Prof. Guofeng Yan Profile

Prof. Guofeng Yan

at Zhejiang Lab

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Author

Publications (3)

Proceedings Article | 27 November 2023 Paper

Broadband gas absorption spectrometer based on spatial dispersion with sub-ms time resolution

Zhiwei Liu, Xuyang Wu, Hongda Chen, Gangyun Guan, Guofeng Yan, Chuantao Zheng

Proceedings Volume 12771, 1277111 (2023) https://doi.org/10.1117/12.2687712

KEYWORDS: Spectroscopy, Carbon monoxide, Absorption spectrum, Spectral resolution, Diffraction gratings, Spatial resolution, Optical transmission, Near infrared

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Proceedings Article | 29 March 2023 Open Access

Wavelength scanning spectroscopic gas detection based on laser frequency comb enabled by phase-shifted fiber Bragg grating (PS-FBG)

Zhiwei Liu, Guofeng Yan, Junqiu Long, Yunjiang Rao

Proceedings Volume 12601, 126010S (2023) https://doi.org/10.1117/12.2667183

KEYWORDS: Spectroscopy, Carbon monoxide, Laser frequency, Wavelength tuning, Repetition frequency, Signal processing, Pulse signals, Frequency combs, Fiber Bragg gratings, Absorption spectroscopy

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Proceedings Article | 15 December 2022 Paper

Non-dispersive optical gas sensing based on free-running fiber laser frequency comb with a narrowband filter

Zhiwei Liu, Guofeng Yan, Yunjiang Rao

Proceedings Volume 12478, 124784L (2022) https://doi.org/10.1117/12.2654962

KEYWORDS: Optical filters, Frequency combs, Absorption, Pulsed laser operation, Fiber lasers, Optical sensing, Spectroscopy, Signal detection

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