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Conferences > CLEOPR > 2018 > Th1L > Th1L.2

All-Optical Ammonia Gas Sensor Using Silicon Microring Resonator Covered with Graphene

Masayasu Sato, Hiroki Kshikawa, Nobuo Goto, Shin-ichiro Yanagiya, and Shien-Kuei Liaw

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Abstract

All-optical gas sensor consisting of graphene covered silicon microring resonator is proposed. Ammonia gas increases the Fermi level of graphene. The gas concentration can be detected by the resonant-wavelength shift by microring resonator.

© 2018 The Author(s)

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