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Conferences > OFS > 2023 > Tu3 > Tu3.16

Two-component photothermal gas sensor with a pump-probe-alternating technique

Linhao Guo, Pengcheng Zhao, Shoulin Jiang, Haihong Bao, Shoufei Gao, Yingying Wang, Hoi Lut Ho, and Wei Jin

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Abstract

We report a high-sensitivity hollow-core fiber photothermal acetylene/methane gas sensor with a reduced pump-probe configuration, which alternately uses two distributed feedback lasers as pump and probe beams via time-division multiplexing.

© 2023 The Author(s)

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