Ms. Qiuhui Chu Profile

Qiuhui Chu

at China Academy of Engineering Physics

SPIE Involvement:

Author

Publications (12)

Proceedings Article | 4 December 2024 Paper

Investigation of polarization-direction-dependent SBS threshold in monolithic high-power PM fiber amplifiers

Yu Wen, Qiuhui Chu, Rumao Tao, Haokun Li, Chun Zhang, Lingli Huang, Yuan Zhu, Yuefang Yan, Qiang Shu, Haoyu Zhang, Jianjun Wang

Proceedings Volume 13283, 1328311 (2024) https://doi.org/10.1117/12.3034507

KEYWORDS: Polarization, Fiber lasers, Laser damage threshold, Fiber amplifiers, Cladding, Birefringence, Transverse mode instability, Quartz, Structured optical fibers

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Proceedings Article | 18 March 2024 Paper

Investigation on wavelength-dependent absorption characteristic of wavelength-stable LDs in fiber laser

Lingli Huang, Yi Shi, Fengyun Li, Chun Zhang, Qiuhui Chu, Haoyu Zhang, Cong Gao, Rumao Tao, Honghuan Lin, Li Li

Proceedings Volume 13104, 131045V (2024) https://doi.org/10.1117/12.3023700

KEYWORDS: Fiber lasers, Light absorption, Absorption, Ytterbium, Temperature metrology, Semiconductor lasers, Manufacturing, Engineering

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Proceedings Article | 18 December 2023 Paper

Impact of mode instability on polarization extinction ratio in backward pumped fiber amplifiers

Qiuhui Chu, Chun Zhang, Qiang Shu, Chao Guo, Haoyu Zhang, Rumao Tao, Honghuan Lin

Proceedings Volume 12959, 1295918 (2023) https://doi.org/10.1117/12.3008002

KEYWORDS: Fiber lasers, Fiber amplifiers, Phase modulation, Polarization, Cladding, Beam diameter, Picosecond phenomena, Laser frequency, Laser systems engineering, Signal processing

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Proceedings Article | 21 March 2023 Paper

1090 nm all-fiberized and polarization-maintained fiber laser with narrow linewidth and near-single-mode beam quality

Chao Guo, Yuefang Yan, Kegong Dong, Qiang Shu, Haoyu Zhang, Qiuhui Chu, Honghuan Lin

Proceedings Volume 12595, 1259524 (2023) https://doi.org/10.1117/12.2668988

KEYWORDS: Fiber lasers, Oscillators, Amplifiers, Fiber amplifiers, Fiber Bragg gratings, Semiconductor lasers, Beam diameter, Cladding, Laser systems engineering, Polarization

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Proceedings Article | 21 March 2023 Paper

3 kW polarization maintained fiber lasers with 10.6 GHz linewidth and near diffraction limited beam quality

Qiuhui Chu, Qiang Shu, Chao Guo, Haoyu Zhang, Rumao Tao, Honghuan Lin, Jianjun Wang

Proceedings Volume 12595, 125952G (2023) https://doi.org/10.1117/12.2671818

KEYWORDS: Phase modulation, Fiber lasers, Polarization, Diffraction limit, Diffraction, Laser scattering, Raman scattering, Fiber amplifiers, Semiconductor lasers, Modulation

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Proceedings Article | 21 March 2023 Paper

Suppression of SBS with phase modulation in high power laser

Jing Wen, Qiuhui Chu, Ruoyu Liao, Xianheng Yang, Xi Feng, Chen Fan, Yi Si, Ming Li, Benjian Shen, Fuquan Li, Lianghua Xie, Honghuan Lin, Jianjun Wang, Jing Feng, Longbiao Zhao, Rumao Tao

Proceedings Volume 12595, 1259507 (2023) https://doi.org/10.1117/12.2666801

KEYWORDS: Phase modulation, Absorption, High power lasers, Fiber lasers, Optical fibers, Laser scattering, Beam diameter

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Proceedings Article | 27 March 2022 Paper

Coherent beam combination of kW fiber lasers with a filling aperture

Yuefang Yan, Rumao Tao, Qiuhui Chu, Xi Feng, Haoyu Zhang, Jianjun Wang, Honghuan Lin, Feng Jing, Wenhui Huang

Proceedings Volume 12169, 121696F (2022) https://doi.org/10.1117/12.2624752

KEYWORDS: Fiber lasers, Coherent beam combination, Phase measurement, Modulators, Optical testing

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Proceedings Article | 27 March 2022 Paper

Suppression of stimulated Brillouin scattering in narrow linewidth fiber amplifier with white noise signal phase modulated seed

Jing Wen, Yi Shi, Xianheng Yang, Qiuhui Chu, Pengfei Zhao, Ruoyu Liao, Sixin Wu, Yun Luo, Dongyang Zou, Xinyi Dou, Ouyang Li'e, YunFeng You, Honghuan Lin, Zhuo Wang, Feng Jing, Jianjun Wang

Proceedings Volume 12169, 12169CB (2022) https://doi.org/10.1117/12.2627211

KEYWORDS: Fiber lasers, Fiber amplifiers, Interference (communication), Scattering, Modulation, Amplifiers, Optical simulations, Laser scattering, Signal attenuation

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Proceedings Article | 17 April 2020 Paper

Temporal frequency study on stimulated Raman scattering induced mode instability in high power fiber lasers

Qiang Shu, Qiuhui Chu, Rumao Tao, Chao Guo, Honghuan Lin, Jianjun Wang

Proceedings Volume 11455, 114557N (2020) https://doi.org/10.1117/12.2565359

KEYWORDS: Amplifiers, Fiber lasers, Raman scattering, High power fiber lasers, Step index fibers, Temperature metrology, Fiber amplifiers, Raman spectroscopy, Cameras, Photodiodes

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Proceedings Article | 17 April 2020 Paper

Impact of bend-induced mode distortion on mode instability in high power fiber amplifiers

Qiuhui Chu, Rumao Tao, Honghuan Lin, Jianjun Wang, Feng Jing

Proceedings Volume 11455, 1145545 (2020) https://doi.org/10.1117/12.2564812

KEYWORDS: Distortion, Fiber amplifiers, Fiber lasers, Laser damage threshold, Signal attenuation, High power fiber amplifiers, Optical simulations, Cladding, Diffraction, Light wave propagation

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Proceedings Article | 12 December 2018 Paper

3.53 kW average power all-fiber amplifier with 0.16nm narrow-linewidth single-mode beam quality

Yi Shi, Quihui Chu, Ouyang Li'e, Jing Feng, Jianjun Wang, Lei Zhao, Xianheng Yang, Yun Luo, YunFeng You, Jing Wen

Proceedings Volume 10844, 108440V (2018) https://doi.org/10.1117/12.2505495

KEYWORDS: Optical amplifiers, Fiber lasers, Fiber amplifiers, Laser systems engineering, Laser scattering, Raman scattering, High power fiber lasers, Amplifiers, Optical testing

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Proceedings Article | 5 March 2018 Paper

1030 nm high power polarization maintained fiber laser with narrow linewidth and near-diffraction-limited beam quality

Qiuhui Chu, Pengfei Zhao, Chengyu Li, Bopeng Wang, Honghuan Lin, Chao Guo, Yu Liu, Feng Jing, Chuanxiang Tang

Proceedings Volume 10710, 107103S (2018) https://doi.org/10.1117/12.2317548

KEYWORDS: Fiber lasers, Polarization, Fiber amplifiers, Oscillators, Optical amplifiers, Amplifiers, Thermal effects, Physics, High power fiber lasers, Phase modulation

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Showing 5 of 12 publications

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