Photoacoustic gas sensor based on an array of quantum cascade lasers and a quartz tuning fork: towards multi-gas sensing

M. Duquesnoy; J-M. Melkonian; R. Levy; G. Aoust; G. Maisons; M. Guais; L. Tran; M. Raybaut

doi:10.1364/ES.2023.ETu5E.3

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper ETu5E.3
•https://doi.org/10.1364/ES.2023.ETu5E.3

Photoacoustic gas sensor based on an array of quantum cascade lasers and a quartz tuning fork: towards multi-gas sensing

M. Duquesnoy, J-M. Melkonian, R. Levy, G. Aoust, G. Maisons, M. Guais, L. Tran, and M. Raybaut

Optics and Photonics for Sensing the Environment 2023

Munich Germany
30 July–3 August 2023
ISBN: 978-1-957171-24-1

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Novel Techniques for Environmental Sensing (ETu5E)

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M. Duquesnoy, J. Melkonian, R. Levy, G. Aoust, G. Maisons, M. Guais, L. Tran, and M. Raybaut, "Photoacoustic gas sensor based on an array of quantum cascade lasers and a quartz tuning fork: towards multi-gas sensing," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper ETu5E.3.

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Abstract

We present a photoacoustic gas sensor employing QCLs and a versatile detector based on a quartz tuning fork and an acoustic radial resonator. We present first measurements and perspectives for multi-gas sensing.

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