Dispersion spectroscopy with optical frequency comb-based single-shot dual-heterodyne mixing.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.009044
Abstract: We present a novel approach to high-speed dispersion spectroscopy that realizes a wide dynamic range, by simultaneous and parallel phase measurement using scanless dual-heterodyne mixing of 50 and 1.4 GHz frequency intervals. This system can… read more here.
Keywords: dispersion spectroscopy; frequency; heterodyne mixing; spectroscopy ... See more keywords
Molecular dispersion spectroscopy based on Fabry-Perot quantum cascade lasers.
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DOI: 10.1364/ol.42.000243
Abstract: Two Fabry-Perot quantum cascade lasers are used in a differential dual comb configuration to perform rapidly swept dispersion spectroscopy of low-pressure nitrous oxide with read more here.
Keywords: dispersion spectroscopy; quantum cascade; perot quantum; spectroscopy ... 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