Dual-Comb Spectroscopy with Photoacoustic Detection

Thibault Wildi; Thibault Voumard; Thibault Voumard; Victor Brasch; Gürkan Yilmaz; Tobias Herr

doi:10.1364/ES.2020.EM2C.1

Optical Sensors and Sensing Congress
OSA Technical Digest (Optica Publishing Group, 2020),
paper EM2C.1
•https://doi.org/10.1364/ES.2020.EM2C.1

Dual-Comb Spectroscopy with Photoacoustic Detection

Thibault Wildi, Thibault Voumard, Victor Brasch, Gürkan Yilmaz, and Tobias Herr

Optics and Photonics for Sensing the Environment 2020

Washington, DC United States
22–26 June 2020
ISBN: 978-1-943580-78-1

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Frequency Combs and Hyper-spectral Sensing (EM2C)

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T. Wildi, T. Voumard, V. Brasch, G. Yilmaz, and T. Herr, "Dual-Comb Spectroscopy with Photoacoustic Detection," in Optical Sensors and Sensing Congress, OSA Technical Digest (Optica Publishing Group, 2020), paper EM2C.1.

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Abstract

Dual-comb photoacoustic spectroscopy is demonstrated, providing scan-free mapping of optical absorption spectra to acoustic pressure waves. Infrared absorption features of a low volume gas sample are resolved with high signal-to-noise ratio in short acquisition time.

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