Prof. Hongwei Qu Profile

Prof. Hongwei Qu

at Institute of Semiconductors

SPIE Involvement:

Author

Publications (19)

Proceedings Article | 24 November 2023 Paper

Spectral characteristics optimization of high power semiconductor laser diodes by adjusting the reflectivity of the cavity surface coating film

Kang Zhang, Fengxin Dong, Xuyan Zhou, Jianxin Zhang, Hailing Wang, Lichang Wang, Xueshuang Wang, Yankun Wang, Yanqing Jia, Ting Fu, Hongwei Qu

Proceedings Volume 12935, 129354J (2023) https://doi.org/10.1117/12.3008036

KEYWORDS: Coating, Semiconductor lasers, Collimation, High power lasers, Mirrors, Reflection, Diodes, Solid state lasers, Roads, Physics

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Proceedings Article | 24 November 2023 Paper

Design of silicon couplers for efficient coupling of SOI silicon waveguides to single-mode fibers

Yankun Wang, Hailing Wang, Xuyan Zhou, Jianxin Zhang, Fengxin Dong, Xueshuang Wang, Yanqing Jia, Kang Zhang, Hongwei Qu

Proceedings Volume 12935, 1293551 (2023) https://doi.org/10.1117/12.3008178

KEYWORDS: Silicon, Waveguides, Single mode fibers, Optical fibers, Design and modelling, Silicon photonics, Silicon nitride, Silica, Integrated optics, Refractive index

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Proceedings Article | 24 November 2023 Paper

A compact silicon hybrid plasmonic waveguide polarization controller for high density silicon photonics integration

Xueshuang Wang, Hailing Wang, Xuyan Zhou, Jianxin Zhang, Fengxin Dong, Hongwei Qu, Yankun Wang, Kang Zhang, Yanqing Jia

Proceedings Volume 12935, 129354T (2023) https://doi.org/10.1117/12.3008102

KEYWORDS: Polarization, Silicon, Reflection, Waveguides, Refractive index, Bragg gratings, Silica, Silicon photonics, Absorption, Plasmonic waveguides

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Proceedings Article | 21 March 2023 Paper

Designs of fiber coupling without collimation based on photonic crystal laser diodes

Xiaoxu Xing, Xuyan Zhou, Zhonghao Chen, Ting Fu, Chuanwang Xu, Lingqian Meng, Jing Liu, Hongwei Qu, Aiyi Qi, Yufei Wang, Wanhua Zheng

Proceedings Volume 12595, 125950U (2023) https://doi.org/10.1117/12.2667176

KEYWORDS: Semiconductor lasers, Fiber coupled lasers, Photonic crystals

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Proceedings Article | 27 December 2022 Presentation + Paper

Analysis of thermal characteristics of microchannel-cooled photonic crystal laser diode bars

Meihao Zheng, Hongwei Qu, Guangqiang Liu, Xuyan Zhou, Jianxin Zhang, Aiyi Qi, Jiatong Sui, Yu Zhang

Proceedings Volume 12311, 123110B (2022) https://doi.org/10.1117/12.2643947

KEYWORDS: Semiconductor lasers, Photonic crystals, Resistance, Heatsinks, Finite element methods, Computational fluid dynamics, Optoelectronics, Laser welding, Fluid dynamics

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Proceedings Article | 27 December 2022 Presentation + Paper

Wet oxidation and its influence on high performance five-junction 940 nm VCSELs

Jiatong Sui, Hongwei Qu, Guangqiang Liu, Xuyan Zhou, Jianxin Zhang, Fansheng Meng, Yufei Wang, Yu Zhang, Meihao Zheng

Proceedings Volume 12311, 123110O (2022) https://doi.org/10.1117/12.2643843

KEYWORDS: Vertical cavity surface emitting lasers, LIDAR, 3D modeling, Thermal modeling, Temperature metrology, Diffusion, Computer simulations

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Proceedings Article | 27 December 2022 Presentation + Paper

Study of thermal characteristics of high-power photonic crystal laser diodes with CS-mount package

Yu Zhang, Hongwei Qu, Guangqiang Liu, Xuyan Zhou, Jianxin Zhang, Aiyi Qi, Yufei Wang, Jiatong Sui, Meihao Zheng

Proceedings Volume 12311, 1231109 (2022) https://doi.org/10.1117/12.2643844

KEYWORDS: Heatsinks, Semiconductor lasers, Photonic crystals, Resistance, Copper, High power lasers, Thermal effects, Packaging, Laser welding

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Proceedings Article | 5 November 2020 Paper

A promising low noise and high gain InGaAs/Si avalanche photodiode

Hongling Peng, Hongwei Qu, Wanhua Zheng

Proceedings Volume 11564, 1156407 (2020) https://doi.org/10.1117/12.2579756

KEYWORDS: Silicon, Indium gallium arsenide, Avalanche photodetectors, Interfaces, Semiconducting wafers, Wafer bonding, Avalanche photodiodes, Absorption, Fiber optic communications

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Proceedings Article | 6 November 2018 Paper

High-power high-efficiency tilted waved laser based on the quasi-periodicity photonic crystal structure

Zhonghao Chen, Aiyi Qi, Shaoyu Zhao, Hongwei Qu, Xuyan Zhou, Xiaoxu Xing, Xueyou Wang, Wanhua Zheng

Proceedings Volume 10812, 108121C (2018) https://doi.org/10.1117/12.2502518

KEYWORDS: Semiconductor lasers, High power lasers, Laser applications, Semiconductors

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Proceedings Article | 5 November 2018 Paper

Sidelobe suppression of laser diode arrays by on-chip phase and amplitude manipulation

Xuyan Zhou, Hongwei Qu, Aiyi Qi, Zhonghao Chen, Xiaoxu Xing, Xueyou Wang, Yufei Wang, Wanhua Zheng

Proceedings Volume 10811, 108110J (2018) https://doi.org/10.1117/12.2500531

KEYWORDS: Phase shifts, Waveguides, Semiconductor lasers, Beam propagation method, Light scattering, Waveguide modes

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Proceedings Article | 25 October 2018 Paper

Compact two-dimensional photonic crystal bandedge resonance for perovskite laser

Zhishuang Liu, Mingfei Sun, Qingyan Ma, Yufei Wang, Hongwei Qu, Wanhua Zheng, Zhijie Wang

Proceedings Volume 10823, 108230E (2018) https://doi.org/10.1117/12.2501075

KEYWORDS: Photonic crystals, Perovskite, Semiconductor lasers, Silicon, Optoelectronics, Semiconductors, Light emitting diodes, Visible radiation, Materials science, Optoelectronic devices

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Proceedings Article | 24 October 2017 Paper

High-efficiency fiber-coupled module based on multi-single emitter photonic-band-crystal laser diodes

Yang Chen, Hongwei Qu, Yufang Zhang, Yufei Wang, Xiaolong Ma, Wanhua Zheng

Proceedings Volume 10457, 104572J (2017) https://doi.org/10.1117/12.2284900

KEYWORDS: Semiconductor lasers, Fiber lasers

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Proceedings Article | 24 October 2017 Paper

Effect of ridge structure on electro-optical characteristics of ridge-waveguide lasers with low vertical divergence based on photonic crystal structure

Shaoyu Zhao, Aiyi Qi, Hongwei Qu, Xuyan Zhou, Yuzhe Lin, Yufei Wang, Wanhua Zheng

Proceedings Volume 10457, 104572B (2017) https://doi.org/10.1117/12.2284797

KEYWORDS: Electro optics, Photonic crystals, Etching

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Proceedings Article | 24 October 2017 Paper

Improved power and efficiency for tapered lasers with optimized photonic crystal structures

Xiaolong Ma, Hongwei Qu, Shaoyu Zhao, Xuyan Zhou, Yuzhe Lin, Wanhua Zheng

Proceedings Volume 10457, 104571O (2017) https://doi.org/10.1117/12.2284461

KEYWORDS: Quantum efficiency, High power lasers, Quantum wells

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Proceedings Article | 24 October 2017 Paper

The development of high sensitivity silicon avalanche photodiode array

Hongling Peng, Xiangkai Zhao, Guanxin Zhang, Hongwei Qu, Aiyi Qi, Dongmei Li, Wanhua Zheng

Proceedings Volume 10460, 104601Q (2017) https://doi.org/10.1117/12.2285594

KEYWORDS: Silicon, Avalanche photodiodes

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Proceedings Article | 31 October 2016 Paper

High efficiency single transverse mode photonic band crystal lasers with low vertical divergence

Shaoyu Zhao, Hongwei Qu, Yun Liu, Lunhua Li, Yang Chen, Xuyan Zhou, Yuzhe Lin, Anjin Liu, Aiyi Qi, Wanhua Zheng

Proceedings Volume 10019, 100190A (2016) https://doi.org/10.1117/12.2246318

KEYWORDS: Photonic crystals, Laser crystals, Waveguides, Semiconductor lasers, Crystals, Internal quantum efficiency, Aluminum, Continuous wave operation, Photonic crystal devices, Optoelectronics

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Proceedings Article | 31 October 2016 Paper

980 nm tapered lasers with photonic crystal structure for low vertical divergence

Xiaolong Ma, Hongwei Qu, Pengchao Zhao, Yun Liu, Wanhua Zheng

Proceedings Volume 10019, 1001907 (2016) https://doi.org/10.1117/12.2246353

KEYWORDS: Photonic crystals, Crystals, Laser crystals, Laser applications, High power lasers, Semiconductor lasers, Continuous wave operation, Refractive index, Temperature metrology

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Proceedings Article | 18 November 2014 Paper

One-dimensional photonic crystal lasers with narrow vertical divergence and wavelength stabilization

Y. Liu, L. Liu, H. W. Qu, W. H. Zheng

Proceedings Volume 9267, 926716 (2014) https://doi.org/10.1117/12.2073632

KEYWORDS: Photonic crystals, Laser stabilization, Reflectivity, Laser crystals, Interfaces, Semiconductor lasers, Continuous wave operation, Quantum wells, Refractive index, Laser applications

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Proceedings Article | 9 February 2012 Paper

Lateral cavity photonic crystal surface emitting lasers with ultralow threshold and large power

Yufei Wang, Hongwei Qu, Wenjun Zhou, Bin Jiang, Jianxin Zhang, Aiyi Qi, Lei Liu, Feiya Fu, Wanhua Zheng

Proceedings Volume 8277, 827706 (2012) https://doi.org/10.1117/12.906609

KEYWORDS: Photonic crystals, Diffraction, Semiconducting wafers, Laser crystals, Etching, Laser damage threshold, Semiconductor lasers, Electron beam lithography, Distributed Bragg reflectors, Optical communications

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Showing 5 of 19 publications

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