Mid-infrared methane sensing using interband cascade laser and anti-resonant hollow-core fiber

Grzegorz Gomolka; Mariusz Klimczak; Dariusz Pysz; Grzegorz Stepniewski; Grzegorz Stepniewski; Ryszard Buczyński; Ryszard Buczyński; Michal Nikodem

doi:10.1364/ES.2021.ETh2A.5

OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES)
OSA Technical Digest (Optica Publishing Group, 2021),
paper ETh2A.5
•https://doi.org/10.1364/ES.2021.ETh2A.5

Mid-infrared methane sensing using interband cascade laser and anti-resonant hollow-core fiber

Grzegorz Gomolka, Mariusz Klimczak, Dariusz Pysz, Grzegorz Stepniewski, Ryszard Buczyński, and Michal Nikodem

Optics and Photonics for Sensing the Environment 2021

Washington, DC United States
19–23 July 2021
ISBN: 978-1-943580-90-3

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Integrated Frequency Combs and Sensors (ETh2A)

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G. Gomolka, M. Klimczak, D. Pysz, G. Stepniewski, R. Buczyński, and M. Nikodem, "Mid-infrared methane sensing using interband cascade laser and anti-resonant hollow-core fiber," in OSA Optical Sensors and Sensing Congress 2021 (AIS, FTS, HISE, SENSORS, ES), S. Buckley, F. Vanier, S. Shi, K. Walker, I. Coddington, S. Paine, K. Lok Chan, W. Moses, S. Qian, P. Pellegrino, F. Vollmer, G. , J. Jágerská, R. Menzies, L. Emmenegger, and J. Westberg, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper ETh2A.5.

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Abstract

Mid-infrared laser absorption spectroscopy of methane near 3.27 µm inside hollow-core fiber is presented. High sensitivity and selectivity are obtained by using wavelength modulation spectroscopy method and interband cascade laser as a source.

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