2022 Schedule

Virtual: Quantum Photonics

1. 5:00 - 5:30

   (UTC - 07:00)
   FW1A.1

   Topologically Protected Quantum Entanglement Emitters

   Presenter: Tianxiang Dai, Peking University, China

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   Highlighted Talk

   We report topologically-protected entanglement emitters, that emit topological Einstein-Podolsky-Rosen stateand multiphoton entangled state from a plug-and-play silicon-photonic chip in ambient conditions.The device emulating a photonic anomalous Floquet insulator allows the generation of four-photon entangledstates at nontrivial edge modes.Authors: Tianxiang Dai, Peking University / Yutian Ao, Peking University / Jueming Bao, Peking University / Jun Mao, Peking University / Yulin Chi, Peking University / Zhaorong Fu, Peking University / Yilong You, Peking University / Xiaojiong Chen, Peking University / Chonghao Zhai, Peking University / Bo Tang, Chinese Academy of Sciences / Yan Yang, Chinese Academy of Sciences / Zhihua Li, Chinese Academy of Sciences / Luqi Yuan, Shanghai Jiao Tong University / Fei Gao, Zhejiang University / Xiao Lin, Zhejiang University / Mark Thompson, University of Bristol / Jeremy O'Brien, The University of Western Australia, / Yan Li, Peking University / Xiaoyong Hu, Peking University / Qihuang Gong, Peking University / Jianwei Wang, Peking University
2. 5:30 - 5:45

   (UTC - 07:00)
   FW1A.2

   Generation of Frequency Entangled two-Photon States in Sagnac Interferometer

   Presenter: Qiang Zhou, Univ. of Elec. Sci. and Tech. of China, China

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   By pumping a periodically poled lithium niobite waveguide in a Sagnac interferometer, we obtain three types of frequency entangled two-photon states with further spectral manipulation.Authors: Jiarui Li, Univ. of Elec. Sci. and Tech. of China / Chen-Zhi Yuan, Univ. of Elec. Sci. and Tech. of China / Si Shen, Univ. of Elec. Sci. and Tech. of China / Zi-Chang Zhang, Univ. of Elec. Sci. and Tech. of China / He-Qing Wang, Chinese Academy of Science / Hao Li, Chinese Academy of Science / Lixing You, Chinese Academy of Science / Zhen Wang, Chinese Academy of Science / You Wang, Univ. of Elec. Sci. and Tech. of China / Guang-Wei Deng, Univ. of Elec. Sci. and Tech. of China / Hai-Zhi Song, Univ. of Elec. Sci. and Tech. of China / Guang-Can Guo, Univ. of Elec. Sci. and Tech. of China / Qiang Zhou, Univ. of Elec. Sci. and Tech. of China
3. 5:45 - 6:00

   (UTC - 07:00)
   FW1A.3

   On-Chip Quantum Autoencoder for Teleportation of High-Dimensional Quantum States

   Presenter: Hui Zhang, Nanyang Technological University, Singapore

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   We demonstrate a quantum autoencoder-assisted teleportation for high-dimensional quantum states. Our method of training the autoencoder allows learning how to compress them to qubits with nearly unit fidelity. High fidelity is achieved between the input qutrit and the qutrit recovered from the teleported qubit.Authors: Hui Zhang, Nanyang Technological University / Lingxiao Wan, Nanyang Technological University / Tobias Haug, Imperial College London / Wai-Keong Mok, National University of Singapore / M. S. Kim, Imperial College London / Leong-Chuan Kwek, National University of Singapore / Ai Qun Liu, Nanyang Technological University
4. 6:00 - 6:15

   (UTC - 07:00)
   FW1A.4

   High Brightness Single Photon Source at the Telecom Wavelength Based on Inhibited-Coupling Hollow-Core Fiber

   Presenter: Yasmine Asselah, GPPMM group, Xlim research institute, France

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   We report on a Raman-free heralded single-photon source based on xenon-filled hollow-core fiber pumped with GHz-repetition rate femtosecond laser. The measured brightness of 720 kHz is one order of magnitude improvement over our previous demonstration.Authors: Axel Chambinaud, GPPMM group, Xlim research institute / Martin Cordier, Humboldt-Universität zu Berlin / Antoine Reigue, GPPMM group, Xlim research institute / Yasmine Asselah, GPPMM group, Xlim research institute / Guillaume Bonamis, Amplitude / Clemens Hoenninger, Amplitude / Benoit Debord, GPPMM group, Xlim research institute / Frédéric Gérôme, GPPMM group, Xlim research institute / Fetah Benabid, GPPMM group, Xlim research institute
5. 6:15 - 6:30

   (UTC - 07:00)
   FW1A.5

   Frequency-to-Time Mapping-Assisted Spectral Characterization of Parametric Biphoton States

   Presenter: Anahita Khodadad Kashi, Leibniz university Hannover, Germany

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   A frequency-to-time mapping technique is employed to directly characterize the biphoton state from a pulsed spontaneous parametric process. For the first time a Hanbury Brown and Twiss measurement is performed directly in the frequency domain.Authors: Anahita Khodadad Kashi, Leibniz university Hannover / Benjamin Wetzel, Université de Limoges / Michael Kues, Leibniz university Hannover
6. 6:30 - 6:45

   (UTC - 07:00)
   FW1A.6

   Quantum Hologram Distillation

   Presenter: Jorge Fuenzalida, Fraunhofer Institute IOF, Germany

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   A recent holography technique based on induced coherence has been introduced. The technique uses photon pairs wherein one of them illuminates the object, and its partner is detected. The photon illuminating the object is never detected. Here we present a novel technique to distill a hologram with undetected photons.Authors: Jorge Fuenzalida, Fraunhofer Institute IOF / Marta Gilaberte Basset, Fraunhofer Institute IOF / Sebastian Töpfer, Fraunhofer Institute IOF / Fabian Steinlechner, Fraunhofer Institute IOF / Juan Torres, ICFO-Institut de Ciencies Fotoniques / Markus Gräfe, Fraunhofer Institute IOF
7. 6:45 - 7:00

   (UTC - 07:00)
   FW1A.7

   A Quantum Microcomb With 2.1 dB Raw Squeezing

   Presenter: Zijiao Yang, University of Virginia, United States

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   We demonstrate a squeezed optical microresonator-based frequency comb (microcomb) in a silica microresonator on a silicon chip. 22 two-mode squeezed qumode pairs (44 qumodes) and a maximum raw squeezing of 2.1 dB are measured.Authors: Zijiao Yang, University of Virginia / Mandana Jahanbozorgi, University of Virginia / Dongin Jeong, Korea Advanced Institute of Science and Technology / Shuman Sun, University of Virginia / Olivier Pfister, University of Virginia / Hansuek Lee, Korea Advanced Institute of Science and Technology / Xu Yi, University of Virginia

Virtual: Frequency Combs, Solitons and Spatiotemporal Phenomena

1. 5:00 - 5:15

   (UTC - 07:00)
   FW1B.1

   Achieving Flat Spectral Envelopes of Soliton Crystal Frequency Microcombs

   Presenter: Futai Hu, University of California, Los Angeles, United States

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   Flat optical spectra are desired in many frequency microcomb applications such as ultrabroadband optical communication, interconnects, spectroscopy, and metrology. Here we achieve flat-top spectral envelopes via deterministic control in soliton crystal microcombs.Authors: Futai Hu, University of California, Los Angeles / Abhinav Kumar, University of California, Los Angeles / Wenting Wang, University of California, Los Angeles / Ziyu Zhan, Tsinghua University / Mali Gong, Tsinghua University / Chee Wei Wong, University of California, Los Angeles
2. 5:15 - 5:30

   (UTC - 07:00)
   FW1B.2

   Vibrational Kerr Solitons in an Optomechanical Microresonator

   Presenter: Jia-Chen Shi, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University, China

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   We theoretically demonstrated the existence of Kerr soliton microcombs in an optomechanical microresonator.Interestingly, an exotic vibrational Kerr soliton state is found, which is modulated by a self-sustained mechanical oscillation with a red-detuned pump.Authors: Jia-Chen Shi, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Qing-Xin Ji, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Qi-Tao Cao, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Yan Yu, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Wenjing Liu, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Qihuang Gong, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University / Yun-Feng Xiao, State Key Laboratory for Mesoscopic Physics and Frontiers Science Center for Nano-optoelectronics, School of Physics, Peking University
3. 5:30 - 5:45

   (UTC - 07:00)
   FW1B.3

   Nonlinear Scattering of Dissipative Solitons in a Kerr Microresonator

   Presenter: Pierce Qureshi, The Dodd-Walls Centre for Photonic and Quantum Technologies, New Zealand

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   We show that nonlinear scattering between a linear wave and a soliton in a Kerr microresonator generates an idler comb at a frequency determined by the linear wave detuning, allowing for spectral manipulation of the soliton comb.Authors: Pierce Qureshi, The Dodd-Walls Centre for Photonic and Quantum Technologies / Vincent Ng, The Dodd-Walls Centre for Photonic and Quantum Technologies / Farhan Azeem, The Dodd-Walls Centre for Photonic and Quantum Technologies / Luke Trainor, The Dodd-Walls Centre for Photonic and Quantum Technologies / Harald Schwefel, The Dodd-Walls Centre for Photonic and Quantum Technologies / Stephane Coen, The Dodd-Walls Centre for Photonic and Quantum Technologies / Miro Erkintalo, The Dodd-Walls Centre for Photonic and Quantum Technologies / Stuart Murdoch, The Dodd-Walls Centre for Photonic and Quantum Technologies
4. 5:45 - 6:00

   (UTC - 07:00)
   FW1B.4

   Boundary-Induced Trapped State in Electro-Optic Frequency Combs

   Presenter: Yaowen Hu, Harvard University, United States

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   We show that, when optical energy propagates in the frequency dimension during the generation of electro-optic microcombs, the introduction of a frequency boundary can reflect the energy propagation. Further, we show that two boundaries yield a trapped state in frequency dimension.Authors: Yaowen Hu, Harvard University / Mengjie Yu, Harvard University / Neil Sinclair, Harvard University / Di Zhu, Harvard University / Rebecca Cheng, Harvard University / Cheng Wang, City University of Hong Kong / Marko Loncar, Harvard University
5. 6:00 - 6:15

   (UTC - 07:00)
   FW1B.5

   Intermodal Four-Wave Mixing in MgF2 Microresonators Enable Ultra-Wide Frequency Generation

   Presenter: Vincent Ng, University of Auckland, New Zealand

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   We study the intermodal four-wave mixing interactions in a high-Q MgF2 microresonator, and show that such interactions can enable the generation of visible and infrared sidebands spaced by more than 150 THz from the pump.Authors: Vincent Ng, University of Auckland / Pierce Qureshi, University of Auckland / Farhan Azeem, University of Otago / Luke Trainor, University of Otago / Harald Schwefel, University of Otago / Stephane Coen, University of Auckland / Miro Erkintalo, University of Auckland / Stuart Murdoch, University of Auckland
6. 6:15 - 6:30

   (UTC - 07:00)
   FW1B.6

   Polarization Multiplexed Dissipative Kerr Solitons in an on-Chip Micro-Resonator

   Presenter: Heng Zhou, Univ of Electronic Science & Tech China, China

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   We demonstrate polarization multiplexed dissipative cavity solitons in an on-chip silicon nitride micro-resonator, and analyze the evidences and reasons of the weak mutual interaction between orthogonally polarized soliton microcombs.Authors: Yong Geng, Univ of Electronic Science & Tech China / Yanlan Xiao, Univ of Electronic Science & Tech China / Xinjie Han, Univ of Electronic Science & Tech China / Jing Xu, Huazhong University of Science and Technology / Kun Qiu, Univ of Electronic Science & Tech China / Qiang Zhou, Univ of Electronic Science & Tech China / Heng Zhou, Univ of Electronic Science & Tech China
7. 6:30 - 6:45

   (UTC - 07:00)
   FW1B.7

   Dual-Comb Generation in Coupled Nonlinear Microcavities by Tuning the Coupling

   Presenter: Zihao Cheng, The Hong Kong Polytechnic University, China

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   Microcavity based optical frequency combs are commonly generated with a tunable continuous wave laser pump making it unsuitable for chip-level integration. We proposed a new dual-comb generation scheme in coupled nonlinear microcavities with a single frequency pump.Authors: Zihao Cheng, The Hong Kong Polytechnic University / Dongmei Huang, The Hong Kong Polytechnic University / Feng Li, The Hong Kong Polytechnic University / Chao Lu, The Hong Kong Polytechnic University / P. K. Wai, The Hong Kong Polytechnic University
8. 6:45 - 7:00

   (UTC - 07:00)
   FW1B.8

   Topological Polarized Laser Solitons

   Presenter: Nikolay Rosanov, Ioffe Institute, Russian Federation

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   We present results of analytical and numerical analysis of spatial solitons with polarization singularities in wide-aperture surface-emitting semiconductor lasers with saturable absorption. Singularities includes C-points with circular polarization and L-lines with linear polarization. © 2022 S. V. Fedorov, N. N. Rosanov, and N. A. VeretenovAuthors: Sergei Fedorov, Ioffe Institute / Nikolay Rosanov, Ioffe Institute / Nikolay Veretenov, Ioffe Institute

Virtual: Optical Metasurfaces III

1. 5:00 - 5:15

   (UTC - 07:00)
   FW1C.1

   Origin of High Transmission in 120-Degree Sharp Bends of Photonic-Crystal Waveguides With and Without Inversion Symmetry

   Presenter: Wei Dai, Tokyo Institute of Technology, Japan

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   Various reports demonstrated that valley photonic-crystal waveguides without inversion symmetry support high transmission in 120-degree sharp bends, whose origin, however, has not been clarified yet. Here, we find that the type of waveguide interfaces dominates this phenomenon instead of the existence of the broken inversion symmetry.Authors: Wei Dai, Tokyo Institute of Technology / Taiki Yoda, NTT Basic Research Labs. / Yuto Moritake, Tokyo Institute of Technology / Masaaki Ono, NTT Basic Research Labs. / Eiichi Kuramochi, NTT Basic Research Labs. / Masaya Notomi, Tokyo Institute of Technology
2. 5:15 - 5:30

   (UTC - 07:00)
   FW1C.2

   Angular Transmission Response of Symmetry-Breaking All-Dielectric Metasurfaces

   Presenter: Nir Levanon, Hebrew University of Jerusalem, Israel

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   Abstract We study numerically and experimentally symmetry-breaking dielectric metasurfaces and found that the angular response of the localized magnetic dipole resonance for a 1-fold symmetry is blue-shifted, while for a 2-fold symmetry it is red-shifted.Authors: Nir Levanon, Hebrew University of Jerusalem / Uriel Levy, Hebrew University of Jerusalem
3. 5:30 - 5:45

   (UTC - 07:00)
   FW1C.3

   Metamaterial Integrated VO_x Microbolometer for Dualband Infrared Polarization Detection

   Presenter: Fei Yi, Huazhong University of Science and Technology, China

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   We designed and fabricated a metamaterial-integrated vanadium oxide microbolometer for dualband infrared polarization detection. The experimental spectral and polarization responses agree with the design. Our work paved the way towards multi-spectral infrared polarization imaging detector.Authors: Fei Yi, Huazhong University of Science and Technology
4. 5:45 - 6:00

   (UTC - 07:00)
   FW1C.4

   Vortex Beam Generation Directly From a Fiber Laser Incorporating Plasmon Metasurface

   Presenter: Chuanshuo Wang, Beijing University of Posts and Telecommunications, China

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   We propose and demonstrate the high-quality orbital-angular-momentum beam generation directly from a compact metasurface-assisted vortex fiber laser around the wavelength of 1030 nm.Authors: Chuanshuo Wang, Beijing University of Posts and Telecommunications / Lili Gui, Beijing University of Posts and Telecommunications / Tian Zhang, Beijing University of Posts and Telecommunications / Fei Ding, University of Southern Denmark / Sergey I. Bozhevolnyi, University of Southern Denmark / Kun Xu, Beijing University of Posts and Telecommunications
5. 6:00 - 6:15

   (UTC - 07:00)
   FW1C.5

   Nonlinear Circular Dichroism With Resonant Metasurfaces

   Presenter: Kirill Koshelev, Australian National University, Australia

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   We predict and demonstrate experimentally large third-harmonic circular dichroism in transmission for chiral dielectric metasurfaces with broken in-plane symmetry. We explain the observed large nonlinear circular dichroism by excitation of resonant multipolar Mie modes.Authors: Kirill Koshelev, Australian National University / Yutao Tang, Southern University of Science and Technology / Zixian Hu, Southern University of Science and Technology / Ivan Kravchenko, Oak Ridge National Laboratory / Guixin Li, Southern University of Science and Technology / Yuri Kivshar, Australian National University
6. 6:15 - 6:30

   (UTC - 07:00)
   FW1C.7

   Topology-Optimized Plasmonic Metasurfaces for Angle-Insensitive on-Chip Spectral Imaging

   Presenter: Jiawei Yang, Tsinghua University, China

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   We demonstrate angle-insensitive spectral imaging in the wavelength range of 400 to 800 nm for average polarization based on topology-optimized plasmonic metasurfaces by optimizing the period and shape of the meta-atom.Authors: Jiawei Yang, Tsinghua University / Kaiyu Cui, Tsinghua University / Yidong Huang, Tsinghua University / Wei Zhang, Tsinghua University / Xue Feng, Tsinghua University / Fang Liu, Tsinghua University
7. 6:30 - 6:45

   (UTC - 07:00)
   FW1C.6

   Broadband Achromatic Metalens Design Based on Artificial Neural Network

   Presenter: Feilou Wang, State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University, China

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   We used the backpropagation neural network to design a high performance achromatic metalens at visible range. Experimental demonstration showed that the fabricated achromatic metalens can operate from 420 to 640 nm without the polarization dependence.Authors: Feilou Wang, State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University / Guangzhou Geng, Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences / Xueqian Wang, Beijing Advanced Innovation Center for Materials Genome Engineering, Institute for Advanced Materials and Technology, University of Science and Technology Beijing / Junjie Li, Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences / Yang Bai, Beijing Advanced Innovation Center for Materials Genome Engineering, Institute for Advanced Materials and Technology, University of Science and Technology Beijing / Jianqiang Li, CAS Key Laboratory of Green Process and Engineering, National Engineering Laboratory for Hydrometallurgical Cleaner Production Technology, Institute of Process Engineering, Chinese Academy of Sciences / Yongzheng Wen, State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University / Bo Li, Tsinghua Shenzhen International Graduate School / Jingbo Sun, State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University / Ji Zhou, State Key Laboratory of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University

Virtual: Progress in LED and Lasers

1. 5:00 - 5:15

   (UTC - 07:00)
   AW1D.1

   Broadband, Programmable Phototransistor Using Black Phosphorus

   Presenter: Seokhyeong Lee, University of Washington, United States

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   Black phosphorus is promising for its electrostatic tunability of optical and electronic properties. We engineered a charge storage layer for non-volatile tuning of the BP-channel and demonstrated programmable electric-conductivities and photo-responsivities for optoelectronic in-memory computing.Authors: Seokhyeong Lee, University of Washington / Ruoming Peng, University of Washington / Changming Wu, University of Washington / Mo Li, University of Washington
2. 5:15 - 5:30

   (UTC - 07:00)
   AW1D.4

   The Electrical and Optical Properties of Micro-Scale Deep-Ultraviolet Light-Emitting Diodes

   Presenter: Muhammad Hunain Memon, University of Sci. & Tech. of China, China

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   The electrical and optical properties of micro-scale deep-ultraviolet light-emitting diodes (LEDs) were investigated. We found that the smaller micro-LEDs deliver higher output power density and exhibit higher external quantum efficiency. Moreover, it has been found that the inclined sidewall can enhance light extraction efficiency.Authors: Huabin Yu, University of Sci. & Tech. of China / Muhammad Hunain Memon, University of Sci. & Tech. of China / Hongfeng Jia, University of Sci. & Tech. of China / Shudan Xiao, University of Sci. & Tech. of China / Meng Tian, University of Sci. & Tech. of China / Danhao Wang, University of Sci. & Tech. of China / Shi Fang, University of Sci. & Tech. of China / Haiding Sun, University of Sci. & Tech. of China
3. 5:30 - 5:45

   (UTC - 07:00)
   AW1D.3

   Demonstration of 372 nm Micropillar Light Emitting Diodes Using Novel Ni/Au/Ni Dry Etch Mask and Ohmic Contact

   Presenter: Matthew Seitz, Rochester Institute of Technology, United States

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   Micropillar InGaN/AlGaN LEDs were fabricated using a novel Ni/Au/Ni etching mask. This Ni/Au/Ni structure effectively combines a good ohmic contact and etching mask into a single structure, allowing for demonstration of 372 nm micropillar LEDs.Authors: Matthew Seitz, Rochester Institute of Technology / Matthew Hartensveld, Rochester Institute of Technology / Bryan Melanson, Rochester Institute of Technology / Jing Zhang, Rochester Institute of Technology
4. 5:45 - 6:00

   (UTC - 07:00)
   AW1D.2

   High-Speed Semipolar Micro Light-Emitting Diodes and Quantum Dot Phosphor Applied to Visible Light Communication

   Presenter: Yu-Ming Huang, National Yang Ming Chiao Tung University, Taiwan

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   We report the blue semipolar (2021) μLED array which exhibited excellent optical-electrical characteristics and polarization performance. A high 3-dB bandwidth of 1.056 GHz under a current density of 2.5 kA/cm2 and 1.8 Gbit/s data rate were achieved in a certain free-space transmission distance.Authors: Yu-Ming Huang, National Yang Ming Chiao Tung University / Hsin Chiang, National Yang Ming Chiao Tung University / An-Chen Liu, National Yang Ming Chiao Tung University / Chien-Chung Lin, National Taiwan University / Hao-Chung Kuo, National Yang Ming Chiao Tung University
5. 6:00 - 6:15

   (UTC - 07:00)
   AW1D.5

   Face-Down Pumped Quantum Dot LEDs Novel Package

   Presenter: Chien-Chung Lin, Graduate Institute of Photonics and Optoelectronics, National Taiwan University, Taiwan

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   The PLQY of the novel face-down pumped package is increased 11.1% than that of the traditional face-up pumped package. However, the operation temperature of the face-down pumped structure has increased.Authors: Chung-Ping Huang, Institute of Lighting and Energy Photonics, College of Photonics, National Yang Ming Chiao Tung University / Guan-Teng Lin, Institute of Lighting and Energy Photonics, College of Photonics, National Yang Ming Chiao Tung University / Yu-Ming Huang, Institute of Photonic System, College of Photonics, National Yang Ming Chiao Tung University / Hao-Chung Kuo, Institute of Electro-Optical Engineering, National Yang Ming Chiao Tung University / Chien-Chung Lin, Graduate Institute of Photonics and Optoelectronics, National Taiwan University
6. 6:15 - 6:30

   (UTC - 07:00)
   AW1D.6

   Broadband, High Polarization Extinction Ratio, and Mirror-Integrated Superluminescent Diode for the Light Source of Si Photonics

   Presenter: Yi-jen Chiu, National Sun Yat-Sen University, Taiwan

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   Broadband and high polarization-extinction ratio (PER) superluminescent diode integrated with Si photonics platform has been demonstrated. The light was transferred into grating coupler by reflection mirror, leading to >1mW, >25nm bandwidth, and >20dB PER.Authors: Yi-jen Chiu, National Sun Yat-Sen University / Yong-Kuan Guo, National Sun Yat-Sen University / Chen-Yu Weng, National Sun Yat-Sen University / Chung-Wei Hsiao, National Sun Yat-Sen University
7. 6:30 - 6:45

   (UTC - 07:00)
   AW1D.7

   High Responsivity Amorphous Indium Zinc Oxide Photo Sensor for in-Cell Fingerprint Identification

   Presenter: Yu-Chuan Chiu, National Yang Ming Chiao Tung University, Taiwan

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   Amorphous InZnO material is chosen for a phototransistor sensing layer, respectively, with a completely compatible process integrated into in-cell embedded photo sensor architecture. The photo sensor exhibits a high optical responsivity (1720 A/W) and good signal to noise ratio (~103) under the low blue light illumination. © 2022 The Author(s)Authors: Yu-Chuan Chiu, National Yang Ming Chiao Tung University / Jia-Lin Huang, National Yang Ming Chiao Tung University / Yu-Han Chen, National Yang Ming Chiao Tung University / Kai-Jhih Gan, National Yang Ming Chiao Tung University / Dun-Bao Ruan, National Yang Ming Chiao Tung University / Chih-Chieh Hsu, National Yang Ming Chiao Tung University / Po-Tsun Liu, National Yang Ming Chiao Tung University
8. 6:45 - 7:00

   (UTC - 07:00)
   AW1D.8

   Enhanced Light Extraction Efficiency of Ultraviolet Light-Emitting Diode via Hybrid Patterned Sapphire Substrate

   Presenter: Muhammad Hunain Memon, University of Science and Technology of China, China

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   We propose GaN-based ultraviolet light-emitting diodes (UV LEDs) grown on a hybrid patterned sapphire substrate (HPSS). Compared with the LED grown on the conventional patterned sapphire substrate (CPSS), HPSS-LED exhibits 14.5% enhanced light output power.Authors: Muhammad Hunain Memon, University of Science and Technology of China / Hongfeng Jia, University of Science and Technology of China / Huabin Yu, University of Science and Technology of China / Shudan Xiao, University of Science and Technology of China / Danhao Wang, University of Science and Technology of China / Zhongling Liu, University of Science and Technology of China / Haiding Sun, University of Science and Technology of China

Joint Plenary Session II

  Watch Recorded Session  

1. JW2A.1

   Ultrafast Laser Science and Technology Using Semiconductor Diode Lasers

   Presenter: Peter Delfyett, CREOL, University of Central Florida, United States

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   Plenary

   This presentation will review the underlying physics of ultrafast, high power pulse generation in diode lasers and show how one can ‘engineer’ around the limitations imposed by physics to achieve new levels of performance. Building on these ideas, stabilized optical frequency combs generation is achieved and lay the foundational groundwork for developing chip scale systems for communication signal processing, lidar and imaging.Authors: Peter Delfyett, CREOL, University of Central Florida
2. JW2A.2

   Shaping the Wave: Achieving Success and Innovation Through a Diverse and Inclusive Workforce

   Presenter: Benjamin Eggleton, The University of Sydney, Australia

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   Plenary

   In this presentation, I will shine a light on the clear benefits of a diverse and inclusive workplace and give an overview of my own very positive journey of building and working in diverse and inclusive teams and organizations.Authors: Benjamin Eggleton, The University of Sydney
3. JW2A.3

   The Revolution of Silicon Photonics

   Presenter: Michal Lipson, Columbia University, United States

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   Plenary

   We are now experiencing a revolution in optical technologies, where one can print and control massive optical circuits on a microelectronic chip. This revolution is enabling a whole range of applications that are in need for scalable optical technologies, and it is opening the door to areas that only a decade ago were unimaginable.Authors: Michal Lipson, Columbia University

Joint Poster Session II-B (Virtual)

Joint Poster Session II-A (In-person)

Advances in Mid-Infrared Atmospheric Sensing

1. 13:00 - 13:15

   (UTC - 07:00)
   AW4L.1

   Broadband Optical Circulator for Mid-IR Quantum Cascade Frequency-Comb Remote Sensors

   Presenter: Baichuan Huang, Princeton University, United States

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   We present an optical circulator that maximizes usable light while attenuating optical feedback to mid-IR quantum cascade laser combs. The circulator preserves over 87% of light and maintains optical feedback below 1%.Authors: Baichuan Huang, Princeton University / Michael Soskind, Princeton University / Nicholas Kosan, Princeton University / Gerard Wysocki, Princeton University
2. 13:15 - 13:30

   (UTC - 07:00)
   AW4L.2

   Analysis of Methane and Carbon Dioxide Plasmas With Supercontinuum-Based Fourier Transform Spectroscopy

   Presenter: Roderik Krebbers, Radboud University, Netherlands

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   We present the results of a home-built Fourier transform spectrometer based on mid-infrared supercontinuum sources for analysis of the species inside methane and carbon dioxide plasmas and the products formed in the outflow.Authors: Roderik Krebbers, Radboud University / Ningwu Liu, Radboud University / Mohammadreza Nematollahi, Radboud University / Khalil Eslami Jahromi, Radboud University / Frans Harren, Radboud University / Simona Cristescu, Radboud University / Amir Khodabakhsh, Radboud University
3. 13:30 - 14:00

   (UTC - 07:00)
   AW4L.4

   Mid-IR Hollow Fiber gas Sensor Applications in Environmental Sensing and Isotope Analysis

   Presenter: Jason Kriesel, Opto-Knowledge Systems Inc., United States

    Presentation Details   Paper  Add to Schedule

   Invited

   Gas sensors based on tunable laser absorption spectroscopy with a hollow fiber waveguide as its central gas cell are discussed. Compact sensors enable trace gas and isotope analysis of greenhouse gases in the field.Authors: Jason Kriesel, Opto-Knowledge Systems Inc. / Andrew Fahrland, Opto-Knowledge Systems Inc. / Emre Ozen, Opto-Knowledge Systems Inc. / James Kelly, Opto-Knowledge Systems Inc.
4. 14:00 - 14:15

   (UTC - 07:00)
   AW4L.5

   Continuous Atmospheric Methane Concentration Monitoring Using Wavelength Modulation Spectroscopy and Anti-Resonant Hollow Core Fiber

   Presenter: Grzegorz Gomolka, Wroclaw University of Science and Technology, Poland

    Presentation Details   Paper  Add to Schedule

   High-sensitivity atmospheric methane detector utilizing wavelength modulation spectroscopy is presented. DFB interband cascade laser operating near 3.27 μm and 7.5-m-long negative curvature hollow-core fiber are used and single-ppb detection limit is obtained.Authors: Grzegorz Gomolka, Wroclaw University of Science and Technology / Grzegorz Stepniewski, University of Warsaw / Dariusz Pysz, Lukasiewicz Research Network / Ryszard Buczynski, University of Warsaw / Mariusz Klimczak, University of Warsaw / Michal Nikodem, Wroclaw University of Science and Technology
5. 14:15 - 14:30

   (UTC - 07:00)
   AW4L.6

   Slow Light Engineering in the Hollow-Core Vertical Photonic Crystal Waveguide for gas Sensing

   Presenter: Ali Rostamian, University of Texas at Austin, United States

    Presentation Details   Paper  Add to Schedule

   In this paper, we present a hollow-core vertical photonic crystal waveguide geometry in silicon for gas detection in the mid-infrared region. The dispersion is engineered to enhance light-matter interactions inside the hollow-core defect.Authors: Ali Rostamian, University of Texas at Austin / Jason Midkiff, University of Texas at Austin / Kyoung Min Yoo, University of Texas at Austin / Ray T. Chen, University of Texas at Austin
6. 14:30 - 14:45

   (UTC - 07:00)
   AW4L.3

   Digital Electronics Platform-Based Supercontinuum Light Detection for mid-Infrared Trace gas Sensing

   Presenter: SANGHOON CHIN, CSEM SA, Switzerland

    Presentation Details   Paper  Add to Schedule

   We present a digital platform-based lock-in detection scheme to improve the gas sensing performance of a spectrometer. A numerically-controlled oscillator serves as reference clock to trigger the supercontinuum source and to demodulate the detector signal.Authors: SANGHOON CHIN, CSEM SA / Séverine Denis, CSEM SA / Jérôme Van Zaen, CSEM SA / Enric Muntane, CSEM SA / Steve Lecomte, CSEM SA / Laurent Balet, CSEM SA / Amir Khodabakhsh, Radboud University / Frans Harren, Radboud University / Patrick Bowen, NKT Photonics / Stephan Schroder, SenseAir / Hans Matin, SenseAir

Novel Semiconductor Laser Configurations

1. 13:00 - 13:15

   (UTC - 07:00)
   AW4M.1

   Massively Parallel Generation of Random Numbers Using a Semiconductor Laser

   Presenter: Kyungduk Kim, Yale University, United States

    Presentation Details   Paper  Add to Schedule

   We employ spatio-temporal interference of many lasing modes for ultrafast, scalable random number generation. The laser diode with a specially-designed cavity produces hundreds of bitstreams at a total rate of two orders-of-magnitude faster than state-of-the-art.Authors: Kyungduk Kim, Yale University / Stefan Bittner, CentraleSupélec / Yongquan Zeng, Nanyang Technological University / Stefano Guazzotti, Trinity College Dublin / Ortwin Hess, Trinity College Dublin / Qijie Wang, Nanyang Technological University / Hui Cao, Yale University
2. 13:15 - 13:30

   (UTC - 07:00)
   AW4M.2

   Utilization of a Frequency-Swept Fabry-Perot Cavity Quantum Cascade Laser for an Innovative mid-IR Spectrometer

   Presenter: SANGHOON CHIN, CSEM SA, Switzerland

    Presentation Details   Paper  Add to Schedule

   We present an innovative approach for a mid-IR spectrometer comprising a commercial Fabry-Perot cavity quantum cascade laser. Utilization of the transient blue-chirped emission of such a laser the spectral fingerprint of methane at 8.15µm was clearly observed in absorption.Authors: SANGHOON CHIN, CSEM SA / Valentin Mitev, CSEM SA / Dmitri Boiko, CSEM SA / Etienne Giraud, Alpes Lasers / Richard Maulini, Alpes Lasers / Frank Hempel, Leibniz Institute for Plasma Science and Technology / Norbert Lang, Leibniz Institute for Plasma Science and Technology / Henrik Zimmermann, neoplas-control GmbH / Mathias Wiese, neoplas-control GmbH
3. 13:30 - 14:00

   (UTC - 07:00)
   AW4M.3

   Single Frequency Blue Lasers

   Presenter: Anthony Kelly, University of Glasgow, United Kingdom

    Presentation Details  Add to Schedule

   Invited

   This paper describes DFB operation in GaN laser diodes, via deeply-etched sidewall gratings. Optical characteristics of such devices will be discussed, as well as their feasibility for optical communications and quantum applications.Authors: Anthony Kelly, University of Glasgow / Scott Watson, University of Glasgow / Steffan Gwyn, University of Glasgow / Martin Knapp, National Physical Laboratory / Shaun Viola, University of Glasgow / Giovanni Guiliano, University of Glasgow / Thomas Slight, Sivers Photonics / Szymon Stanczyk, TopGan Lasers / Szymon Grzanka, TopGan Lasers / Conor Robinson, National Physical Laboratory / Amit Yadav, University of Aston / Kevin Docherty, Kelvin Nanotechnology / Edik Rafailov, University of Aston / Piotr Perlin, TopGan Lasers / Stephen Najda, TopGan Lasers / Mike Leszczynski, TopGan Lasers / Mohsin Haji, National Physical Laboratory
4. 14:00 - 14:30

   (UTC - 07:00)
   AW4M.4

   Single-Frequency High-Power VECSEL Systems for Quantum Technology

   Presenter: Mircea Guina, Vexlum Ltd., Finland

    Presentation Details  Add to Schedule

   Invited

   Vertical external-cavity surface-emitting lasers (VECSELs) are emerging as practical light sources for a wide range of quantum technology experiments with trapped ions and atoms. These wavelength versatile lasers deliver low-noise narrow-linewidth radiation and watt-level power from UV to beyound 2 µm. Application-ready single-frequency VECSELs with wavelengths matching the spectroscopy of Sr (461nm, 689nm), Yb (369nm, 556nm, 578nm), Er (583nm), Be (235nm, 313nm), and Na (589nm) are introduced.Authors: Jussi-Pekka Penttinen, Vexlum Ltd. / Emmi Kantola, Vexlum Ltd. / Sanna Ranta, Vexlum Ltd. / Mircea Guina, Vexlum Ltd.
5. 14:30 - 14:45

   (UTC - 07:00)
   AW4M.5

   Monolithically Integrated Extended Cavity Diode Laser
   Emitting at 778 nm

   Presenter: Sten Wenzel, Ferdinand-Braun-Institut, Germany

    Presentation Details   Paper  Add to Schedule

   We present a monolithically integrated extended cavity diode laser at 778 nm with a3 dB linewidth of 200 kHz @ 1 ms. This is the first successful demonstration of active layerremoval in AlGaAs by a 2-step epitaxy manufacturing process.Authors: Sten Wenzel, Ferdinand-Braun-Institut / Olaf Brox, Ferdinand-Braun-Institut / Pietro Della Casa, Ferdinand-Braun-Institut / Hans Wenzel, Ferdinand-Braun-Institut / Bassem Arar, Ferdinand-Braun-Institut / Andrea Knigge, Ferdinand-Braun-Institut / Markus Weyers, Ferdinand-Braun-Institut / Andreas Wicht, Ferdinand-Braun-Institut
6. 14:45 - 15:00

   (UTC - 07:00)
   AW4M.6

   Regenerative DFB Lasing From new Silicone Elastomer Waveguide for Printable and Imprintable Optics Fabrication

   Presenter: Takagoshi Daichi, Kyushu-University, Japan

    Presentation Details   Paper  Add to Schedule

   Regenerative dye lasing was demonstrated using new polydimethylsiloxane-based core, with high solubility and thermoplasticity. Furthermore, dry-diffusion of dye-molecules observed in the material. PDMS substrate as a dye-reservoir post-doped dye into core, and regenerative lasing achieved.Authors: Takagoshi Daichi, Kyushu-University / Keisuke Nakakubo, Kyushu-University / Nasim Obata, Kyushu-University / Takuji Kotani, Fukoku bussan co.,ltd / Hiroaki Yoshioka, Kyushu-University / Yuji Oki, Kyushu-University

Quantum Optomechanics and Transduction

1. 13:00 - 13:15

   (UTC - 07:00)
   FW4D.1

   Approaching the Motional Ground State of a 10 kg Object

   Presenter: Vivishek Sudhir, Massachusetts Institute of Technology, United States

    Presentation Details   Paper  Add to Schedule

   Thermal decoherence impedes preparing massive objects in quantum states. Using feedback cooling, we place the center-of-mass motion of a 10 kg oscillator in a state with phonon occupation 10.8, bringing it from room temperature to 77 nK.Authors: Chris Whittle, Massachusetts Institute of Technology / Evan Hall, Massachusetts Institute of Technology / Sheila Dwyer, LIGO Hanford Observatory / Nergis Mavalvala, Massachusetts Institute of Technology / Vivishek Sudhir, Massachusetts Institute of Technology
2. 13:15 - 13:30

   (UTC - 07:00)
   FW4D.2

   Visible-Wavelength Optomechanical Crystal for Coupling Phonons to a Silicon Vacancy Center in Diamond

   Presenter: Michael Haas, Harvard University, United States

    Presentation Details   Paper  Add to Schedule

   We demonstrate the first realization of a visible-wavelength optomechanical crystal cavity in diamond. This device is fabricated using quasi-isotropic etching and exhibits optical (mechanical) quality factors of 3.1x104 (1.1x103) at room temperature.Authors: Michael Haas, Harvard University / Kazuhiro Kuruma, Harvard University / Graham Joe, Harvard University / Bartholomeus Machielse, Harvard University / Daniel Assumpcao, Harvard University / Cleaven Chia, Harvard University / Neil Sinclair, Harvard University / Marko Loncar, Harvard University
3. 13:30 - 13:45

   (UTC - 07:00)
   FW4D.3

   Ultra-High-Q Torsional Nanomechanics for Quantum Experiments and Precision Measurement

   Presenter: Aman Agrawal, University of Arizona, United States

    Presentation Details   Paper  Add to Schedule

   We show that torsion modes of strained nanoribbons can have ultrahigh Q-factors, are naturally soft-clamped, and can be mass-loaded without changing their Q. We leverage these insights to realize sub-SQL optical lever measurements and chip-scale torsion pendula with μHz damping rates.Authors: Aman Agrawal, University of Arizona / Charles Condos, University of Arizona / Christian Pluchar, University of Arizona / Jon pratt, National Institute of Standards and Technology / Stephan Schlamminger, National Institute of Standards and Technology / Dalziel Wilson, University of Arizona
4. 13:45 - 14:00

   (UTC - 07:00)
   FW4D.4

   Realizing a Quantum-Enabled Interconnect Between Microwave and Telecom Light

   Presenter: Rishabh Sahu, IST Austria, Austria

    Presentation Details   Paper  Add to Schedule

   We present a quantum-enabled microwave-telecom interface with bidirectional conversion efficiencies up to 15% and added input noise quanta as low as 0.16. Moreover, we observe evidence for electro-optic laser cooling and vacuum amplification.Authors: Rishabh Sahu, IST Austria / William Hease, IST Austria / Alfredo Rueda, IST Austria / Georg Arnold, IST Austria / Liu Qiu, IST Austria / Johannes Fink, IST Austria
5. 14:00 - 14:15

   (UTC - 07:00)
   FW4D.5

   On-Chip Microwave-to-Optical Transducer Based on Rare-Earth Ions

   Presenter: Tian Xie, Caltech, United States

    Presentation Details   Paper  Add to Schedule

   Microwave-to-optical transduction is essential for connecting superconducting platforms with optical quantum networks. We demonstrate coherent transduction in both continuous-wave and pulsed mode using rare-earth ions with an integrated superconducting microwave resonator and nanophotonic optical resonator.Authors: Tian Xie, Caltech / Jake Rochman, Caltech / John Bartholomew, University of Sydney / Keith Schwab, Caltech / Andrei Faraon, Caltech
6. 14:15 - 14:30

   (UTC - 07:00)
   FW4D.6

   Multidimensional Cluster States Using a Single Spin-Photon Interface Coupled Strongly to an Intrinsic Nuclear Register

   Presenter: Jesus Arjona Martinez, University of Cambridge, United Kingdom

    Presentation Details   Paper  Add to Schedule

   We propose the generation of multi-dimensional cluster states using a single, efficient spin-photon interface coupled strongly to a nuclear register. We show numerically that for SiV- in diamond a 2×5- sized cluster state is achievable.Authors: Cathryn Michaels, University of Cambridge / Jesus Arjona Martinez, University of Cambridge / romain debroux, University of Cambridge / Ryan Parker, University of Cambridge / Alexander Stramma, University of Cambridge / Lua Huber, University of Cambridge / Carola Purser, University of Cambridge / Mete Atature, University of Cambridge / Dorian Gangloff, University of Cambridge
7. 14:30 - 14:45

   (UTC - 07:00)
   FW4D.7

   Theory of Ground State Cooling of a Macroscopic Anelastic Mechanical Oscillator

   Presenter: Dominika Durovcikova, Massachusetts Institute of Technology, United States

    Presentation Details   Paper  Add to Schedule

   Conventional laser cooling techniques have proved inefficient on mechanical oscillators heavier than a few nanograms. Here, we present a new approach to realize motional ground state cooling of such oscillators, paving the way to currently inaccessible experiments such as tests of gravity's effect on massive quantum systems.Authors: Kentaro Komori, Massachusetts Institute of Technology / Dominika Durovcikova, Massachusetts Institute of Technology / Vivishek Sudhir, Massachusetts Institute of Technology
8. 14:45 - 15:00

   (UTC - 07:00)
   FW4D.8

   Quantum Interface Based on a Non-Hermitian Magnon-Photon Beamsplitter

   Presenter: Xingchang Wang, Southern Univ of Science & Technology, China

    Presentation Details   Paper  Add to Schedule

   We report an atom-light beamsplitter-type interface, in which flying photons and stored atomic coherence can be transformed reversibly. The degree of Hermiticity of this interface can alter the atom-photon quantum interference from bosonic to fermion-like.Authors: Xingchang Wang, Southern Univ of Science & Technology / Jianmin Wang, Southern Univ of Science & Technology / Georgios Siviloglou, Southern Univ of Science & Technology / Jiefei Chen, Southern Univ of Science & Technology

Combs and Solitons I

1. 13:00 - 13:15

   (UTC - 07:00)
   FW4J.1

   Kerr-Microcombs With Detectable Low-Noise Microwave-Repetition Rate in Chip-Integrated Fabry-Pérot Resonators

   Presenter: Thibault Wildi, Center for Free-Electron Laser Science, Germany

    Presentation Details   Paper  Add to Schedule

   Low-noise Kerr-Combs with detectable microwave repetition rate are observed for the first time in chip-integrated high-Q Fabry-Pérot microresonators. Steps-features characteristic of dissipative Kerr solitons formation are observed in the transmitted power.Authors: Thibault Wildi, Center for Free-Electron Laser Science / Mahmoud Gaafar, Center for Free-Electron Laser Science / Thibault Voumard, Center for Free-Electron Laser Science / Markus Ludwig, Center for Free-Electron Laser Science / Tobias Herr, Center for Free-Electron Laser Science
2. 13:15 - 13:30

   (UTC - 07:00)
   FW4J.2

   Ultraviolet to Near-Infrared Frequency Comb Generation in Lithium Niobate Nanophotonic Waveguides With Chirped Poling

   Presenter: Tsung-han wu, NIST, United States

    Presentation Details   Paper  Add to Schedule

   We demonstrate thin-film lithium niobate waveguides with chirped poling pe- riods for efficient supercontinuum via χ(2) and χ(3) nonlinearities. With picojoule energies, we generate gap free frequency combs spanning 330 to 2400 nmAuthors: Tsung-han wu, NIST / Luis Ledezma, JPL / Connor Fredrick, NIST / Pooja Sekhar, NIST / Ryoto Sekine, Caltech / Qiushi Guo, Caltech / Ryan M. Briggs, JPL / Alireza Marandi, Caltech / Scott Diddams, NIST
3. 13:30 - 13:45

   (UTC - 07:00)
   FW4J.3

   Stability and Mutual Coherence Measurement of Raman Microcomb in a Silica WGM Microresonator

   Presenter: Shuto Sugawara, Keio University, Japan

    Presentation Details   Paper  Add to Schedule

   We investigated the stability, longitudinal spacing, and mutual coherence of the generated Raman microcomb and found that we can obtain a highly stable and coherent Raman microcomb even without a four-wave mixing process.Authors: Shuto Sugawara, Keio University / Shun Fujii, Keio University / Shota Sota, Keio University / Takasumi Tanabe, Keio University
4. 13:45 - 14:00

   (UTC - 07:00)
   FW4J.4

   Observation of Walk-off Solitons in Step-Index and Graded-Index Multimode Fibers

   Presenter: Mario Zitelli, Università La Sapienza - Dept. DIET, Italy

    Presentation Details   Paper  Add to Schedule

   We observe a new type of walk-off soliton propagating in multimode step-index and in graded-index fibers. Pulse initial duration and energy only depend on the input wavelength, and it evolves into a fundamental mode soliton.Authors: Mario Zitelli, Università La Sapienza - Dept. DIET / Yifan Sun, Università La Sapienza - Dept. DIET / Mario Ferraro, Università La Sapienza - Dept. DIET / Fabio Mangini, University of Brescia / Oleg Sidelnikov, Novosibirsk State University / Vincent Couderc, Université de Limoges, XLIM / Stefan Wabnitz, Università La Sapienza - Dept. DIET
5. 14:00 - 14:15

   (UTC - 07:00)
   FW4J.5

   Power-Efficient Soliton Microcombs in Anomalous-Dispersion Photonic Molecules

   Presenter: Óskar Helgason, Chalmers University of Technology, Sweden

    Presentation Details   Paper  Add to Schedule

   We demonstrate a microcomb with power conversion efficiency exceeding 50%. It originates from a single dissipative Kerr soliton circulating in an anomalous-dispersion microresonator whose pump resonance is shifted through linear coupling with an auxiliary cavity.Authors: Óskar Helgason, Chalmers University of Technology / Marcello Girardi, Chalmers University of Technology / Zhichao Ye, Chalmers University of Technology / Jochen Schröder, Chalmers University of Technology / Victor Torres-Company, Chalmers University of Technology
6. 14:15 - 14:30

   (UTC - 07:00)
   FW4J.6

   A Tunable VUV Frequency Comb for $^{229m}$Th Nuclear Spectroscopy

   Presenter: Peng Li, IMRA America Inc., United States

    Presentation Details   Paper  Add to Schedule

   We developed a tunable vacuum-ultraviolet frequency comb via cavity-enhanced 7th-harmonic generation. Its tunable spectrum covers a large fraction of the current $^{229m}$Th nuclear clock transition uncertainty range.Authors: Chuankun Zhang, University of Colorado, Boulder / Peng Li, IMRA America Inc. / Jie Jiang, IMRA America Inc. / Lars von der Wense, University of Colorado / Martin Fermann, IMRA America Inc. / Jun Ye, University of Colorado
7. 14:30 - 14:45

   (UTC - 07:00)
   FW4J.7

   Quantum Noise of Dark Pulse Microcombs

   Presenter: Cheng-Hao Lao, Peking University, China

    Presentation Details   Paper  Add to Schedule

   We investigate the fundamental timing jitter of dark pulse microcombs generated in an AlGaAs microresonator, where the quantum-limited frequency noise of the 91-GHz repetition rate is measured to be 0.5 Hz2 /Hz.Authors: Cheng-Hao Lao, Peking University / Xing Jin, Peking University / Lin Chang, University of California, Santa Barbara / Weiqiang Xie, University of California, Santa Barbara / Haowen Shu, Peking University / Xingjun Wang, Peking University / John Bowers, University of California, Santa Barbara / Qi-Fan Yang, Peking University
8. 14:45 - 15:00

   (UTC - 07:00)
   FW4J.8

   Phase Noise Reduction of a Kerr Comb via All-Optical Synchronization to an Optical Parametric Oscillator

   Presenter: Jae Jang, Columbia University, United States

    Presentation Details   Paper  Add to Schedule

   We demonstrate on a silicon-nitride chip all-optical synchronization between an optical parametric oscillator and a soliton Kerr comb, resulting in a near-complete suppression of excess phase noise associated with thermo-refractive noise in soliton comb lines.Authors: Jae Jang, Columbia University / Yun Zhao, Columbia University / Yoshitomo Okawachi, Columbia University / Xingchen Ji, Columbia University / Michal Lipson, Columbia University / Alexander Gaeta, Columbia University

High Harmonic Generation and Attosecond Pulse Techniques

1. 13:00 - 13:15

   (UTC - 07:00)
   FW4B.1

   High Harmonic Generation Driven by Quantum Light: Strong-Field Approximation & Attosecond Pulses

   Presenter: Matan Even Tzur, Technion - Israel Institute of Technology, Israel

    Presentation Details   Paper  Add to Schedule

   We develop a quantum-optical theory of high harmonic generation under the strong-field approximation, showing that continuum electronic trajectories and the corresponding attosecond pulses (envelope, duration & phase) strongly depend on the driving field’s photon statistics.Authors: Matan Even Tzur, Technion - Israel Institute of Technology / Michael Birk, Technion - Israel Institute of Technology / Alexey Gorlach, Technion - Israel Institute of Technology / Michael Krüger, Technion - Israel Institute of Technology / Ido Kaminer, Technion - Israel Institute of Technology / Oren Cohen, Technion - Israel Institute of Technology
2. 13:15 - 14:15

   (UTC - 07:00)
   FW4B.2

   Attosecond Soft-X-ray Spectroscopy in the gas and Liquid Phases

   Presenter: Hans Jakob Woerner, ETH Zurich, Switzerland

    Presentation Details  Add to Schedule

   Tutorial

   An introduction into the techniques of attosecond time-resolved spectroscopy in the soft-X-ray domain will be given. Applications to the observation of charge migration, its decoherence and revival in molecules, as well as conical-intersection dynamics in molecules in the gas phase and ultrafast proton-transfer dynamics in liquids will be discussed.Authors: Hans Jakob Woerner, ETH Zurich
3. 14:15 - 14:30

   (UTC - 07:00)
   FW4B.3

   High Harmonic Lasing Using Attosecond Electron Pulses Combs in Photon-Induced Near-Field Electron Microscopy

   Presenter: yiming pan, Technion, Israel

    Presentation Details   Paper  Add to Schedule

   We propose a new high harmonic lasing mechanism using attosecond electron pulses, which can serve as promising ultra-bright extreme ultraviolet/soft X-ray attosecond laser sources.Authors: yiming pan, Technion / Ido Kaminer, Technion / Michael Krüger, Technion
4. 14:30 - 14:45

   (UTC - 07:00)
   FW4B.4

   Superachromatic Reflective Phase Retarder for the Polarization Conversion of Attosecond Pulses

   Presenter: Taro Sekikawa, Hokkaido University, Japan

    Presentation Details   Paper  Add to Schedule

   A reflective superachromatic phase retarder for extreme ultraviolet attosecond pulses was developed using SiC mirrors. The phase retardation at 28.0 eV is 90° with a deviation less than ±λ/50 for a bandwidth of 3.1 eV.Authors: Keisuke Sakata, Hokkaido University / Kengo Ito, Hokkaido University / Taro Sekikawa, Hokkaido University
5. 14:45 - 15:00

   (UTC - 07:00)
   FW4B.5

   Nonlinear Compression Towards High-Energy Single-Cycle Pulses by Cascaded Focusing and Compressing

   Presenter: Ming-Shian Tsai, National Tsing Hua University, Taiwan

    Presentation Details   Paper  Add to Schedule

   By cascaded focusing and compressing, we demonstrated 50-fold postcompression of carrier-envelope-phase-stabilized, 157 fs and 1.34 mJ pulses at 1030 nm down to 3.1 fs (single-cycle) with a pulse energy of 0.98 mJ.Authors: Ming-Shian Tsai, National Tsing Hua University / An-Yuan Liang, National Tsing Hua University / Chia-Lun Tsai, National Tsing Hua University / Po-Wei Lai, National Tsing Hua University / Ming-wei Lin, National Tsing Hua University / Ming-Chang Chen, National Tsing Hua University

Nonlinear Processes in Microresonators I

1. 13:00 - 13:15

   (UTC - 07:00)
   SW4H.1

   Multimode Quantum Correlations of Soliton Microcombs in Silicon Carbide Microrings

   Presenter: Melissa Guidry, Stanford University, United States

    Presentation Details   Paper  Add to Schedule

   We generate soliton microcombs in silicon-carbide-on-insulator microrings with a minimum operation power of 2.3 mW in the input waveguide. Using a single-photon optical spectrum analyzer, we study the multimode quantum correlations of soliton microcombs.Authors: Melissa Guidry, Stanford University / Daniil Lukin, Stanford University / Kiyoul Yang, Stanford University / Rahul Trivedi, Stanford University / Jelena Vuckovic, Stanford University
2. 13:15 - 13:30

   (UTC - 07:00)
   SW4H.2

   Continuous-Wave Four-Wave Mixing Efficiency-Bandwidth Tradeoff Study in Meter-Long Silicon Nitride Waveguides

   Presenter: Arman AYAN, EPFL, Switzerland

    Presentation Details   Paper  Add to Schedule

   Abstract: Continuous-wave four-wave mixing conversion efficiency-bandwidth trade-off in silicon nitride waveguides is investigated to reach efficient and broadband wavelength conversion. Additionally, parametric gain and efficient cascaded four-wave mixing is observed.Authors: Arman AYAN, EPFL / Junqiu Liu, EPFL / Tobias Kippenberg, EPFL / Camille-Sophie Brès, EPFL
3. 13:30 - 14:00

   (UTC - 07:00)
   SW4H.3

   Spontaneous Photon Pair Generation at the Nanoscale

   Presenter: Adrien Borne, Université de Paris, France

    Presentation Details   Paper  Add to Schedule

   Invited

   Subwavelength resonators have recently emerged as promising sources of spontaneous parametric down-conversion. By modeling them with quasi-normal mode expansion, we reveal a nonlinear multimode interaction and assist the design of efficient metasurfaces for quantum technologies.Authors: Maximilian Weissflog, Friedrich Schiller University / Romain Dezert, Université de Paris / Vincent Vinel, Université de Paris / Sina Saravi, Friedrich Schiller University / Adrien Borne, Université de Paris / Thomas Pertsch, Friedrich Schiller University / Frank Setzpfandt, Friedrich Schiller University / Giuseppe Leo, Université de Paris
4. 14:00 - 14:15

   (UTC - 07:00)
   SW4H.4

   Parametrically Driven Solitons in Optical Resonators

   Presenter: Nicolas Englebert, Universite libre de Bruxelles, Belgium

    Presentation Details   Paper  Add to Schedule

   We report on the theoretical and experimental demonstration of parametric driving of Kerr cavity solitons in a singly-resonant optical parametric oscillator with competing nonlinearities. We leverage this new configuration to perform random number generation.Authors: Nicolas Englebert, Universite libre de Bruxelles / Francesco De Lucia, Universite libre de Bruxelles / Pedro Parra-Rivas, Universite libre de Bruxelles / Carlos Mas Arabí, Universite libre de Bruxelles / Pier-John Sazio, University of Southampton / Simon-Pierre Gorza, Universite libre de Bruxelles / François Leo, Universite libre de Bruxelles
5. 14:15 - 14:30

   (UTC - 07:00)
   SW4H.5

   Efficiency of Pulse Pumped Microcavity Solitons

   Presenter: Qingxin Ji, Caltech, United States

    Presentation Details   Paper  Add to Schedule

   Pulsed pumping of a silica microcavity is used to generate single-soliton microcombs with conversion efficiency of 54%. Analytical expressions are developed by the Lagrangian approach and applied to model the results.Authors: Jiang Li, Caltech / Chengying Bao, Caltech / Qingxin Ji, Caltech / Heming Wang, Caltech / Lue Wu, Caltech / Stephanie Leifer, Jet Propulsion Laboratory / Charles Beichman, Jet Propulsion Laboratory / Kerry Vahala, Caltech
6. 14:30 - 14:45

   (UTC - 07:00)
   SW4H.6

   Towards Lower Repetition Rate and Visible Wavelength Microresonator Frequency Combs for Optical Atomic Clocks

   Presenter: Gregory Moille, UMD/NIST, United States

    Presentation Details   Paper  Add to Schedule

   Microresonator frequency combs that service optical atomic clocks must exhibit octave bandwidth, detectable repetition rate, and wavelengths compatible with advanced atomic references. We present recent progress towards realizing such microcombs for Sr lattice optical cocks.Authors: Gregory Moille, UMD/NIST / Daron Westly, NIST / Gregory Simelgor, NIST / Kartik Srinivasan, UMD/NIST
7. 14:45 - 15:00

   (UTC - 07:00)
   SW4H.7

   Octave-Spanning Kerr Solitons With Repetition Rates of 1, 2, and 3 THz in a Si₃N₄ Microresonator

   Presenter: Haizhong Weng, Trinity College Dublin, Ireland

    Presentation Details   Paper  Add to Schedule

   Octave-spanning single-soliton and soliton crystals with repetition rates of 1, 2, and 3 THz are demonstrated in a Si3N4 microresonator. A single-soliton step with ~0.09 nm (~11 GHz) is achieved using slow pump tuning.Authors: Haizhong Weng, Trinity College Dublin / Adnan Afridi, Trinity College Dublin / Jing Li, Trinity College Dublin / Michael McDermott, Trinity College Dublin / Huilan Tu, Wuhan National Laboratory for Optoelectronics, and School of Optical and Electronic Information / Qiaoyin Lu, Wuhan National Laboratory for Optoelectronics, and School of Optical and Electronic Information / Weihua Guo, Wuhan National Laboratory for Optoelectronics, and School of Optical and Electronic Information / John Donegan, Trinity College Dublin

THz Metasurfaces and Cavities

1. 13:00 - 13:15

   (UTC - 07:00)
   SW4G.1

   Continuous Wave Operation of Terahertz Metasurface Quantum-Cascade VECSEL With a Long Intra-Cryostat Cavity

   Presenter: Yu Wu, UCLA, United States

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   An off-axis paraboloid mirror is introduced into the intra-cryostat quantum-cascade VECSEL cavity as a focusing element to reduce the diffraction loss. Continuous-wave lasing at 3.4 THz is obtained with a cavity length ~27 mm.Authors: Yu Wu, UCLA / Christopher Curwen, California Institute of Technology / John Reno, Center of Integrated Nanotechnologies / Benjamin Williams, UCLA
2. 13:15 - 13:30

   (UTC - 07:00)
   SW4G.2

   Observation of Intersubband Polaritonic Coupling in a Quantum-Cascade Metasurface

   Presenter: Yue Shen, University of California Los Angeles (UCLA), United States

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   Critical coupling between a lossy intersubband transition within the active material and the quantum-cascade (QC) metasurface resonance is observed. This result provides insight into the interaction between the intersubband QC-gain material and the metasurface and modify the design rules for QC-VECSELs for both biased and unbiased regions.Authors: Yue Shen, University of California Los Angeles (UCLA) / Anthony Kim, University of California Los Angeles (UCLA) / Mohammad Shahili, University of California Los Angeles (UCLA) / Christopher Curwen, Jet Propulsion Laboratory / Sadhvikas Addamane, Sandia National Laboratories / John Reno, Sandia National Laboratories / Benjamin Williams, University of California Los Angeles (UCLA)
3. 13:30 - 13:45

   (UTC - 07:00)
   SW4G.3

   THz Detectors With Photoconductive Metasurfaces Operating at Microwatt Gate Power Levels

   Presenter: Lucy Hale, University College of London, United Kingdom

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   We demonstrate terahertz (THz) detectors enabling high signal-to-noise ratio photoconductive detection at gate powers as low as 5μW. This is achieved by integrating a photoconductive metasurface, which enhances the detector efficiency and sensitivity.Authors: Lucy Hale, University College of London / Charles Harris, Sandia National Laboratories / Ting Shan Luk, Sandia National Laboratories / Sadhvikas Addamane, Sandia National Laboratories / John Reno, Sandia National Laboratories / Igal Brener, Sandia National Laboratories / Oleg Mitrofanov, University College of London
4. 13:45 - 14:00

   (UTC - 07:00)
   SW4G.4

   Terahertz Beam Steering With Phase Change Based Metasurfaces

   Presenter: Zizwe Chase, University of Illinois at Chicago, United States

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   We demonstrate dynamic control of beam steering applications using a phase change material, VO2, to form a combination of a series of terahertz meta-deflectors com�prised of geometrically optimized 2-gap split ring resonators supported on sapphire.Authors: Zizwe Chase, University of Illinois at Chicago / Riad Yahiaoui, University of Illinois at Chicago / Zhixiang Huang, University of Deleware / Xi Wang, University of Deleware / Thomas Searles, University of Illinois at Chicago
5. 14:00 - 14:15

   (UTC - 07:00)
   SW4G.5

   Diffraction-Free Propagation of Terahertz Spoof
   Surface Plasmon Polaritons on Metasurfaces With
   Hyperbolic Dispersion

   Presenter: Sven Becker, TU Kaiserslautern, Germany

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   We report the implementation of metasurfaces with hyperbolic dispersion thatroute propagating terahertz spoof surface-plasmon polaritons on highly confined, almostdiffraction-free signal paths. We also tuned their propagation angle by adjusting the hyperbolicisofrequency contour.Authors: Sven Becker, TU Kaiserslautern / Frederik Walla, Goethe-Universitaet Frankfurt / Hartmut Roskos, Goethe-Universitaet Frankfurt / Marco Rahm, TU Kaiserslautern
6. 14:15 - 14:30

   (UTC - 07:00)
   SW4G.6

   Landau Polaritons in a Full-Dielectric Three-Dimensional Photonic-Crystal Cavity

   Presenter: Fuyang Tay, Rice University, United States

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   We fabricated a full-dielectric three-dimensional photonic-crystal cavity containing an ultrahigh-mobility two-dimensional electron gas. By applying a strong perpendicular magnetic field, we created Landau polaritons originating from the ultrastrong coupling of electrons with cavity modes.Authors: Fuyang Tay, Rice University / Ali Mojibpour, Rice University / Shuang Liang, Purdue University / Andrey Baydin, Rice University / Arash Ahmadivand, Rice University / Nicolas Marquez Peraca, Rice University / Hongjing Xu, Rice University / Geoff Gardner, Purdue University / Michael Manfra, Purdue University / David Hagenmüller, Université de Strasbourg and CNRS / Junichiro Kono, Rice University
7. 14:30 - 15:00

   (UTC - 07:00)
   SW4G.7

   Nonlinear Terahertz Photonics With Quantum Materials

   Presenter: Klaas-Jan Tielrooij, Catalan Institute of Nanoscience and Nanotechnology (ICN2), Spain

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   Invited

   It has recently become evident that quantum materials with massless Dirac fermions have extremely strong terahertz nonlinearities. This talk will show how these can be enhanced even further, with interesting prospects for applications.Authors: Klaas-Jan Tielrooij, Catalan Institute of Nanoscience and Nanotechnology (ICN2)

Integrated Photonics for RF Signal Processing

1. 13:00 - 13:15

   (UTC - 07:00)
   SW4O.1

   Radio-Frequency Arbitrary Waveform Generation Through Spectral Line-by-Line Shaping With Optical Dual-Microresonator Solitons

   Presenter: Beichen Wang, University of Virginia, United States

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   Radio-frequency arbitrary waveform generation through line-by-line Fourier synthesis is demonstrated with optical dual-microresonator solitons. A variety of waveforms including Gaussian, triangle, square shapes are generated.Authors: Beichen Wang, University of Virginia / Zijiao Yang, University of Virginia / Shuman Sun, University of Virginia / Xu Yi, University of Virginia
2. 13:15 - 13:30

   (UTC - 07:00)
   SW4O.2

   Vernier Frequency Combs for Stabilization of RF/Optical Links

   Presenter: Saleha Fatema, Purdue University, United States

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   We utilize the Vernier effect to partially stabilize a pair of high repetition rate, octave-spanning Kerr solitons in silicon nitride microrings fabricated on the same wafer.Authors: Nathan O'Malley, Purdue University / Cong Wang, Purdue University / Marcello Girardi, Chalmers University of Technology / Saleha Fatema, Purdue University / Zhichao Ye, Chalmers University of Technology / Mohammed Alshaykh, King Saud University / Daniel Leaird, Purdue University / Minghao Qi, Purdue University / Victor Torres-Company, Chalmers University of Technology / Andrew Weiner, Purdue University
3. 13:30 - 13:45

   (UTC - 07:00)
   SW4O.3

   Broadband Optoelectronic Mixer for Optical Frequency Division and Synthesis

   Presenter: Jizhao Zang, University of Colorado Boulder/NIST, United States

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   We report broadband optoelectronic mixers based on high-speed modified uni-travelling carrier photodiodes. Up to 500 GHz frequency mixing has been demonstrated without any other high-frequency components.Authors: Jizhao Zang, University of Colorado Boulder/NIST / Jesse Morgan, University of Virginia / Andreas Beling, University of Virginia / Scott Papp, University of Colorado Boulder/NIST
4. 13:45 - 14:00

   (UTC - 07:00)
   SW4O.4

   Surface Acoustic Wave Microwave Photonic Filters in Silicon-on-Insulator With 16 and 32 Taps

   Presenter: Maayan Priel, Bar-Ilan University, Israel

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   Integrated, discrete time microwave filters are realized in surface acoustic wave photonic devices in standard silicon on insulator. The response of the devices is scaled to 16 and 32 taps. 7 MHz-wide passbands are realized.Authors: Moshe Katzman, Bar-Ilan University / Maayan Priel, Bar-Ilan University / Leroy Dokhanian, Bar-Ilan University / Inbar Shafir, Bar-Ilan University / Matan Slook, Bar-Ilan University / Saawan Kumar Bag, Bar-Ilan University / Avi Zadok, Bar-Ilan University
5. 14:00 - 14:15

   (UTC - 07:00)
   SW4O.5

   RF Signal Processing by Photonic-Assisted Coherent Control of Acoustic Wave Interference

   Presenter: Hyeongpin Kim, Pohang Univ. of Science and Technology, Korea (the Republic of)

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   We report coherent control of the acoustic wave interference effects via stimulated Brillouin scattering on a silicon photonic chip. This acoustic wave interference enables RF signal amplification and cancellation on the hybrid photonic-phononic system.Authors: Hyeongpin Kim, Pohang Univ. of Science and Technology / Heedeuk Shin, Pohang Univ. of Science and Technology
6. 14:15 - 14:30

   (UTC - 07:00)
   SW4O.6

   Stimulated Brillouin Scattering Microwave Photonic Notch Filter in Silicon Nitride

   Presenter: Roel Botter, University of Twente, Netherlands

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   We show the first all silicon nitride microwave photonic notch filter using stimulated Brillouin scattering (SBS). The filter has a rejection of more than 60 dB, a linewidth of 1 GHz, and a tunable center frequency.Authors: Roel Botter, University of Twente / Kaixuan Ye, University of Twente / Yvan Klaver, University of Twente / Okky Daulay, University of Twente / Lou Kanger, University of Twente / David Marpaung, University of Twente
7. 14:30 - 14:45

   (UTC - 07:00)
   SW4O.7

   A Free-Space mm-Wave Photonic Limiter

   Presenter: Rodion Kononchuk, The University of Texas at San Antonio, United States

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   Sensitive electronics must be protected from high-power microwave radiation. Here we demonstrate the first working prototype of a free-space reflective mm-wave limiter involving a nanolayer of phase-change material (vanadium dioxide) incorporated in a resonant cavity.Authors: Rodion Kononchuk, The University of Texas at San Antonio / Suwun Suwunarat, Wesleyan University / Martin Hilario, Air Force Research Labaratory, Directed Energy Directorate / Anthony Baros, Air Force Research Labaratory, Directed Energy Directorate / Brad Hoff, Air Force Research Labaratory, Directed Energy Directorate / Vladimir Vasilyev, Air Force Research Laboratory, Sensors Directorate / Ilya Vitebskiy, Air Force Research Laboratory, Sensors Directorate / Tsampikos Kottos, Wesleyan University / Andrey Chabanov, The University of Texas at San Antonio
8. 14:45 - 15:00

   (UTC - 07:00)
   SW4O.8

   Photonic Molecule Microcombs at 50 GHz Repetition Rate

   Presenter: Israel Rebolledo, CHALMERS University of Technology, Sweden

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   We present a microcomb in a photonic molecule with 50 GHz repetition rate. The comb attains >50% power conversion efficiency and displays a quiet point of operation in repetition rate with decreased phase noise.Authors: Israel Rebolledo, CHALMERS University of Technology / Óskar Helgason, CHALMERS University of Technology / Zhichao Ye, CHALMERS University of Technology / Jochen Schröder, CHALMERS University of Technology / Martin Zelan, RISE Research Institutes of Sweden / Victor Torres-Company, CHALMERS University of Technology

Hollow-core Optical Fibers

1. 13:00 - 13:15

   (UTC - 07:00)
   SW4K.1

   Experimental Investigation Into Optimum Laser Coupling Efficiency Into Hollow-Core NANFs

   Presenter: Viktor Zuba, Optoelectronics Research Centre, United Kingdom

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   Over 94 % coupling efficiency is presented experimentally for a Gaussian-beam into an antiresonant hollow-core fiber optimized for 2nd order antiresonance guidance at 1064 nm, which demonstrates approximately 1.5 % (0.06 dB) improvement over the 1st window counterpart.Authors: Viktor Zuba, Optoelectronics Research Centre / Hans Christian Mulvad, Optoelectronics Research Centre / Radan Slavík, Optoelectronics Research Centre / Hesham Sakr, Optoelectronics Research Centre / Francesco Poletti, Optoelectronics Research Centre / David Richardson, Optoelectronics Research Centre / Eric Numkam Fokoua, Optoelectronics Research Centre
2. 13:15 - 13:30

   (UTC - 07:00)
   SW4K.2

   Towards Compact Hollow-Core Fiber Gas Cells

   Presenter: Dmytro Suslov, Czech Technical University in Prague, Czechia

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   We demonstrate a 3-way interconnection device (hollow-core fiber, standard single-mode fiber and gas inlet) that is compact, low-loss, and easy-to-use. We demonstrate its performance on fibre purging, observing water vapor via infrared spectroscopy.Authors: Dmytro Suslov, Czech Technical University in Prague / Thomas Kelly, University of Southampton / Shuichiro Rikimi, University of Southampton / Ailing Zhong, Czech Technical University in Prague / Austin Taranta, University of Southampton / Stanislav Zvanovec, Czech Technical University in Prague / Francesco Poletti, University of Southampton / David Richardson, University of Southampton / Matej Komanec, Czech Technical University in Prague / Natalie Wheeler, University of Southampton / Radan Slavík, University of Southampton
3. 13:30 - 13:45

   (UTC - 07:00)
   SW4K.3

   Spectral Self-Compression in Gas-Filled Hollow-Core Photonic Crystal Fiber

   Presenter: Jacob Lampen, Imra, United States

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   We demonstrate spectral self-compression in a hollow-core gas-filled photonic crystal fiber for the generation of high energy ps pulses with limited bandwidths.Authors: Jacob Lampen, Imra / Francesco Tani, Max Planck Institute for the Science of Light / Peng Li, Imra / Kevin Lee, Imra / Jie Jiang, Imra / Philip Russell, Max Planck Institute for the Science of Light / Martin Fermann, Imra
4. 13:45 - 14:00

   (UTC - 07:00)
   SW4K.4

   Saturated Absorption Spectroscopy Using Azimuthally Structured Mode in Hollow-Core Fiber

   Presenter: Thomas Billotte, GPPMM group, Xlim research institute, University of Limoges, France

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   We report on saturated-absorption-spectroscopy in acetylene-filled hollow-core fiber using azimuthally-structured fiber modes. The results show rotational-frequency-shift of 11 MHz and 2-fold contrast enhancement of the saturated signal when using with LP11 mode over LP01 mode.Authors: Thomas Billotte, GPPMM group, Xlim research institute, University of Limoges / Jonas Osório, GPPMM group, Xlim research institute, University of Limoges / Foued Amrani, GLOphotonics / Frédéric Gérôme, GPPMM group, Xlim research institute, University of Limoges / Benoit Debord, GPPMM group, Xlim research institute, University of Limoges / Fetah Benabid, GPPMM group, Xlim research institute, University of Limoges
5. 14:00 - 14:15

   (UTC - 07:00)
   SW4K.5

   Hollow-Core Fiber Based Inline Polarizer

   Presenter: Charu Goel, Nanyang Technological University, Singapore

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   We experimentally demonstrate the first compact antiresonant hollow-core fiber based inline polarizer. The device offers >25 dB polarization extinction ratio and <1.5 dB insertion loss when fusion spliced to mode-matched solid and hollow-core fibers.Authors: Charu Goel, Nanyang Technological University / Jichao Zang, Nanyang Technological University / Muhammad Rosdi Abu Hassan, Nanyang Technological University / Wonkeun Chang, Nanyang Technological University / Seongwoo Yoo, Nanyang Technological University
6. 14:15 - 14:30

   (UTC - 07:00)
   SW4K.6

   Hollow-Core Fibers With Ultralow Loss in the Ultraviolet Range and sub-Thermodynamic Equilibrium Surface-Roughness

   Presenter: Jonas Osório, GPPMM group / Xlim Institute, France

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   We report on hollow-core fibers displaying rms core roughness under the surface capillary waves thermodynamic limit and record loss in the short-wavelength range (50.0dB/km at 290nm, 9.7dB/km at 369nm, 5.0dB/km at 480nm, 0.9dB/km at 558nm).Authors: Jonas Osório, GPPMM group / Xlim Institute / Foued Amrani, GPPMM group / Xlim Institute / Frederic Delahaye, GPPMM group / Xlim Institute / Ali Dhaybi, GPPMM group / Xlim Institute / Kostiantyn Vasko, GPPMM group / Xlim Institute / Gilles Tessier, Institut de la vision / Fabio Giovanardi, University of Modena / Luca Vincetti, University of Modena / Benoit Debord, GPPMM group / Xlim Institute / Frédéric Gérôme, GPPMM group / Xlim Institute / Fetah Benabid, GPPMM group / Xlim Institute
7. 14:30 - 14:45

   (UTC - 07:00)
   SW4K.7

   Gas Flowing Effect in Anti-Resonant Hollow Core Fibers for Thermal Sensitivity Reduction

   Presenter: Yi-zhi Sun, Inst of Photonics Technology, Jinan Univ, China

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   The gas flow in hollow core fibers is studied in dynamic conditions of temperature variation theoretically and experimentally. The results of an over 40-fold reduction of thermal sensitivity relative to standard single-mode fibers are identified.Authors: Yi-zhi Sun, Inst of Photonics Technology, Jinan Univ / Zhi Liang, Inst of Photonics Technology, Jinan Univ / Shoufei Gao, Inst of Photonics Technology, Jinan Univ / Yulin Sheng, Inst of Photonics Technology, Jinan Univ / Zhe Zhang, Inst of Photonics Technology, Jinan Univ / Anqing Jia, Inst of Photonics Technology, Jinan Univ / Wei Ding, Inst of Photonics Technology, Jinan Univ / Yingying Wang, Inst of Photonics Technology, Jinan Univ
8. 14:45 - 15:00

   (UTC - 07:00)
   SW4K.8

   Kilowatt-Peak-Power Green Pulse Delivery Over Hundred-Meter Scale Lengths of Hollow-Core Fiber

   Presenter: Qiang Fu, Optoelectronics Research Centre, United Kingdom

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   We report on the delivery of kilowatt-peak-power and watt-average-power green laser pulses through single-ring hollow-core fibers up to 300-m-long. The delivered beams are near-diffraction limited with M2 factor <1.1.Authors: Qiang Fu, Optoelectronics Research Centre / Ian Davidson, Optoelectronics Research Centre / Seyedmohammad Mousavi, Optoelectronics Research Centre / Lin Xu, Optoelectronics Research Centre / Natalie Wheeler, Optoelectronics Research Centre / Francesco Poletti, Optoelectronics Research Centre / David Richardson, Optoelectronics Research Centre