Humidity Sensor based on Mach-Zehnder Interferometer Coated with Graphene Oxide

Yu Zhu; Chen Jiang; Yuehui Ma; Long Chen; Yunqi Liu

doi:10.1364/ACPC.2021.T4A.23

Asia Communications and Photonics Conference 2021
Technical Digest Series (Optica Publishing Group, 2021),
paper T4A.23
•https://doi.org/10.1364/ACPC.2021.T4A.23

Humidity Sensor based on Mach-Zehnder Interferometer Coated with Graphene Oxide

Yu Zhu, Chen Jiang, Yuehui Ma, Long Chen, and Yunqi Liu

Asia Communications and Photonics Conference 2021

Shanghai China
24–27 October 2021
ISBN: 978-1-957171-00-5

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Poster Session (T4A)

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Y. Zhu, C. Jiang, Y. Ma, L. Chen, and Y. Liu, "Humidity Sensor based on Mach-Zehnder Interferometer Coated with Graphene Oxide," in Asia Communications and Photonics Conference 2021, C. Chang-Hasnain, A. Willner, W. Shieh, P. Shum, Y. Su, G. Li, B. Eggleton, R. Essiambre, D. Dai, and D. Ma, eds., Technical Digest Series (Optica Publishing Group, 2021), paper T4A.23.

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Abstract

In this work, a graphene oxide-coated Mach-Zehnder interferometer is proposed for relative humidity sensing applications. The sensor has a high sensitivity with 0.212 dB/%RH in a RH range of 30-70%.

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