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Conferences > CLEO_SI > 2020 > SF2N > SF2N.5

Broadband Mid-infrared Trace Gas Sensor Based on a Supercontinuum Source and Lock-in Detection

Khalil Eslami Jahromi, Amir Khodabakhsh, Mohammadreza Nematollahi, Qing Pan, and Frans J.M. Harren

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Abstract

We present a mid-infrared supercontinuum-based trace gas sensor. A lock-in technique is applied to enhance the signal-to-noise ratio by over an order of magnitude, achieving a sensitivity of ~10 ppbv Hz-1/2 for the detection of methane.

© 2020 The Author(s)

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