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Conferences > CLEO_SI > 2021 > JW1A > JW1A.104

Highly-sensitive infrared photon counting by nondegenerate two-photon absorption under mid-infrared pumping

Jianan Fang, Yinqi Wang, Ming Yan, E. Wu, Kun Huang, and Heping Zeng

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Abstract

Infrared photon detection was realized based on nondegenerate two-photon absorption in silicon, where the mid-infrared pumping scheme significantly enhanced the sensitivity by eliminating background noises due to the harmonic excitation.

© 2021 The Author(s)

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