Fugitive methane detection using open-path stand-off chirped laser dispersion spectroscopy.
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DOI: 10.1364/ol.427837
Abstract: We report an open-path chirped laser dispersion spectrometer capable of detecting the atmospheric methane concentration above the background using both specular and diffusive reflective surfaces via two distinct operation modes in a stand-off detection configuration.… read more here.
Keywords: open path; spectroscopy; chirped laser; methane ... See more keywords
Broadband gas phase absorber detection and quantification by chirped laser dispersion spectroscopy at 1.55 µm.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.460768
Abstract: The demonstration and first evaluation of chirped laser dispersion spectroscopy (CLaDS) for quantitative measurements of gas molecules with broad spectral features is reported. The demonstration is conducted on propyne (methyl acetylene) gas, using a widely… read more here.
Keywords: chirped laser; gas; laser dispersion; dispersion ... See more keywords