Ultrahigh-sensitive fiber optic acetone gas sensor with Vernier effect based on parallel FPIs

Yingxuan Liu; Yong Zhao; Zi-ting Lin; Xu-guang Hu

doi:10.1364/OFS.2023.Tu3.6

28th International Conference on Optical Fiber Sensors
Technical Digest Series (Optica Publishing Group, 2023),
paper Tu3.6
•https://doi.org/10.1364/OFS.2023.Tu3.6

Ultrahigh-sensitive fiber optic acetone gas sensor with Vernier effect based on parallel FPIs

Yingxuan Liu, Yong Zhao, Zi-ting Lin, and Xu-guang Hu

Optical Fiber Sensors 2023

Naka-ku, Hamamatsu-shi Japan
20–24 November 2023
ISBN: 978-1-957171-30-2

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Poster Session I (Tu3)

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Y. Liu, Y. Zhao, Z. Lin, and X. Hu, "Ultrahigh-sensitive fiber optic acetone gas sensor with Vernier effect based on parallel FPIs," in 28th International Conference on Optical Fiber Sensors, Technical Digest Series (Optica Publishing Group, 2023), paper Tu3.6.

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Abstract

An ultrahigh-sensitive acetone gas sensor based on the Vernier effect is proposed. The sensitivity of the sensor to acetone reaches 26.91 pm/ppm, which is about 15.38 times more sensitive than that of a single FPI.

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