Mr. Chaoqun Ma Profile

Chaoqun Ma

at Southwest Institute of Technical Physics

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Author

Publications (6)

Proceedings Article | 30 December 2021 Paper

A 3.9 µm Ho3+:BYF laser pumped by a three-mirror cavity Cr:LiSAF laser with high optical-to-optical efficiency

Chaoqun Ma, Ying Zhang, He Cai, Juhong Han, Kepeng Rong, Guofei An, Jiawei Guo, Xiaoxu Liu, Haoyu Li, Jiao Yang, Qing Luo, You Wang

Proceedings Volume 12061, 1206123 (2021) https://doi.org/10.1117/12.2606681

KEYWORDS: Crystals, Mid-IR, Laser optics, Laser crystals, Output couplers, Holmium, Quantum cascade lasers, Mirrors, Energy efficiency, Tunable lasers

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Proceedings Article | 24 November 2021 Paper

Evaluation of laser-induced plasma distribution using a Hilbert's algorithm

Haoyu Li, Feng Yang, He Cai, Jiawei Guo, Qiang Zhou, Jiao Yang, Hongyuan Wang, Guofei An, Ying Zhang, Chaoqun Ma, Qing Luo, You Wang

Proceedings Volume 12060, 120601M (2021) https://doi.org/10.1117/12.2606922

KEYWORDS: Plasma, Laser processing, Refractive index, Interferometry, Electrons, Mach-Zehnder interferometers, Laser energy, Laser beam diagnostics, Pulsed laser operation, High power lasers

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Proceedings Article | 24 November 2021 Paper

Theoretical analyses of physical characteristics of a silicon wafer using laser beams with different pulse widths

Ying Zhang, Shiheng Zhang, Chaoqun Ma, Qing Luo, Yunru Fan, Haoyu Li, Juhong Han, Jiao Yang, Xiaoxu Liu, Kepeng Rong, Guofei An, You Wang

Proceedings Volume 12060, 1206013 (2021) https://doi.org/10.1117/12.2606543

KEYWORDS: Silicon, Semiconducting wafers, Semiconductor lasers, Femtosecond phenomena, Picosecond phenomena, Laser cutting, Laser processing, Pulsed laser operation, Optical simulations

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Proceedings Article | 9 October 2021 Poster + Paper

Simulation study on physical features of a silicon substrate during stealth dicing with a constrained interpolation profile procedure

Yun Huang, Jiao Yang, Yunru Fan, Qing Luo, Hao Xing, Ruina Fang, Weijiang Wang, Shiheng Zhang, Chaoqun Ma, Haizhi Song, Ying Zhang, Qiang Zhou, Guangwei Deng, You Wang

Proceedings Volume 11892, 1189215 (2021) https://doi.org/10.1117/12.2602799

KEYWORDS: Silicon, Semiconducting wafers, Absorption, Semiconductor lasers, Pulsed laser operation, Laser processing, Optical simulations, Laser irradiation, Computer simulations, Monochromatic aberrations

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Proceedings Article | 9 October 2021 Poster + Paper

Theoretical study of characteristics of laser-drilling with a Gaussian beam and a top-flat beam in time domain

Hao Xing, Qing Luo, Jieping Luo, Weijiang Wang, Ruina Fang, Yun Huang, Yunru Fan, Ying Zhang, Chaoqun Ma, Shiheng Zhang, Jiao Yang, You Wang

Proceedings Volume 11892, 1189214 (2021) https://doi.org/10.1117/12.2602785

KEYWORDS: Pulsed laser operation, Laser drilling, Laser processing, Optical simulations, Laser applications, Fiber lasers, Reflectivity, Laser cutting, Mode locking, Femtosecond phenomena

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Proceedings Article | 4 December 2020 Paper

Possibility of processing a glass plate by heating the material with an ultraviolet laser

Chaoqun Ma, Ying Zhang, Xiaoxu Liu, Qing Luo, Jiao Yang, Haoyu Li, Lijuan Tan, Juhong Han, He Cai, Guofei An, Kepeng Rong, You Wang

Proceedings Volume 11617, 116171S (2020) https://doi.org/10.1117/12.2585226

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Showing 5 of 6 publications

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