Optical detection of C4H2 in an Ar/C2H2 dusty plasma using mid-IR ICL-based frequency modulation spectroscopy

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

doi:10.1364/SENSORS.2023.STu2D.7

Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES)
Technical Digest Series (Optica Publishing Group, 2023),
paper STu2D.7
•https://doi.org/10.1364/SENSORS.2023.STu2D.7

Optical detection of C₄H₂ in an Ar/C₂H₂ dusty plasma using mid-IR ICL-based frequency modulation spectroscopy

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

Optical Sensors 2023

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

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Gas Sensing (STu2D)

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M. Pal, N. Faßheber, A. Petersen, F. Greiner, and G. Friedrichs, "Optical detection of C4H2 in an Ar/C2H2 dusty plasma using mid-IR ICL-based frequency modulation spectroscopy," in Optica Sensing Congress 2023 (AIS, FTS, HISE, Sensors, ES), Technical Digest Series (Optica Publishing Group, 2023), paper STu2D.7.

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Abstract

An ICL-based mid-IR frequency modulation absorption spectrometer around 3 µm has been developed. It was tested and deployed for simultaneous monitoring of the temporal dynamics of C₂H₂and C₄H₂ in a low pressure plasma discharge.

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