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Co-generated dual-comb spectroscopy based on fiber interrogated graphene-silica microresonator for individual gas molecule detection

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Abstract

Kerr-Raman frequency combs are co-generated in a graphene enhanced silica microsphere resonator. By using the intracavity dual-comb spectroscopy, we demonstrate a sensor platform to detect gas molecules with fast response and individual molecule sensitivity.

© 2020 The Author(s)

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