Dr. Qinghua Zhang Profile

Dr. Qinghua Zhang

at Chengdu Fine Optical Engineering Research Ctr

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 23 December 2023 Paper

Preparation of enhanced Al/MgF2 vacuum ultraviolet reflective coatings using electron-beam evaporation

Zhenfei Luo, Yaowei Wei, Fei Fan, Qinghua Zhang, Jian Wang

Proceedings Volume 12982, 129820I (2023) https://doi.org/10.1117/12.3021031

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Proceedings Article | 27 March 2022 Paper

Effects of multi-pulses on material removal threshold of superalloy irradiated by ultra-short pulsed lasers

Yun Gao, Ze-nan Yang, Cheng-wei Song, Yuan-hang Zhang, Jian Zhang, Qing-hua Zhang, Min-cai Liu, Ya-guo Li

Proceedings Volume 12169, 121699N (2022) https://doi.org/10.1117/12.2625457

KEYWORDS: Laser ablation, Laser damage threshold, Femtosecond phenomena, Pulsed laser operation, Ultrafast lasers, Metals, Applied physics, Laser energy, Absorption

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Proceedings Article | 13 December 2021 Paper

A prediction algorithm for the smoothing process of large-aperture optical components with complex periodic middle-spatial frequency errors

Jing Hou, Shi-wei Liu, Xian-hua Chen, Qing-hua Zhang, Jian Wang, Bo Zhong, Wen-hui Deng

Proceedings Volume 12071, 120710B (2021) https://doi.org/10.1117/12.2605254

KEYWORDS: Polishing, Surface finishing, Optical components, Spatial frequencies, Platinum, Optics manufacturing, Mathematical modeling, Algorithms, Silica, Optical signal processing

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Proceedings Article | 13 December 2021 Paper

Simulation and application of spherical tool influence function for magnetorheological finishing

Hong-xiang Wang, Shi-wei Liu, Qing-hua Zhang, Jing Hou, Xian-hua Chen

Proceedings Volume 12071, 120710A (2021) https://doi.org/10.1117/12.2603930

KEYWORDS: Polishing, Spherical lenses, Magnetorheological finishing, Surface finishing, Optics manufacturing, Optical components, Image processing, Fluid dynamics, Control systems, Silica

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Proceedings Article | 1 November 2021 Paper

High-speed processing of silicon carbide ceramic by high repetition frequency femtosecond laser

Jian Zhang, Feng Geng, Zhichao Liu, Qinghua Zhang, Qiao Xu, Yaguo Li

Proceedings Volume 12057, 1205737 (2021) https://doi.org/10.1117/12.2606330

KEYWORDS: Silicon carbide, Laser processing, Ceramics, Femtosecond phenomena, Oxidation, Laser scanners, Analytical research, Thermal effects, Scanning electron microscopy, Oxides

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SPIE Journal Paper | 22 October 2020

Ultraviolet nanosecond laser-induced damage on potassium dihydrogen phosphate crystal surface originated from different defects

Feng Geng, Mincai Liu, Qinghua Zhang, Zhichao Liu, Qiao Xu, Yaguo Li

OE, Vol. 60, Issue 03, 031003, (October 2020) https://doi.org/10.1117/12.10.1117/1.OE.60.3.031003

KEYWORDS: Crystals, Laser induced damage, Laser crystals, Potassium, Ultraviolet radiation, Laser irradiation, Laser damage threshold, Luminescence, Laser scattering, Scattering

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Showing 5 of 6 publications

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