Dr. Fengxin Dong Profile

Dr. Fengxin Dong

at Institute of Semiconductors CAS

SPIE Involvement:

Author

Publications (10)

Proceedings Article | 28 November 2023 Poster + Paper

High-power single-mode semiconductor lasers based on supersymmetric structures around 795 nm

Lichang Wang, Yufei Wang, Fengxin Dong, Mengna Li, Ting Fu, Xuyan Zhou, Jianxin Zhang

Proceedings Volume 12765, 127651X (2023) https://doi.org/10.1117/12.2688673

KEYWORDS: Tolerancing, Modes of laser operation, Rubidium, Optical simulations, Magnetic resonance imaging, Laser processing, Atomic clocks, Waveguides, Semiconductor lasers, High power lasers

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Proceedings Article | 27 November 2023 Poster + Paper

Parity-time-symmetric microcavity for gas concentration detection

Mengna Li, Yufei Wang, Lichang Wang, Ting Fu, Xuyan Zhou, Jianxin Zhang, Fengxin Dong

Proceedings Volume 12771, 127711Y (2023) https://doi.org/10.1117/12.2689256

KEYWORDS: Optical microcavities, Refractive index, Microrings, Sensors, Hydrogen, Absorption, Carbon monoxide, Signal intensity, Sensing systems, Methane

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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 | 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

Study of InGaAs/InP avalanche photodiodes to suppress edge breakdown

Xiao Shang, Hongling Peng, Hualiang Zhao, Bowen Niu, Xueshang Wang, Tiancai Wang, Peng Cao, Xuyan Zhou, Jianxin Zhang, Fengxin Dong

Proceedings Volume 12935, 129354H (2023) https://doi.org/10.1117/12.3008034

KEYWORDS: Electric fields, Avalanche photodetectors, Etching, Dark current, Absorption, Reliability, Avalanche photodiodes, Photocurrent, Optoelectronics, Physics

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Proceedings Article | 18 December 2019 Paper

Directly modulated semiconductor lasers with surface high-order grating fabricated by standard photolithography

Pijie Ma, Fengxin Dong, Anjin Liu, Wanhua Zheng

Proceedings Volume 11334, 113340D (2019) https://doi.org/10.1117/12.2542187

KEYWORDS: Semiconductor lasers, Optical lithography, Modulation, Optoelectronics, Optical interconnects, Optical communications

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Proceedings Article | 6 November 2018 Paper

32-channel hybrid III-V/silicon laser arrays with 100GHz wavelength spacing based on LSBG structures on silicon waveguide

Ranzhe Meng, Hailing Wang, Mingjin Wang, Pijie Ma, Fengxin Dong, Wanhua Zheng

Proceedings Volume 10812, 108120I (2018) https://doi.org/10.1117/12.2501167

KEYWORDS: Waveguides, Silicon, Semiconductor lasers, Hybrid silicon lasers, Optical simulations, Geometrical optics, Bragg gratings, Silicon photonics, Optoelectronics, Semiconductors

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