Mid-IR frequency modulation spectroscopy for sensing C2H2 in a dusty plasma

Mithun Pal; Michael Stuhr; Nancy Faßheber; Andreas Petersen; Franko Greiner; Franko Greiner; Gernot Friedrichs; Gernot Friedrichs

doi:10.1364/LACSEA.2022.LM4B.4

Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2022),
paper LM4B.4
•https://doi.org/10.1364/LACSEA.2022.LM4B.4

Mid-IR frequency modulation spectroscopy for sensing C₂H₂ in a dusty plasma

Mithun Pal, Michael Stuhr, Nancy Faßheber, Andreas Petersen, Franko Greiner, and Gernot Friedrichs

Laser Applications to Chemical, Security and Environmental Analysis 2022

Vancouver, British Columbia Canada
11–15 July 2022
ISBN: 978-1-957171-10-4

From the session
Infrared Sensing and Frequency Combs (Joint Theme ES and LACSEA on Combs) (LM4B)

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M. Pal, M. Stuhr, N. Faßheber, A. Petersen, F. Greiner, and G. Friedrichs, "Mid-IR frequency modulation spectroscopy for sensing C2H2 in a dusty plasma," in Optical Sensors and Sensing Congress 2022 (AIS, LACSEA, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2022), paper LM4B.4.

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Abstract

We have developed a 3 μm mid-IR continuous wave OPO-based two-tone frequency modulation laser absorption technique. The optical spectrometer was characterized and deployed for investigating C₂H₂ concentration dynamics in a particle forming dusty plasma environment.

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