Dr. Haiyang Qi Profile

Dr. Haiyang Qi

at Zhejiang Institute of Metrology

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Author

Publications (3)

SPIE Journal Paper | 23 December 2022

Low-cost NO₂ trace concentration measuring device using a broadband diode laser and a customized cavity

Chonghui Cheng, Pengbing Hu, Sumei Liu, Haiyang Qi, Zhemin Chen, Sunqiang Pan

OE, Vol. 61, Issue 12, 124111, (December 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.12.124111

KEYWORDS: Semiconductor lasers, Laser frequency, Measurement devices, Gases, Mirrors, Reflection, Optical engineering, Blue lasers, Vibration, Signal detection

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Proceedings Article | 24 November 2021 Paper

Study on the effects of atmospheric environment on the transmittance of laser transmission based on the Monte Carlo method

Haiyang Qi, Dong Liu, Zhemin Chen, Sunqiang Pan, Sumei Liu, Pengbing Hu, Wenzhao Zhou

Proceedings Volume 12060, 120601O (2021) https://doi.org/10.1117/12.2606942

KEYWORDS: Scattering, Monte Carlo methods, Transmittance, Absorption, Mass attenuation coefficient, Laser scattering, Optical simulations, Multiple scattering, Computer simulations, Atmospheric modeling

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Proceedings Article | 9 October 2021 Poster + Paper

Study on calibration of mask protective effect detector based on precise photometer

Haiyang Qi, Sumei Liu, Sunqiang Pan, Pengbing Hu, Chonghui Chen

Proceedings Volume 11900, 119001O (2021) https://doi.org/10.1117/12.2600681

KEYWORDS: Calibration, Photometry, Particles, Aerosols, Personal protective equipment

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