A Self-referencing Digital Error Correction Method for Dual-comb Interferometer (JTu2G.1)
Presenter: Haoyang Yu, Tsinghua University
We present a self-referencing digital error correction method for dual-comb interferometry. Fully mutual coherence of a dual-comb interferometer is reconstructed and 1 Hz theoretical linewidth in 1 second acquisition time is achieved.
Authors:Haoyang Yu/Tsinghua University Kai Ni/Tsinghua University Qian Zhou/Tsinghua University Xinghui Li/Tsinghua University Xiaohao Wang/Tsinghua University Guanhao Wu/Tsinghua University
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Time-resolved Thermoreflectance Imaging for Mid-infrared Quantum Cascade Laser (JTu2G.2)
Presenter: Siyi Wang, University of Waterloo
Time-resolved thermal imaging profile of mid-infrared quantum cascade laser was achieved by using 50 ns temporal resolution, observing temperature increase of 36.8% in the first 100 ns with subsequent decrease of 63.2% at td=1.5 us.
Authors:Siyi Wang/University of Waterloo Chao Xu/University of Waterloo Fei Duan/Huazhong University of Science and Technology Boyu Wen/University of Waterloo SM Shazzad Rassel/University of Waterloo Zbigniew Wasilewski/University of Waterloo Lan Wei/University of Waterloo Dayan Ban/University of Waterloo
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Multiplexable Intrinsic Fabry-Perot Cavities using Femtosecond Laser Inscribed Scattering Centers (JTu2G.3)
Presenter: Jingyu Wu, University of Pittsburgh
We propose a fabrication technique to multiplex Intrinsic Fabry-Perot Cavity sensors using femtosecond laser induced Rayleigh scattering centers. Up to 20 sensors were multiplexed and demodulated using a fast white-light interferometry demodulation algorithm.
Authors:Mohan Wang/University of Pittsburgh Jingyu Wu/University of Pittsburgh Yang Yang/University of Pittsburgh Kehao Zhao/University of Pittsburgh Sheng Huang/University of Pittsburgh Hui Lan/University of Pittsburgh Michael Buric/U.S. Department of Energy Paul Ohodnicki/U.S. Department of Energy Bo Liu/U.S. Department of Energy Qingxu Yu/Dalian University of Technology Kevin Chen/University of Pittsburgh
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Reconfigurable Low-SWaP Eye-safe LiDAR based on Static Unitary Detector (STUD) Technology (JTu2G.4)
Presenter: Bongki Mheen, Electronics and Telecommunications Research Institute (ETRI)
A reconfigurable and cost-efficient Eye-safe LIDAR transceiver architecture is proposed and implemented based on Static Unitary Detector (STUD) technology where time-of- flight (TOF) is measured using a stationary receiver and a scanning transmitter.
Authors:Bongki Mheen/Electronics and Telecommunications Research Institute (ETRI) Munhyun Han/Electronics and Telecommunications Research Institute (ETRI) Gyudong Choi/Electronics and Telecommunications Research Institute (ETRI) Hongseok Seo/Electronics and Telecommunications Research Institute (ETRI) Yongsoon Baek/Electronics and Telecommunications Research Institute (ETRI)
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Sub-fm/Hz1/2 displacement measurement on MgF2 whispering gallery mode microcavity (JTu2G.5)
Presenter: Yoon-Soo Jang, UCLA
We present sub-fm/Hz1/2 displacement measurement on the MgF2 whispering gallery mode microcavity. We analyze power spectral density of the displacement from 1 Hz to 100 kHz of the Fourier offset frequency.
Authors:Yoon-Soo Jang/UCLA Jinkang Lim/UCLA Wenting Wang/UCLA Jaime G. Flor Flores/UCLA Seung-Woo Kim/Korea Advanced Institute of Science and Technology (KAIST) Anatoliy Savchenkov/OEwaves Inc. Andrey Matsko/OEwaves Inc. Chee Wei Wong/UCLA
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Optimizing Metalens Spectral Range – Experimental Study (JTu2G.6)
Presenter: Jacob Engelberg, Hebrew University
We present a method of optimizing the operating spectral range of a metalens. This is of importance for practical applications, and as a metric for comparing the performance of different metalens designs.
Authors:Jacob Engelberg/Hebrew University Talia Wildes/Hebrew University Chen Zhou/Technical University of Denmark Noa Mazurski/Hebrew University Jonathan Bar-David/Hebrew University Anders Kristensen/Technical University of Denmark Uriel Levy/Hebrew University
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Laser-Driven Light Source (LDLSTM) With Multiple Fiber Outputs (JTu2G.7)
Presenter: Xiaohua Ye, Energetiq Inc.
A laser-driven light source (LDLSTM) system with multiple fiber outputs is developed for photonic or semiconductor processing applications. Simulation and measurement results of fiber-to-fiber uniformity from 380nm to 1000nm are presented.
Authors:Xiaohua Ye/Energetiq Inc. Huiling Zhu/Energetiq Inc. Qingsong Wang/Energetiq Inc. Megan Dube/Energetiq Inc. Debbie Gustafson/Energetiq Inc.
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Optical Frequency Discriminator based on Polarization-Maintaining Fiber Bragg Gratings (JTu2G.8)
Presenter: Lingze Duan, University of Alabama in Huntsville
A novel, fiber-optic optical frequency discriminator (OFD) based on polarization-maintaining fiber Bragg grating is demonstrated. Bias-free linear frequency discrimination with an efficiency of 3.248 V/nm over ~0.2 nm range is demonstrated by employing polarization-assisted balanced detection.
Authors:Dipenkumar Barot/University of Alabama in Huntsville Lingze Duan/University of Alabama in Huntsville
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Temperature Sensor Using Fiber Ring Laser Based on a Core-offset Mach-Zehnder Interferometer (JTu2G.9)
Presenter: MARCO CONTRERAS, Universidad de Guanajuato
A laser temperature sensor based on a core-offset Mach-Zehnder interferometer is presented. The experimental results shown a temperature sensitivity of 31.19 pm/°C and a signal to noise ratio of 52 dB.
Authors:MARCO CONTRERAS/Universidad de Guanajuato Juan Sierra/Universidad de Guanajuato
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All-fiber Online Raman Detection System Based on Hollow Core Fiber (JTu2G.10)
Presenter: Guanghui Wang, Nanjing University
Based on hollow core fiber, we proposed an all-fiber online Raman detection system. To further enhance the light-sample interaction, we use a FP cavity structure, which provides a 4.367 times signal enhancement.
Authors:Xingtao Yu/Nanjing University Caoxin LI/Nanjing University Qian Chu/Nanjing University Perry Ping Shum/Nanyang Technological University Guanghui Wang/Nanjing University
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Tunable and stabilized short cavity Brillouin fiber ring laser for BOTDA sensing (JTu2G.11)
Presenter: Diego Marini, Consiglio Nazionale delle Ricerche
In this work we present a novel Brillouin Ring-Laser (BRL) source for Brillouin optical time-domain analysis (BOTDA) based on a short cavity and active stabilization scheme, presenting low RIN, narrow linewidth and high frequency stability.
Authors:Leonardo Rossi/Università di Bologna Diego Marini/Consiglio Nazionale delle Ricerche Filippo Bastianini/Sestosensor S.r.l. Gabriele Bolognini/Consiglio Nazionale delle Ricerche
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Optical Simulation and Design of Polymer-based Multi-Modal Surface Relief Fiber Bragg Grating (SR-FBG) for Chemical Detection (JTu2G.12)
Presenter: Bibek Ramdam, Howard University
This paper discusses an optical design of a surface relief fiber Bragg grating (SR-FBG) optic sensors for Fentanyl and related toxins detection. Numerical optical simulations were performed to design the sensor structure for the SR-FBG.
Authors:Hyung Bae/Howard University Bibek Ramdam/Howard University Donipolo Ghimire/Howard University
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A Radar-communication System Based on Optoelectronic Oscillator for Intelligent Transportation (JTu2G.13)
Presenter: Zhujun Xue, Tsinghua University
A hybrid radar-communication system for intelligent transportation based on optoelectronic oscillator is proposed. A code-stream with QPSK modulation of 2.4 Gb/s is generated experimentally at 24 GHz for high-speed communication and accurate ranging simultaneously.
Authors:Zhujun Xue/Tsinghua University Shangyuan Li/Tsinghua University Xuedi Xiao/Tsinghua University Xiaoxiao Xue/Tsinghua University Xiaoping Zheng/Tsinghua University Bingkun Zhou/Tsinghua University
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Optomechanical Detection of Acoustic Blackbody Radiation for Remote Temperature Metrology (JTu2G.14)
Presenter: Robinjeet Singh, National Institute of Standards and Technology
We use a nanomechanical resonator to detect thermal acoustic radiation from a remote acoustic blackbody with an ultra-high signal-to-noise ratio. In addition to performing remote thermometry, our optomechanical detector presents a route to sensitive photoacoustic imaging.
Authors:Robinjeet Singh/National Institute of Standards and Technology Thomas Purdy/University of Pittsburgh
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Online Reliability of Planar Lightwave Circuit Splitters (JTu2G.15)
Presenter: Yu Zheng, Central South University
This paper focus on the optical performance of the Planar Lightwave Circuit (PLC) splitters in real-time testing and study the online reliability of the PLC splitters by on-line experimental testing.
Authors:Yu Zheng/Central South University Yao Wu/Central South University Bingxin Xia/Central South University Lianqiong Jiang/Central South University
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Single-Photon Counting Laser Ranging with an Electro-Optic Dual-Comb Interferometer (JTu2G.16)
Presenter: XINYI REN, East China Normal University
We explore the potential of combining dual-comb interferometry with single-photon detection and counting technologies for precise time-of-flight relative distance measurements with two asynchronous 25-GHz line-spacing combs at the single-photon level.
Authors:Bo Xu/University of Shanghai for Science and Technology XINYI REN/East China Normal University Qilai Fei/University of Shanghai for Science and Technology Yan Liang/University of Shanghai for Science and Technology Ming Yan/East China Normal University xiaoyue wang/East China Normal University Heping Zeng/University of Shanghai for Science and Technology
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Photoacoustic Multicomponent SF6 Decomposition Sensor for an Electric Power System (JTu2G.17)
Presenter: xukun yin, Shanxi University
An on-line ppb-level SF6 decomposition detection gas sensor was developed via a 303 nm solid state laser and two near-IR diode lasers. The minimum detection limits of 440 ppb, 90 ppb and 115 ppb were achieved for CO, H2S and SO2 by means of a time division multiplexing (TDM) method.
Authors:xukun yin/Shanxi University Ning Zi/Shandong Huigong Electric CO. LTD Lei Dong/Shanxi University Hongpeng Wu/Shanxi University Frank Tittel/Rice University
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Realization of THz Vortex with Spiral Zone Plate Fabricated by Femtosecond Laser Filament in Air (JTu2G.18)
Presenter: Zhi Zhang, Nankai University
We have fabricated large size (100×100 mm2) spiral zone plates (SZPs) by laser direct writing using femtosecond laser filament in air. The obtained THz vortex beams are in good agreement with the theoretical predictions.
Authors:Zhi Zhang/Nankai University Zijie Dai/Nankai University Yunfei Wang/Nankai University Chunyue Chu/Nankai University Qiang Su/Nankai University Olga Kosareva/International Laser Center, Lomonosov Moscow State University, Moscow Nan Zhang/Nankai University Lie Lin/Nankai University Weiwei Liu/Nankai University
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Terahertz compressive imaging directly in the time domain (JTu2G.19)
Presenter: Luca Zanotto, INRS-EMT
We exploit a single-pixel imaging approach to obtain multi-dimensional (space, time/frequency) images at terahertz frequencies by reconstructing the temporal waveform in each pixel. Moreover, we apply compressive sensing to reduce the acquisition time.
Authors:Luca Zanotto/INRS-EMT Riccardo Piccoli/INRS-EMT Junliang Dong/INRS-EMT Diego Caraffini/INRS-EMT Roberto Morandotti/INRS-EMT Luca Razzari/INRS-EMT
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Pulsed Terahertz Detection with a 95 dB Signal-to-Noise Ratio Using a Femtosecond Ytterbium-Doped Fiber Laser (JTu2G.20)
Presenter: Deniz Turan, University of California, Los Angeles
We present a photoconductive terahertz detector that operates at ~1 μm pump wavelengths, offering a detection bandwidth exceeding 4THz and a 95dB signal-to-noise ratio, a 10dB enhancement over the state-of-the-art detectors with similar bandwidth
Authors:Deniz Turan/University of California, Los Angeles Nezih Yardimci/University of California, Los Angeles Mona Jarrahi/University of California, Los Angeles
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Dynamic THz dual-comb spectrometer: an optoelectronic fast interrogation approach (JTu2G.21)
Presenter: Roberto Barreiro Marcos, Universidad Carlos III de Madrid
We present an absolute-frequency THz dual-comb spectrometer based on electro-optic modulators that provides dynamic spectroscopic measurements with a temporal resolution of 1ms. This feature is complemented by ultra-narrow linewidth teeth and total control over central and repetition frequencies.
Authors:Cristina de Dios/Universidad Carlos III de Madrid Pedro Martín-Mateos/Universidad Carlos III de Madrid Borja Jerez/Luz Wavelabs Andres Betancur/Universidad Carlos III de Madrid Roberto Barreiro Marcos/Universidad Carlos III de Madrid Pablo Acedo/Universidad Carlos III de Madrid
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High-energy multicycle terahertz pulse generation in a bulk lithium niobate crystal (JTu2G.22)
Presenter: Dogeun Jang, University of Maryland
We demonstrate 0.71-mJ multicycle terahertz pulse generation at 14.8 THz from a bulk lithium niobate crystal with 80 TW femtosecond laser pumping. This terahertz radiation arises from large-area, phase-matched, optical rectification in lithium niobate.
Authors:Dogeun Jang/University of Maryland Chul Kang/Advanced Photonics Research Institute Seong Ku Lee/Advanced Photonics Research Institute Jae Hee Sung/Advanced Photonics Research Institute Ki-Yong Kim/University of Maryland
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On-Wafer Metrology for a Transmission Line Integrated Terahertz Source (JTu2G.23)
Presenter: Kassiopeia Smith, NIST
We developed a measurement system that combines on-wafer metrology and high-frequency network analysis to characterize the response of transmission-line integrated Er-GaAs and InGaAs photomixers up to 1 THz to support the telecommunication and electronics industry.
Authors:Kassiopeia Smith/NIST Bryan Bosworth/NIST Nicholas Jungwirth/NIST Jerome Cheron/NIST Nathan Orloff/NIST Christian Long/NIST Dylan Williams/NIST Richard Chamberlin/NIST Franklyn Quinlan/NIST Tara Fortier/NIST Ari Feldman/NIST
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Broadband Intense THz Radiation from Organic Crystals Driven by Mid-Infrared Pulses (JTu2G.24)
Presenter: Claudia Gollner, TU Wien
We report on unexpected efficient THz generation in organic crystals (DAST and DSTMS) by optical rectification (OR) of intense mid-infrared pulses. The crystals experience superior damage threshold and an ultra-broadband THz spectrum reaching 10 THz.
Authors:Claudia Gollner/TU Wien Mostafa Shalaby/Swiss Terahertz Research-Zurich Edgar Kaksis/TU Wien Ignas Astrauskas/TU Wien Valentina Shumakova/TU Wien Corinne Brodeur/Swiss Terahertz Research-Zurich Andrius Baltuska/TU Wien Audrius Pugzlys/TU Wien
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On-Chip Multi-Beam Emitting Optical Phased Array for Wide-Angle LIDAR (JTu2G.25)
Presenter: Yaqi Liu, Tsinghua University
A multi-beam emitting optical phased array for LIDAR with wide angle of coverage is proposed and simulated, providing a 11×7 beam array with a static angular range of 68.8°×39.7° and steerable in 6.5°.
Authors:Yaqi Liu/Tsinghua University Zhibiao Hao/Tsinghua University Lai Wang/Tsinghua University Jian Wang/Tsinghua University Jiadong Yu/Tsinghua University Bing Xiong/Tsinghua University Changzheng Sun/Tsinghua University Hongtao Li/Tsinghua University Yanjun Han/Tsinghua University Yi Luo/Tsinghua University
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Highly sensitive bending sensor based on a tapered hollow core microstructured optical fiber (JTu2G.26)
Presenter: Yu Zheng, Nanyang Technological University
We develop an in-line bending sensor based on a tapered hollow core microstructured optical fiber, which paves a promising way for improving the sensing sensitivity. Accordingly, the bending sensitivity is up to 34.2 nm/m-1.
Authors:Yu Zheng/Nanyang Technological University Perry Ping Shum/Nanyang Technological University Shuhui Liu/Wuhan Institute of Technology Wenjun Ni/Nanyang Technological University Yiyang Luo/Nanyang Technological University Guanghui Wang/Nanjing University Baocheng Li/Nanyang Technological University Chenlu Wang/Nanyang Technological University Zhifang Wu/Huaqiao University Jean-Louis Auguste/XLIM Research Institute Georges Humbert/XLIM Research Institute
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Broadening frequency response of distributed sparse-wideband vibration sensing via time-division multi-frequency sub-Nyquist sampling (JTu2G.27)
Presenter: Zengguang Qin, Shandong University
A sub-Nyquist sampling sequence with an average repetition rate less than 5-kHz can be efficiently utilized to detect 24-kHz sparse-wideband vibration signal along 4.5-km sensing fiber and recover its frequency information via compressive sensing technique
Authors:Zengguang Qin/Shandong University Shuai Qu/Shandong University Zhigang Zhao/Shandong University Yanping Xu/Shandong University Zhaojun Liu/Shandong University Zhenhua Cong/Shandong University Shang Wang/Shandong University Zhao Li/Shandong University Heng Wang/Shandong University
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Baseline Correction and Denoising of Raman Spectra by Deep Residual CNN (JTu2G.28)
Presenter: Bo-Han Kung, National Taiwan University
A practical deep residual CNN model for the improvement of Raman spectral analysis is proposed in this work. Through the feature transformation in the deep residual blocks, it successfully denoises and precisely corrects the baseline.
Authors:Bo-Han Kung/National Taiwan University Chiu-Chang Huang/National Taiwan University Po-Yuan Hu/National Taiwan University Shao-yu Lo/National Taiwan University Cheng-Che Lee/National Taiwan University Chia-Yu Yao/National Taiwan University of Science and Technology Chieh-Hsiung Kuan/National Taiwan University
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High-Power Broadband Dual Comb Spectroscopy in the Mid Infrared (JTu2G.29)
Presenter: Grace Kerber, University of Michigan
We present results of directly measured acetone absorption in the mid infrared using high-powered broadband dual comb spectroscopy. The technique developed is applicable to a wide variety of systems with mid infrared spectral features.
Authors:Grace Kerber/University of Michigan Kevin Lee/IMRA America, Inc. Gengji Zhou/University of Michigan Marco Cassinerio/IMRA America, Inc. Jie Jiang/IMRA America, Inc. Martin Fermann/IMRA America, Inc. Steven Cundiff/University of Michigan
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Detection Strategies for Measuring Rotation with the Rotational Doppler Effect (JTu2G.30)
Presenter: Alex Anderson, University of Colorado at Boulder
We report sensitivity differences for two established techniques for measuring rotational Doppler shifts from randomly distributed scatterers. The phase sensitivity of heterodyne detection can measure targets with high scatterer density whereas the fringe method cannot.
Authors:Alex Anderson/University of Colorado at Boulder Elizabeth Strong/University of Colorado Boulder Brendan Heffernan/University of Colorado Boulder Mark Siemens/University of Denver Gregory Rieker/University of Colorado Boulder Juliet Gopinath/University of Colorado at Boulder
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3 GHz All-fiber Dual Optical Frequency Combs at 2.0 μm for High-speed Spectroscopic Applications (JTu2G.31)
Presenter: tian qiao, South China University of Technology
We demonstrate dual frequency combs in all-fiber architecture that so far have the highest fundamental repetition rates (FRRs) of 3 GHz at 2.0 μm. An FRR difference of 1.5 MHz enables an ultrafast spectroscopic detection.
Authors:tian qiao/South China University of Technology Wen Xiaoxiao/South China University of Technology Jingfeng Wu/South China University of Technology Wei Lin/South China University of Technology Xiaoming Wei/South China University of Technology Zhongmin Yang/South China University of Technology
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A High-resolution Integrated Spectrometer based on cascaded a ring resonator and an AWG (JTu2G.32)
Presenter: HUIHUI ZHU, NTU
A high-resolution integrated spectrometer consists of a cascaded microring resonator and an AWG is demonstrated and achieved a high resolution of 0.42 nm and bandwidth of 90 nm. It has high potential in biochemical sensing applications.
Authors:HUIHUI ZHU/NTU Shaonan Zheng/AStar Jun Zou/NTU Hong Cai/AStar zhenyu Li/NTU Ai Qun Liu/NTU
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Antiresonant Hollow-Core Fiber for Multiple Gas Detection in the Mid-IR (JTu2G.33)
Presenter: Piotr Jaworski, Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology
We have fabricated an Antiresonant Hollow-Core Fiber for low-loss single-mode guidance in the Mid-IR and demonstrated its application to simultaneous detection of methane and ethane using Wavelength Modulation Spectroscopy.
Authors:Piotr Jaworski/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology Fei Yu/R&D Center of High Power Laser Component,. Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences Piotr Bojes/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology Dakun Wu/R&D Center of High Power Laser Component,. Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences Pawel Koziol/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology Grzegorz Dudzik/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology Krzysztof Abramski/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology Meisong Liao/R&D Center of High Power Laser Component,. Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences Karol Krzempek/Laser & Fiber Electronics Group, Faculty of Electronics, Wroclaw University of Science and Technology
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Non-Mechanical Scanning AMCW Laser Rangefinder Using Wavelength-Swept Dispersion-Tuned Fiber Laser (JTu2G.34)
Presenter: Zheyuan Zhang, University of Tokyo
We for the first time proposed a non-mechanical AMCW rangefinder using dispersion-tuned wavelength-swept laser source. Continuous high-speed scanning of 10 kHz and centimeter-level depth resolution had been achieved with a single-pixel detector.
Authors:Zheyuan Zhang/University of Tokyo Chao Zhang/University of Tokyo takuma shirahata/University of Tokyo Shinji Yamashita/University of Tokyo Sze Set/University of Tokyo
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Surface Plasmon Resonance Biosensor with Coated Graphene Oxide Embedded in a Microfluidic Chip (JTu2G.35)
Presenter: zhao yang, Huazhong Univ of Science & Technology
An MMF-OHSC-MMF SPR sensor with coated GO/Au film is presented and available for microfluidic chips. Our proposed sensor has advantages of high BSA concentration sensitivity (6.29 nm/(mg/ml)), low sample consumption and robust.
Authors:zhao yang/Huazhong Univ of Science & Technology Li Xia/Huazhong Univ of Science & Technology Wei Li/Huazhong Univ of Science & Technology Gangmin Li/Huazhong Univ of Science & Technology Zhiyuan Li/Huazhong Univ of Science & Technology Zhengran Li/Huazhong Univ of Science & Technology Jinmin Wang/Huazhong Univ of Science & Technology
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