactions. Our results enhance our understanding of vector nonlinear optics and paves the way for nonlinear manipulating hyper-entangled photons.

Authors:Zhihan Zhu /Harbin Univ of Science and Technology Hai-Jun Wu/Harbin Univ of Science and Technology Wei Gao/Harbin Univ of Science and Technology Carmelo Rosales-Guzmán/Harbin Univ of Science and Technology Bao-Sen Shi/University of Science and Technology of China

17:45 - 18:00
Nondiffracting Waves that Auto-Disrupt: Designing Novel Wavepackets Using Electromagnetic Singularities (FTh4C.6)
Presenter: Liang Jie Wong, Nanyang Technological University

We introduce the use of electromagnetic singularities in complex space-time as a robust means of designing new exotic wavepackets, exemplified by nondiffracting pulses that auto-disrupt in free space at user-chosen places.

Authors:Liang Jie Wong/Nanyang Technological University Demetrios Christodoulides/University of Central Florida Ido Kaminer/Technion

  Paper
18:00 - 18:15
Experimental Demonstration of Optimal Curved Beams in Micrometer-Scale (FTh4C.7)
Presenter: Mo Mojahedi, University of Toronto

Using ideas from optimization theory and calculus of variation we demonstrate beams that follow curved trajectories in micrometers scale, in air. Unlike commonly studied Airy beams, the beams generated here have minimal side lobes.

Authors:Yousuf Aborahama/University of Toronto Ahmed Dorrah/University of Toronto Mo Mojahedi/University of Toronto

  Paper
18:15 - 18:30
Optical Vortex Scattering in Composite Bessels (FTh4C.8)
Presenter: Andrew Voitiv, University of Denver

We theoretically propose and experimentally demonstrate the scattering of optical vortices in a laser beam by superposing Bessel modes. Such processes are mediated by the ephemeral generation and annihilation of vortex pairs.

Authors:Andrew Voitiv/University of Denver Jasmine Andersen/University of Denver Mark Siemens/University of Denver Mark Lusk/Colorado School of Mines

  Paper

Silicon Photonics II (STh4O)
Presider: Beibei Zeng, Lehigh University

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16:30 - 16:45
Unidirectional injection-locked Brillouin laser in silicon (STh4O.1)
Presenter: Nils Otterstrom, Yale University

We demonstrate injection-locked operation of a silicon-based Brillouin laser for the first time. The unique spatio-temporal inter-modal Brillouin dynamics enable nonreciprocal control and low-phase-noise operation within a monolithically integrated system.

Authors:Nils Otterstrom/Yale University Shai Gertler/Yale University Yishu Zhou/Yale University Eric Kittlaus/Yale University Ryan Behunin/Northern Arizona University Michael Gehl/Sandia National Laboratories Andrew Starbuck/Sandia National Laboratories Christina Dallo/Sandia National Laboratories Andrew Pomerene/Sandia National Laboratories Douglas Trotter/Sandia National Laboratories Anthony Lentine/Sandia National Laboratories Peter Rakich/Yale University

  Paper
16:45 - 17:00
Energy-Efficient Thermo-Optic Phase Shifter with a Small Footprint Based on a Silicon Spiral Waveguide (STh4O.2)
Presenter: Huaqing Qiu, Technical University of Denmark

We experimentally demonstrate a thermo-optic phase shifter based on a densely distributed silicon spiral waveguide, with power consumption, insertion loss, footprint and modulation bandwidth of 3 mW/π, 0.9 dB, 28×67 μm2 and 39 kHz respectively.

Authors:Huaqing Qiu/Technical University of Denmark Yong Liu/Technical University of Denmark Chao Luan/Technical University of Denmark Deming Kong/Technical University of Denmark Xiaowei Guan/Technical University of Denmark Yunhong Ding/Technical University of Denmark Hao Hu/Technical University of Denmark

  Paper
17:00 - 17:15
High Gain-Bandwidth Waveguide Coupled Silicon Germanium Avalanche Photodiode (STh4O.3)
Presenter: Olivier Carpentier, McGill University

We present the DC, small signal and large signal performance of low excess-noise waveguide coupled germanium-on-silicon avalanche photodetectors with over 400 GHz gain-bandwidth product.

Authors:Olivier Carpentier/McGill University Alireza Samani/McGill University Maxime Jacques/McGill University Eslam El-Fiky/McGill University Md Samiul Alam/McGill University Yun Wang/McGill University Ping-Chiek Koh/Lumentum Nicolas Albadia Calvo/Cardiff University David Plant/McGill University

  Paper
17:15 - 17:30
Ultraflat bandpass high extinction silicon photonic filters (STh4O.4)
Presenter: Anshuman Singh, Raytheon BBN

We report silicon photonic ultraflat bandpass high-rejection (>55 dB) filters with low insertion loss at telecommunication wavelengths and efficient tunability via silicon-doped microheaters. Such filters are promising for RF photonics and quantum information processing applications.

Authors:Anshuman Singh/Raytheon BBN Richard Belansky/Raytheon Space & Airborne Systems Mohammad Soltani/Raytheon BBN

  Paper
17:30 - 17:45
Silicon Photonic WDM-Polarization Receiver with Automated Feedback Control (STh4O.5)
Presenter: Minglei Ma, University of British Columbia

We demonstrate a silicon photonic, two-channel, tunable WDM-polarization receiver with automated polarization and wavelength control. Using a gradient descent-based control algorithm, we realize automated polarization adaptation and wavelength stabilization for two arbitrarily polarized inputs.

Authors:Minglei Ma/University of British Columbia Hossam Shoman/University of British Columbia Sudip Shekhar/University of British Columbia Nicolas Jaeger/University of British Columbia Lukas Chrostowski/University of British Columbia

  Paper
17:45 - 18:00
Coherent parallel binary-weighted digital-to-analog converter in silicon photonics (STh4O.6)
Presenter: Volker Sorger, George Washington University

Here, we introduce a coherent parallel photonic DAC concept along with an experimental demonstration based on binary-weighted bits in a silicon PIC platform unlike other concepts capable of performing the conversion without optical-electronic-optical domain crossings.

Authors:Jiawei Meng/George Washington University Mario Miscuglio/George Washington University Jonathan George/George Washington University Aydin Babakhani/University of California, Los Angeles Volker Sorger/George Washington University

  Paper
18:00 - 18:15
Physically secure image transfer using synchronized chaos between silicon optomechanical cavities (STh4O.7)
Presenter: Jia-Gui Wu, Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles

We demonstrate physically-secured image transfer using dynamical chaos synchronization between silicon optomechanical nanocavities. Chaos masking and pass filtering effect and color image with error correction are all realized in the silicon chip-based synchronous chaos system

Authors:Jia-Gui Wu/Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles Jaime G. Flor Flores/Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles Derek Shidla/Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles Jinghui Yang/Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles Binglei Shi/Southwest University Mingbin Yu/The Institute of Microelectronics, 11 Science Park Road Guoqiang Lo/The Institute of Microelectronics, 11 Science Park Road Dim-Lee Kwong/The Institute of Microelectronics, 11 Science Park Road Shukai Duan/Southwest University Chee Wei Wong/Fang Lu Mesoscopic Optics and Quantum Electronics Laboratory, University of California, Los Angeles

  Paper
18:15 - 18:30
Low-power thermo-optic silicon modulator geometrically optimized for photonic integrated circuits (STh4O.8)
Presenter: Makoto Nakai, University of Southern California

We demonstrate geometrically-optimized thermo-optic phase modulator structures to achieve low power consumption, low loss, and compact formfactor. One such optimized design consumes 1.67 mW for π phase modulation with 0.98 dB optical loss in 0.0057 mm2 footprint.

Authors:Makoto Nakai/University of Southern California Sungwon Chung/University of Southern California Hossein Hashemi/University of Southern California

  Paper

Time Varying Metasurfaces (FTh4Q)
Presider: xingjie ni, Pennsylvania State University

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16:30 - 16:45
Negative Extinction and Broadband Light-matter Interactions in High-Q Time-variant Metasurfaces (FTh4Q.1)
Presenter: Maxim Shcherbakov, Cornell University

We present experimental observations of frequency conversion and negative optical extinction in time-variant metasurfaces and their applications to surpassing the time-bandwidth limit in photonics.

Authors:Maxim Shcherbakov/Cornell University Robert Lemasters/Emory University Jia Song/Emory University Pavel Shafirin/Lomonosov Moscow State University Tianquan Lian/Emory University Hayk Harutyunyan/Emory University Gennady Shvets/Cornell University

  Paper
16:45 - 17:00
Nonreciprocal Acoustic Transmission using Lithium Niobate Parity-Time-Symmetric Resonators (FTh4Q.2)
Presenter: Linbo Shao, Harvard University

Taking advantage of the piezoelectricity of lithium niobate, we achieve nonreciprocal transmission of 10 decibels for a 200-MHz surface acoustic wave using parity-time-symmetric resonators and demonstrate one-way circulation of acoustic waves.

Authors:Linbo Shao/Harvard University Wenbo Mao/Washington University Smarak Maity/Harvard University Neil Sinclair/Harvard University Yaowen Hu/Harvard University Lan Yang/Washington University Marko Loncar/Harvard University

  Paper
17:00 - 17:15
Breaking Reciprocity with Space-Time Phase Modulated Metasurfaces (FTh4Q.3)
Presenter: Xuexue Guo, Pennsylvania State University

We constructed a space-time phase modulated metasurface consisting of amorphous silicon building blocks, and demonstrated nonreciprocal light reflection at wavelengths around 860 nm. Our approach paves a way for miniaturized on-chip nonreciprocal optical components.

Authors:Xuexue Guo/Pennsylvania State University Yimin Ding/Pennsylvania State University Yao Duan/Pennsylvania State University xingjie ni/Pennsylvania State University

  Paper
17:15 - 17:30
Experimental Demonstration of Non-Symmetric Diffusion via Spatiotemporal Metamaterials (FTh4Q.4)
Presenter: Miguel Camacho, University of Pennsylvania

Spatiotemporal variation of material parameters (capacity and conductivity) can lead to unconventional diffusion phenomena. We have constructed and tested a metamaterial consisting of spatiotemporally variable capacitors and switches, demonstrating highly asymmetric charge
diffusion and accumulation.

Authors:Miguel Camacho/University of Pennsylvania Brian Edwards/University of Pennsylvania Nader Engheta/University of Pennsylvania

  Paper
17:30 - 17:45
Frequency Conversion in a Dielectric Time-Variant Metasurface via Optical Pumping (FTh4Q.5)
Presenter: Nicholas Karl, Sandia National Laboratories

We experimentally observe frequency conversion via electromagnetic wave interaction with a high quality-factor resonance in an array of resonators whose refractive indices are varied on an ultrafast timescale. Further, we describe the observations using coupled-mode-theory.

Authors:Nicholas Karl/Sandia National Laboratories Polina Vabishchevich/Sandia National Laboratories maxim shcherbakov/Cornell University Sheng Liu/Sandia National Laboratories Michael Sinclair/Sandia National Laboratories Gordon Keeler/Sandia National Laboratories Gregory Peake/Sandia National Laboratories Gennady Shvets/Cornell University Igal Brener/Sandia National Laboratories

  Paper
17:45 - 18:00
Plasmonic Nanoantenna-Enhanced Adiabatic Wavelength Conversion using a Time-varying Epsilon-near-zero-based Metasurface (FTh4Q.6)
Presenter: Kai Pang, Universit of Southern California

We experimentally demonstrate adiabatic wavelength conversion using a time-varying epsilon-near-zero-based metasurface. We observe up to 47-nm redshift with 4-GW/cm2 pump peak intensity. The wavelength shift depends on both pump-probe delay time and pump peak intensity.

Authors:Kai Pang/Universit of Southern California M. Zahirul Alam/University of Ottawa Yiyu Zhou/University of Rochester Orad Reshef/University of Ottawa Cong Liu/Universit of Southern California Karapet Manukyan/Universit of Southern California Matt Voegtle/Universit of Southern California Anuj Pennathur/Universit of Southern California Cindy Tseng/Universit of Southern California Xinzhou Su/Universit of Southern California Hao Song/Universit of Southern California Zhe Zhao/Universit of Southern California Runzhou Zhang/Universit of Southern California Haoqian Song/Universit of Southern California Nanzhe Hu/Universit of Southern California Ahmed Almaiman/Universit of Southern California Jahan Dawlaty/Universit of Southern California Robert Boyd/University of Rochester Moshe Tur/Tel Aviv University Alan Willner/Universit of Southern California

  Paper
18:00 - 18:15
Enhanced Resolution Imaging By Aperiodically Perturbed Photonic Time Crystals (FTh4Q.7)
Presenter: Zahra Manzoor, Purdue University

This study presents enhanced resolution imaging systems formed by aperiodic perturbed temporal photonic crystals. Such crystals excite low loss high modes with wavenumbers above diffraction limit and ability to manipulate Floquet mode’s phase and amplitude.

Authors:Zahra Manzoor/Purdue University

  Paper
18:15 - 18:30
Spatiotemporal Photonic Crystals
(FTh4Q.8)

Presenter: yonatan sharabi, Technion

<div style="direction: ltr;">We study photonic systems periodic in both time and space – spatiotemporal photonic crystals, and find that their bandstructure contains both frequency and momentum bandgaps. When the two types of bandgaps coincide, anomalous bandstructure is observed.</div>

Authors:yonatan sharabi/Technion Mordechai Segev/Technion Alex Dikopoltsev/Technion Eran Lustig/Technion yaakov lumer/Technion

  Paper

Chiral and Nonreciprocal Devices (STh4J)
Presider: Takasumi Tanabe, Keio University

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16:30 - 17:00
Chiral quantum photonics in semiconductor nano-photonic waveguides (STh4J.1)
Presenter: A. Mark Fox, University of Sheffield

Chiral coupling between InAs quantum dots and nano-photonic waveguides arises when the dots are positioned at chiral points. This gives directional emission and non-reciprocal transmission. Experimental progress towards large chiral phase shifts will be reviewed.

Authors:A. Mark Fox/University of Sheffield


Invited
  Paper
17:00 - 17:15
(Withdrawn) On-chip Polarimeter for Stokes Parameters Detection (STh4J.2)
Presenter: Ting Lei, Shenzhen University

We design an on-chip polarimeter using the silicon nanodisk based elements enabled by spin-orbit interactions. We also demonstrate the polarimetry for Stokes parameters detection by separating and measuring the polarization components of the incident light.

Authors:Changyu Zhou/Shenzhen University Ting Lei/Shenzhen University Xiaocong Yuan/Shenzhen University

17:15 - 17:30
High-Gyrotropy Seedlayer-Free Ce:TbIG for Monolithic Laser-Matched SOI Optical Isolators (STh4J.3)
Presenter: Karthik Srinivasan, University of Minnesota

Monolithic optical isolators that provide polarization diversity, dimensional (500 nm core) matching to on-chip lasers and magnetless operation have been realized with “one step” seedlayer-free garnet in a non-reciprocal mode conversion design.

Authors:Karthik Srinivasan/University of Minnesota Cui Zhang/University of Glasgow Prabesh Dulal/University of Minnesota Cosmin Radu/Lakeshore Cryotronics Inc. Thomas Gage/University of Minnesota David Hutchings/University of Glasgow Bethanie Stadler/University of Minnesota

  Paper
17:30 - 17:45
Theoretical and numerical study of the time-bandwidth product in resonant cavities with nonreciprocal coupling (STh4J.4)
Presenter: Ivan Cardea, Ecole Polytechnique Fédérale de Lausanne

We present a theoretical and numerical model to show how the nonreciprocal coupling in a generalized resonator affects the balance between the reflected and intracavity power as well as the time-bandwidth product of the system.

Authors:Ivan Cardea/Ecole Polytechnique Fédérale de Lausanne Davide Grassani/Università degli studi di Pavia Jeremy Upham/University of Ottawa Robert Boyd/University of Ottawa Sebastian Schulz/University of St Andrews Kosmas Tsakmakidis/National and Kapodistrian University of Athens Camille-Sophie Brès/Ecole Polytechnique Fédérale de Lausanne

  Paper
17:45 - 18:00
Unreleased on-chip frequency-shifting optical isolator (STh4J.5)
Presenter: Donggyu Sohn, University of Illinois

We demonstrate an unreleased acousto-optic frequency-shifting optical isolator on chip that exhibits improved mechanical and thermal robustness compared to prior art. The system leverages traveling surface acoustic waves to break the symmetry for light propagation via indirect intermodal scattering.

Authors:Donggyu Sohn/University of Illinois Soonwook Kim/University of Illinois Gaurav Bahl/University of Illinois

  Paper
18:00 - 18:15
Optical Data Stream Wavelength Conversion by a Dual-Active-Cavity Silicon Microring Wavelength Converter (STh4J.6)
Presenter: Hayk Gevorgyan, Boston University

Data wavelength conversion is demonstrated in coupled active silicon microring resonators with push-pull cavity modulation. A 4 Gbps NRZ signal is up/down-converted by 24GHz and 56GHz with respective conversion efficiencies of -13 and -18 dB.

Authors:Hayk Gevorgyan/Boston University Anatol Khilo/Boston University Milos Popovic/Boston University

  Paper
18:15 - 18:30
Demonstration of compact high-Q Ge11.5As24Se64.5 chalcogenide microring
resonators in telecom band (STh4J.7)

Presenter: Wei Jiang, Corning Research and Development Corporation

We demonstrate compact Ge11.5As24Se64.5 chalcogenide microring resonators
with a radius of 20 µm and achieve a high intrinsic optical quality factor of 3.8 × 105 in
telecom band, which corresponds to a low propagation loss around 1.4 dB/cm.

Authors:Wei Jiang/Corning Research and Development Corporation Kangmei Li/Corning Research and Development Corporation Gai Xin/City University of Hong Kong Stephen Wright/Corning Research and Development Corporation Daniel Nolan/Corning Research and Development Corporation Paulo Dainese/Corning Research and Development Corporation

  Paper

Linear Metasurfaces (FTh4B)
Presider: Junsuk Rho, POSTECH

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16:30 - 16:45
Aliasurface- Aliasing Based Metasurface (FTh4B.1)
Presenter: Kobi Cohen, Technion - Israel Institute of Technology

We present a new degree of control over surface-waves enabled by aliasing in periodic structures. Using phase-resolved near-field microscopy, we map the two-dimensional eigenmodes and demonstrate geometry-dependent control over their propagation, featuring new diffraction schemes.

Authors:Kobi Cohen/Technion - Israel Institute of Technology Shai Tsesses/Technion - Israel Institute of Technology Yael Blechman/Technion - Israel Institute of Technology Asaf David/Technion - Israel Institute of Technology Guy Bartal/Technion - Israel Institute of Technology

  Paper
16:45 - 17:00
Low-cost scalable manufacturing of dielectric metalenses for commercialization of high-end ultrathin lenses (FTh4B.2)
Presenter: Gwanho Yoon, POSTECH

We present a low-cost scalable manufacturing method for dielectric metalenses based on nanoparticle composites. Experimental results verify the feasibility of our method which boosts commercialization of high-end ultrathin lenses.

Authors:Gwanho Yoon/POSTECH Kwan Kim/Korea University Heon Lee/Korea University Junsuk Rho/POSTECH

  Paper
17:00 - 17:15
Large Scale Fabrication of Chiral Metamaterials (FTh4B.3)
Presenter: Yiping Zhao, University of Georgia

By combining nanosphere monolayer and glancing angle deposition, several strategies have been demonstrated to fabricate quasi-three dimensional or three-dimensional chiral metamaterials such as fan-structures, helically stacked plasmonic structures, Swiss-roll structures, and chiral-nanohole arrays.

Authors:Yiping Zhao/University of Georgia

  Paper
17:15 - 17:30
Dielectric Metasurfaces with High-Q Toroidal Resonances (FTh4B.4)
Presenter: Peter Jeong, Sandia National Laboratories

Toroidal dielectric metasurface with a Q-factor of 728 in 1500 nm wavelength are reported. The resonance couples strongly to the environment, as demonstrated with a refractometric sensing experiment.

Authors:Peter Jeong/Sandia National Laboratories Michael Goldflam/Sandia National Laboratories Jayson Briscoe/Sandia National Laboratories Polina Vabishchevich/Sandia National Laboratories John Nogan/Sandia National Laboratories Ting Luk/Sandia National Laboratories Igal Brener/Sandia National Laboratories

  Paper
17:30 - 17:45
Ultracompact Structured Light System of Vertical-Cavity Surface-Emitting Lasers Combining Metagratings (FTh4B.5)
Presenter: Nir Shitrit, University of California, Berkeley

We report the alliance of vertical-cavity surface-emitting lasers and beam multiplier Dammann gratings for built-in structuring of the lasing emission. Such ultracompact combined laser-metasurface systems open a new paradigm for three-dimensional imaging in small-footprint devices.

Authors:Nir Shitrit/University of California, Berkeley Kevin Cook/University of California, Berkeley Jonas Kapraun/University of California, Berkeley Jipeng Qi/University of California, Berkeley Jiaxing Wang/University of California, Berkeley Connie Chang-Hasnain/University of California, Berkeley

  Paper
17:45 - 18:00
Capacitive-mediated strong coupling in terahertz plasmonic metafilms (FTh4B.6)
Presenter: Riad Yahiaoui, Howard University

We report terahertz metafilms designed to strongly couple hybridized lattice and fundamental dipole modes to form polaritons. By altering the metafilm’s capacitance, the coupling strength of the dipole-lattice coupling is tuned from weak to strong.

Authors:Riad Yahiaoui/Howard University Zizwe Chase/Howard University Chan Kyaw/Howard University Tim Noe/Rice University ANDREY BAYDIN/Rice University Jared Strait/NIST Junichiro Kono/Rice University Amit Agrawal/NIST Thomas Searles/Howard University

  Paper
18:00 - 18:15
On-chip Integrated Spectrometers based on Metasurfaces on Waveguides (FTh4B.7)
Presenter: Yimin Ding, The Pennsylvania State University

Spectrometers with small footprint and high resolutions are in highly demanded in various areas. We designed and experimentally demonstrated an ultra-compact fully integrated spectrometer based on such metasurface-decorated photonic integrated waveguides.

Authors:Yimin Ding/The Pennsylvania State University Yao Duan/The Pennsylvania State University Xi Chen/The Pennsylvania State University Xuexue Guo/The Pennsylvania State University xingjie ni/The Pennsylvania State University

  Paper
18:15 - 18:30
Nanostructure-Enhanced Absorption in Thermoelectric photodetector (FTh4B.8)
Presenter: Nityanand Sharma, The Hebrew University of Jerusalem

We experimentally demonstrate a thermoelectric photodetector combined with nanostructured thin-film broadband super-absorber in the visible to short wave infrared with an order of magnitude enhanced sensitivity as compared to a flat metal film device.

Authors:Nityanand Sharma/The Hebrew University of Jerusalem Jonathan Bar-David/The Hebrew University of Jerusalem Noa Mazurski/The Hebrew University of Jerusalem Uriel Levy/The Hebrew University of Jerusalem

  Paper

Mid-Infrared Photonics (STh4L)
Presider: Mo Li

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16:30 - 16:45
High-efficiency photo detection at 2 µm realized by GeSn/Ge multiple-quantum-well photodetectors with photon-trapping microstructure (STh4L.1)
Presenter: Hao Zhou, Nanyang Technological University

Photon-trapping microstructure was designed and incorporated into GeSn/Ge multiple-quantum-well photodetectors to enhance the optical absorption. A four times higher responsivity of 0.11 A/W was achieved at a wavelength of 2 μm.

Authors:Hao Zhou/Nanyang Technological University Shengqiang Xu/National University of Singapore Yiding Lin/Nanyang Technological University Yi-Chiau Huang/Applied Materials Inc Bongkwon Son/Nanyang Technological University Wei Li/Nanyang Technological University Xin Guo/Nanyang Technological University Lin Liu/Nanyang Technological University Kwang Hong Lee/Singapore MIT Alliance for Research and Technology (SMART) Xiao Gong/National University of Singapore Chuan Seng Tan/Nanyang Technological University

  Paper
16:45 - 17:00
Broadband, Waveguide-integrated Mid-Infrared Black Phosphorus Modulator with High Modulation Dept (STh4L.2)
Presenter: Seokhyeong Lee, University of Washington

The electro-optical modulation of black phosphorus is promising in broad mid-IR range. We demonstrated 10% of modulation at 3-µm wavelength by a multi-passing waveguide device and proposed a plasmonic waveguide to achieve higher modulation depth and smaller footprint.

Authors:Seokhyeong Lee/University of Washington Ruoming Peng/University of Washington Mo Li/University of Washington

  Paper
17:00 - 17:15
Chalcogenide Photonic Integration at 2 Micron with Improved Wavelength and Fabrication Dependency (STh4L.3)
Presenter: Weihong Shen, Shanghai Jiao Tong University

Grating coupler and mode converter working at 2-micron waveband were fabricated on the 600-nm-thick As2S3-on-oxide platform. Both simulation and experiment results indicate that 2-micron As2S3 components has broadened wavelength bandwidth and improved fabrication tolerance.

Authors:Weihong Shen/Shanghai Jiao Tong University Pingyang Zeng/Sun Yat-Sen University Jiangbing Du/Shanghai Jiao Tong University Bin Zhang/Sun Yat-Sen University Zhaohui Li/Sun Yat-Sen University Ke Xu/Harbin Institute of Technology (Shenzhen) Zuyuan He/Shanghai Jiao Tong University

  Paper
17:15 - 17:30
Sub-Parts-Per-Million Level Detection of Ethanol using Mid-Infrared Photonic Crystal Waveguide in Silicon-on-Insulator (STh4L.4)
Presenter: Ali Rostamian, University of Texas at Austin

We experimentally demonstrate an Ethanol sensor based on a slotted photonic crystal waveguide fabricated on a silicon on insulator platform to perform at a center wavelength of 3.4μm. Utilizing a 9mm long PCW, concentrations of down to 500 parts per billion (ppb) of Ethyl alcohol is detected.

Authors:Ali Rostamian/University of Texas at Austin Hamed Dalir/Omega Optics Inc Mohammad Teimourpour/Omega Optics Inc Ray Chen/University of Texas at Austin

  Paper
17:30 - 17:45
Mid-infrared interband cascade LEDs emitting >5 mW of output power (STh4L.5)
Presenter: Nicolas Schaefer, nanoplus Nanosystems and Technologies Gm

We present ICLEDs emitting at peak wavelengths of around 3.7 µm. A record efficiency was achieved by growing the epitaxial structures on low doped substrates and positioning the active stages at antinodes of the optical field.

Authors:Nicolas Schaefer/nanoplus Nanosystems and Technologies Gm Julian Scheuermann/nanoplus Nanosystems and Technologies Gm Robert Weih/nanoplus Nanosystems and Technologies Gm Johannes Koeth/nanoplus Nanosystems and Technologies Gm Sven Höfling/Universität Würzburg

  Paper
17:45 - 18:00
Monolithically Integrated Resonant Cavity Enhanced Type-II Superlattice Detectors (STh4L.6)
Presenter: leland Nordin, The University of Texas at Austin

We demonstrate all-epitaxial resonant cavity-enhanced type-II superlattice detectors (T2SL). Our structures show peak quantum efficiencies of 43-59%, which is a 4.0-6.6x enhancement compared to our control structures and greater than state-of-the-art long-wavelength infrared T2SL detectors.

Authors:leland Nordin/The University of Texas at Austin Abhilasha Kamboj/The University of Texas at Austin Priyanka Petluru/The University of Texas at Austin Narae Yoon/The University of Texas at Austin Dan Wasserman/The University of Texas at Austin

  Paper
18:00 - 18:15
(Withdrawn) InP based SWIR dual-band photodetector (STh4L.7)
Presenter: Baile Chen, ShanghaiTech University

InP based near infrared/extended-short wave infrared dual band photodetector has been demonstrated. The results show the potential for monolithically growing dual band SWIR photodetector on InP substrate.

Authors:Zongheng Xie/ShanghaiTech University Zhuo Deng/ShanghaiTech University Baile Chen/ShanghaiTech University

18:15 - 18:30
Ge-on-Si Waveguide Polarization Rotator Operating in the 8-14 μm Atmospheric TransmissionWindow (STh4L.8)
Presenter: Kevin Gallacher, University of Glasgow

An ultra-broadband Ge-on-Si waveguide polarization rotator is experimentally demonstrated with a polarization extinction ratio of ≥ 15 dB over a 2 μm bandwidth (9-11 μm wavelength) with an insertion loss of ≤ 1 dB.

Authors:Kevin Gallacher/University of Glasgow Ross Millar/University of Glasgow Ugne griskeviciute/University of Glasgow Martin Sinclair/University of Glasgow Marc Sorel/University of Glasgow Leonetta baldassarre/Sapienza University of Rome Michele Ortolani/Sapienza University of Rome Richard Soref/University of Massachusetts Boston Douglas Paul/University of Glasgow

  Paper

Hot-Carrier Phenomena and Optical Pumping (STh4F)
Presider: Roberto Paiella, Boston University

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16:30 - 17:00
Hot carrier optoelectronics with titanium nitride (STh4F.1)
Presenter: Rupert Oulton, Imperial College London

Titanium oxynitride enables a range of plasmonic and optoelectronic functionality using long-lived photo-generated hot carriers. We explore the time scale of hot carriers in TiN and their use in photochemical reduction and Schottky detectors.

Authors:Brock Doiron/Imperial College London Nicholas Gusken/Imperial College London Alberto Lauri/Imperial College London Takayuki Matsui/Imperial College London Yi Li/Ludwig Maximillans Universitat Andrei Mihai/Imperial College London Stefano Dal Forno/Imperial College London Sarah Fearn/Imperial College London Ludwig Huettenhofer/Ludwig Maximillans Universitat Emiliano Cortes/Ludwig Maximillans Universitat Ryan Bower/Imperial College London Anna Regoutz/Imperial College London Lesley Cohen/Imperial College London Neil Alford/Imperial College London Johannes Lischner/Imperial College London Peter Petrov/Imperial College London Stefan Maier/Imperial College London Rupert Oulton/Imperial College London


Invited
  Paper
17:00 - 17:15
Hot Carrier Cooling and Recombination Dynamics of Chlorine Doped Hybrid Perovskite Single Crystals (STh4F.2)
Presenter: L Mix, Los Alamos National Lab


Methyl ammonium lead bromide (MAPbBr3) crystals, possible replacements for silicon in many photonic applications, were probed with transient reflectivity spectroscopy, revealing faster carrier cooling dynamics and slower recombination dynamics with increased chlorine doping.

Authors:L Mix/Los Alamos National Lab Min-Cheol Lee/Los Alamos National Lab Kenneth O'Neal/Los Alamos National Lab Nicholas Sirica/Los Alamos National Lab Jeremy Tisdale/Los Alamos National Lab Dibyajyoti Ghosh/Los Alamos National Lab Amanda Neukirch/Los Alamos National Lab Wanyi Nie/Los Alamos National Lab Rohit Prasankumar/Los Alamos National Lab Dmitry A. Yarotski/Los Alamos National Lab

  Paper
17:15 - 17:30
Auger Recombination in Strained Mid-Infrared Quantum Wells (STh4F.3)
Presenter: Kenneth Underwood, University of Colorado at Boulder

We measure effect of strain on Auger recombination from compositional and applied biaxial stress using time-resolved photoluminescence and pump-probe spectroscopy. Results suggest that straining by composition, but not external stress, can tune the Auger coefficient.

Authors:Kenneth Underwood/University of Colorado at Boulder Andrew Briggs/University of Texas Austin Scott Sifferman/University of Texas Austin Varun Verma/National Institute of Standards and Technology Nicholas Sirica/Los Alamos National Laboratory Rohit Prasankumar/Los Alamos National Laboratory Sae Woo Nam/National Institute of Standards and Technology Kevin Silverman/National Institute of Standards and Technology Seth Bank/University of Texas Austin Juliet Gopinath/University of Colorado at Boulder

  Paper
17:30 - 17:45
Spectroscopy, Cooperative Upconversion and Optical Gain in Amorphous Al2O3:Yb3+ Waveguides on Silicon (STh4F.4)
Presenter: Markus Pollnau, University of Surrey

Ridge waveguides in amorphous Al2O3:Yb3+ are produced by reactive co-sputtering and reactive-ion etching. Their spectroscopic properties, optical gain, and cooperative upconversion are studied and explained based on a model of distinct ion classes.

Authors:Pavel Loiko/KTH-Royal Institute of Technology Laura Agazzi/University of Twente Cristine Kores/KTH-Royal Institute of Technology Meindert Dijkstra/University of Twente Dimitri Geskus/KTH-Royal Institute of Technology Markus Pollnau/University of Surrey

  Paper
17:45 - 18:00
Fe:ZnSe Hot-Pressed Ceramic Laser (STh4F.5)
Presenter: Karki Krishna, UAB

We report optical characterization of Fe:ZnSe hot-pressed ceramics and demonstrate first room-temperature gain-switched lasing of this new ceramic medium. The maximum output energy was measured to be 0.7 mJ at 3.5% slope efficiency.

Authors:Karki Krishna/UAB Shengquan Yu/Alfred University Vladimir Fedorov/UAB Yiquan Wu/Alfred University Sergey Mirov/UAB

  Paper
18:00 - 18:15
Thulium-doped fiber laser mode-locked from nonlinear multimode interference in chalcogenide fiber (STh4F.6)
Presenter: Kaixuan Zhang, McGill University

A step-index chalcogenide fiber with multimode interference effect is used to realize an all-fiber saturable absorber with modulation depth of 8.5%. The saturable absorber is used to trigger pulses from a mode-locked fiber laser.

Authors:Kaixuan Zhang/McGill University Martin Rochette/McGill University

  Paper
18:15 - 18:30
Tailoring of Effective Refractive Indices: A New Paradigm towards Ultralow Excitation Power of Upconversion Nanoparticles (STh4F.7)
Presenter: Hung-I Lin, National Taiwan University

The integration of core-multishell nanostructure with upconversion nanoparticles achieve the ultralow pumping power density of 0.7 W cm-2 by continuous-wave infrared laser due to the formation of whispering gallery modes with diverse effective refractive indices.

Authors:Hung-I Lin/National Taiwan University Kanchan Yadav/National Taiwan University Ting-Jia Chang/National Taiwan University Monika Kataria/National Taiwan University Mikhail Shalaginov/Massachusetts Institute of Technology Kun-Ching Shen/National Taiwan University Chun-Che Wang/National Taiwan University Yit-Tsong Chen/National Taiwan University Yang Fang Chen/National Taiwan University

  Paper

Optofluidics and Flow Cytometry (STh4R)
Presider: Fan Xiong, Bio-Rad Laboratories, Inc

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16:30 - 17:00
Single-cell Fourier-transform Light Scattering Analysis by High-throughput Label-free Imaging Flow Cytometry (STh4R.1)
Presenter: Ziqi Zhang, the Univeristy of Hong Kong

We report a high-throughput imaging flow cytometer that employs Fourier-transform light-scattering analysis to parametrize high-resolution single-cell morphology, notably subcellular mass-density fractal pattern, as sensitive label-free phenotypes to identify different cell types and states.

Authors:Ziqi Zhang/the Univeristy of Hong Kong Queenie Lai/the Univeristy of Hong Kong Kelvin Lee/the Univeristy of Hong Kong Kenneth Wong/the Univeristy of Hong Kong Kevin Tsia/the Univeristy of Hong Kong

  Paper
17:00 - 17:30
Repeated Single Cell Cytometry in an Optofluidic Chip (STh4R.2)
Presenter: Gregory Cooksey, National Institute of Standards and Tech

We have developed an optofluidic device with multiple measurement zones to improve quantification and rare event detection in flow cytometry. We discuss reproducibility (to within 3%) across zones and improvements in measurement uncertainty.

Authors:Gregory Cooksey/National Institute of Standards and Tech


Invited
  Paper
17:30 - 17:45
Optofluidic Chromatography: A Tunable Plasmonic Microlens for Label-Free On-Flight Sorting of Exosomes (STh4R.3)
Presenter: Xiangchao Zhu, University of California

Sophisticated instrumentation requirements for optics and microfluidics are fundamental shortcomings of optical chromatography. We introduce a subwavelength-thick 4μm×4μm footprint optofluidic microlens for high-throughput label-free sorting of exosomes by size and chemical composition on-chip.

Authors:Xiangchao Zhu/University of California Ahmet Cicek/University of California Yixiang Liu/University of California Ahmet Yanik/University of California

  Paper
17:45 - 18:00
RI-Insensitive Surface-enhanced Raman Spectroscopy (SERS) for Label-free Profiling and Classification of Living Cancer Cells (STh4R.4)
Presenter: Wei Zhou, Virginia Tech

By supporting uniform arrays of hot spots with significant SERS enhancement factors (> 107) insensitive to background refractive-index (RI) variations, nanolaminate plasmonic substrates can enable label-free molecular profiling and statistical classification of living cancer cells.

Authors:Wonil Nam/Virginia Tech Xiang Ren/Virginia Tech Seied Tali/Virginia Tech Parham Ghassemi/Virginia Tech Inyoung Kim/Virginia Tech Masoud Agah/Virginia Tech Wei Zhou/Virginia Tech

  Paper
18:00 - 18:30
Sensitive Flow Cytometry Detection of Phospholipases and Its Inhibitors by Hydrolysis of Spherical Supported Lipid Membranes (STh4R.5)
Presenter: Menake Piyasena, New Mexico Tech

Phospholipases are membrane lytic enzymes and they have emerged as potential biomarkers as well as therapeutic targets for several diseases. In this talk, we will present a flow cytometry based sensitive detection method of phospholipases.

Authors:Menake Piyasena/New Mexico Tech Shahriare Hossain/New Mexico Tech Kalika Pai/New Mexico Tech Nelum Perera/New Mexico Tech


Invited
  Paper

Quantum Information Technology (STh4G)
Presider: Hiroki Takahashi, Okinawa Inst of Science & Technology

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16:30 - 16:45
A Trusted-Node-Free Eight-User Metropolitan Quantum Communication Network (STh4G.1)
Presenter: Siddarth Koduru Joshi, University of Bristol

Complex quantum networks are vital for quantum technologies. Entanglement based networks are the most versatile in terms of supported applications (including beyond just quantum communication). Here we present an 8 user city wide entanglement network.

Authors:Siddarth Koduru Joshi/University of Bristol Djeylan Aktas/University of Bristol Soeren Wengerowsky/IQOQI-Vienna Martin Loncaric/Rudjer Boskovic Institute Sebastian Philipp Neumann/IQOQI-Vienna Bo Liu/College of Advanced Interdisciplinary Studies, NUDT Thomas Scheidl/IQOQI-Vienna Zeljko Samec/Rudjer Boskovic Institute Laurent Kling/University of Bristol Alex Qiu/University of Bristol Mario Stipcevic/Rudjer Boskovic Institute John Rarity/University of Bristol Rupert Ursin/IQOQI-Vienna

  Paper
16:45 - 17:00
(Withdrawn) Spectrally Multiplexed Spin Registers for Robust Quantum Networking (STh4G.2)
Presenter: Eric Bersin, Massachusetts Institute of Technology

Spectral multiplexing of solid-state spin qubits offers a pathway towards scalable, high rate quantum networking. We explore two architectures that employ such multiplexing to improve rate, fidelity, and ease of implementation.

Authors:Eric Bersin/Massachusetts Institute of Technology Matthew Trusheim/Massachusetts Institute of Technology Kevin Chen/Massachusetts Institute of Technology Isaac Harris/Massachusetts Institute of Technology Michael Walsh/Massachusetts Institute of Technology Ian Christen/Massachusetts Institute of Technology Dirk Englund/Massachusetts Institute of Technology

17:00 - 17:15
Single-chip heterodyne characterization of heralded ring resonator photon pair source (STh4G.3)
Presenter: Giacomo Ferranti, University of Bristol

We perform on-chip heterodyne tomography of the quantum state generated by a heralded microring single photon source. The quantum state is generated and characterized without ever being coupled off-chip.

Authors:Giacomo Ferranti/University of Bristol Francesco Raffaelli/KETS Quantum Security Ltd Dylan Mahler/Xanadu Joel Tasker/University of Bristol Jonathan Frazer/University of Bristol Alberto Santamato/Università di Padova Gary Sinclair/University of Bristol Damien Bonneau/University of Bristol Mark Thompson/University of Bristol Jonathan Matthews/University of Bristol

  Paper
17:15 - 17:30
Highly Efficient Broadband Frequency Entangled Photon Pair Sources for Optical Quantum Applications (STh4G.4)
Presenter: Bo Cao, Kyoto University

We developed highly efficient frequency entangled photon-pair sources using slab type waveguide QPM device for non-collinear emission, as well as ridge type waveg- uide chirp QPM devices for collinear emission with a 150 THz ultra-broadband

Authors:Bo Cao/Kyoto University Kyohei Hayama/Kyoto University Mamoru Hisamitsu/Shimadzu Corporation Katsuhiko Tokuda/Shimadzu Corporation Sunao Kurimura/National Institute for Materials Science (NIMS) Ryo Okamoto/Kyoto University Shigeki Takeuchi/Kyoto University

  Paper
17:30 - 18:00
Towards scalable quantum computing with neutral atoms (STh4G.5)
Presenter: Jonathan Pritchard, University of Strathclyde

We present progress towards scalable quantum computing with neutral atoms excited to Rydberg states, including recent results of two-qubit gates and design of a hybrid quantum interface between neutral atoms and superconducting circuits.

Authors:Jonathan Pritchard/University of Strathclyde


Invited
  Paper
18:00 - 18:15
Space-variant holographic imaging for 3D Rydberg quantum simulators (STh4G.6)
Presenter: Haeun Sun, KAIST

As a scalable and time-efficient means to measure the state of Rydberg-atom quantum simulators, we propose space-variant holographic imaging of three-dimensional single-atom structures. Wave-front shaping in quasi-image planes allows simultaneous and fast quantum-state detections.

Authors:Haeun Sun/KAIST Yunheung Song/KAIST Jaewook Ahn/KAIST

  Paper
18:15 - 18:30
Diffractive chips for magneto-optical trapping of two atomic species (STh4G.7)
Presenter: ZHAONING YU, University of Wisconsin - Madison

We investigate diffractive grating chips that can be used as part of a magneto-optical trap (MOT) to trap both Rb and Cs atoms with a single input beam for each atom species.

Authors:ZHAONING YU/University of Wisconsin - Madison Garrett Hickman/University of Wisconsin - Madison Mark Saffman/University of Wisconsin - Madison Mikhail Kats/University of Wisconsin - Madison

  Paper

High Power Fiber Lasers (STh4P)
Presider: Raja Ahmad, OFS Laboratories

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16:30 - 16:45
Modified stochastic gradient algorithms for controlling coherent pulse stacking (STh4P.1)
Presenter: Abulikemu Abuduweili, Peking University

We demonstrate the modified stochastic gradient descent algorithms with incorporating exponential moving average filtering to control delay lines in coherent pulse stacking.

Authors:Abulikemu Abuduweili/Peking University Bowei Yang/Peking University Zhigang Zhang/Peking University

  Paper
16:45 - 17:00
Yb-doped Large Mode Area Multicore Fiber Laser with a Fs-inscribed Fiber Bragg Grating (STh4P.2)
Presenter: Yair Alon, Ben-Gurion University of the Negev

We inscribe a fiber Bragg grating in an Yb-doped multicore LMA fiber, and demonstrate efficient lasing with it in a fiber laser configuration. We obtain 51.8W output power with a 72% slope efficiency.

Authors:Yair Alon/Ben-Gurion University of the Negev Aviran Halstuch/Ben-Gurion University of the Negev Raghuraman Sidharthan/Nanyang Technological University Seongwoo Yoo/Nanyang Technological University Amiel Ishaaya/Ben-Gurion University of the Negev

  Paper
17:00 - 17:15
Programmable Orbital Angular Momentum beam generated from a 61 channels Coherent Beam Combining femtosecond laser (STh4P.3)
Presenter: Matthieu Veinhard, XCAN, Ecole Polytechnique, Institut Polytechnique de Paris,

A 61 beamlets Coherent Beam Combination femtosecond laser is used as a programmable phase source to generate high power Orbital Angular Momentum beams and open the path for higher order non-symmetrical user-defined far field distributions

Authors:Matthieu Veinhard/XCAN, Ecole Polytechnique, Institut Polytechnique de Paris, Séverine Bellanger/XCAN, Ecole Polytechnique, Institut Polytechnique de Paris, Louis Daniault/LOA, ENSTA, Institut Polytechnique de Paris Ihsan Fsaifes/XCAN, Ecole Polytechnique, Institut Polytechnique de Paris, Jean-Christophe Chanteloup/XCAN, Ecole Polytechnique, Institut Polytechnique de Paris,

  Paper
17:15 - 17:30
New Approach to Beam Diagnostics for High-Power Fiber Lasers (STh4P.4)
Presenter: Shamus McNamara, University of Louisville

The average propagating power in an optical fiber can be derived from the forward and backward Mie scattered light intensities, and the mode structure can be derived from the interference pattern near the fiber.

Authors:Arianna McNamara/University of Louisville Shamus McNamara/University of Louisville John Jones/Wright Patterson Air Force Base Frank Hopkins/Wright Patterson Air Force Base

  Paper
17:30 - 17:45
High-power core-pumped quasi 4 kW Raman fiber lasers (STh4P.5)
Presenter: Zehui Wang, Tsinghua University

High-power core-pumped Raman fiber lasers are researched theoretically and experimentally. We built multi-frequency model to simulate the power and spectrum of Raman laser. We also established quasi 4-kW Raman fiber laser at 1124 nm.

Authors:Zehui Wang/Tsinghua University Tiancheng Qi/Tsinghua University Yusheng Huang/Tsinghua University Jiading Tian/Tsinghua University Ping Yan/Tsinghua University Qirong Xiao/Tsinghua University Mali Gong/Tsinghua University

  Paper
17:45 - 18:00
Eliminating photodarkening effect by H2-loading in high power Yb-doped fiber amplifiers (STh4P.6)
Presenter: Rui-ting Cao, Huazhong Univ of Science and Technology

The radical elimination of photodarkening effect by H2-loading was demonstrated, and the output power was stable during long term operation in high power fiber amplifiers, without mode instability and photodarkening-induced core laser leakage.

Authors:Rui-ting Cao/Huazhong Univ of Science and Technology Gui Chen/Huazhong Univ of Science and Technology Jinyan Li/Huazhong Univ of Science and Technology

  Paper
18:00 - 18:15
Development of Tm:Ho Co-doped Silica Fiber for High-power Operation at 2.1μm (STh4P.7)
Presenter: Martin Nunez Velazquez, University of Southampton

We present Tm:Ho co-doped fibers with different thulium concentrations and Tm:Ho ratios for 2.1μm laser operation. Laser efficiency of 56% was achieved with 5.5wt% of thulium and 10:1 ratio of Tm:Ho when diode-pumped at 793nm.

Authors:Martin Nunez Velazquez/University of Southampton Norberto Ramirez-Martinez/University of Southampton Jayanta Sahu/University of Southampton

  Paper

Quantum Optomechanics and Transduction (FTh4D)
Presider: Yizhong Huang, The University of Chicago

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16:30 - 16:45
Piezoelectric Optomechanics in the Quantum
Regime (FTh4D.1)

Presenter: Moritz Forsch, TU Delft

We show a 1D optomechanical crystal fabricated from gallium phosphide.
We operate this device in the quantum ground state of motion and observe non-classical
correlations between photons and phonons using a DLCZ scheme.

Authors:Moritz Forsch/TU Delft Robert Stockill/TU Delft Grégoire Beaudoin/CNRS, Université Paris-Sud, Université Paris-Saclay, C2N Isabelle Sagnes/CNRS, Université Paris-Sud, Université Paris-Saclay, C2N Konstantinos Pantzas/CNRS, Université Paris-Sud, Université Paris-Saclay, C2N Rémy Braive/CNRS, Université Paris-Sud, Université Paris-Saclay, C2N Simon Gröblacher/TU Delft

  Paper
16:45 - 17:00
Versatile Alligator Nanostructures for Quantum Networks with Solid-State Emitters (FTh4D.2)
Presenter: Kevin Chen, Massachusetts Institute of Technology

We report design and fabrication of novel alligator nanostructures as both a high-Q photonic crystal cavity that helps preserve NV centers' optical coherence and a polarization-selective mirror for high-fidelity quantum state transfer.

Authors:Kevin Chen/Massachusetts Institute of Technology Eric Bersin/Massachusetts Institute of Technology Michael Walsh/Massachusetts Institute of Technology Sara Mouradian/University of California, Berkeley Dirk Englund/Massachusetts Institute of Technology

  Paper
17:00 - 17:30
Mechanically Mediated Entanglement of Propagating Optical Modes (FTh4D.3)
Presenter: Junxin Chen, University of Copenhagen

We demonstrate stationary entanglement between two non-degenerate propagating optical modes, via interaction with the same soft-clamped mechanical mode. We detect, without any corrections, correlations corresponding to a logarithmic negativity of 0.35.

Authors:Junxin Chen/University of Copenhagen Massimiliano Rossi/University of Copenhagen David Mason/University of Copenhagen Albert Schliesser/University of Copenhagen

  Paper
17:30 - 17:45
A quantum plasmonic launcher for integrated ultrafast single-photon sources (FTh4D.4)
Presenter: Simeon Bogdanov, Purdue University

We demonstrate a quantum plasmonic launcher – a metal-based chip-compatible nanostructure featuring near-THz emission rates. Nanodiamonds with single NV centers are sandwiched between two silver films coupling about half of the emission into in-plane surface plasmons.

Authors:Chin-Cheng Chiang/Purdue University Simeon Bogdanov/Purdue University Oksana Makarova/Purdue University Xiaohui Xu/Purdue University Soham Saha/Purdue University Deesha Shah/Purdue University Di Wang/Purdue University Alexei Lagoutchev/Purdue University Alexander Kildishev/Purdue University Alexandra Boltasseva/Purdue University Vladimir Shalaev/Purdue University

  Paper
17:45 - 18:00
Toward Efficient Microwave-Optical Transduction using Cavity Electro-Optics in Thin-Film Lithium Niobate (FTh4D.5)
Presenter: Jeffrey Holzgrafe, Harvard University

We describe progress toward high-efficiency transduction between microwave and optical radiation using integrated thin-film superconducting microwave resonators and lithium niobate optical resonators.

Authors:Jeffrey Holzgrafe/Harvard University Neil Sinclair/Harvard University Di Zhu/Harvard University Amirhassan Shams-Ansari/Harvard University Marco Colangelo/Massachusetts Institute of Technology Yaowen Hu/Harvard University Mian Zhang/Hyperlight Corporation Karl Berggren/Massachusetts Institute of Technology Marko Loncar/Harvard University

  Paper
18:00 - 18:15
Surface Acoustic Wave Cavities and InAs Quantum Dots For Quantum Transduction (FTh4D.6)
Presenter: Travis Autry, NIST

We demonstrate progress in developing a new microwave-optical quantum transducer. We demonstrate focusing and stable surface acoustic wave cavities at 3.4 GHz and characterize the acoustic performance.

Authors:Travis Autry/NIST Samuel Berweger/NIST Lucas Sletten/JILA / University of Colorado Richard Mirin/NIST Pavel Kabos/NIST Konrad Lehnert/JILA / University of Colorado Kevin Silverman/NIST

  Paper
18:15 - 18:30
Wave-Particle Duality Controlled by Single-Photon Self-Entanglement (FTh4D.7)
Presenter: Xiao-Feng Qian, Stevens Institute of Technology

We experimentally observe that quantum duality of a single photon is controlled by its self-entanglement through a three-way quantum coherence identity V2+D2+C2=1. Here V, D, C represent waveness, particleness, and self-entanglement respectively.

Authors:Xiao-Feng Qian/Stevens Institute of Technology Kumarasiri Konthasinghe/University of Rochester Sreenath Manikandan/University of Rochester David Spiecker/University of Rochester Nickolas Vamivakas/University of Rochester Joseph Eberly/University of Rochester

  Paper