Identification of white powder samples using broadband coherent light in the molecular fingerprint region
CLEO: Applications and Technology, 2018•opg.optica.org
… Abstract: Stand-off Fourier-transform spectroscopy of eleven white powder samples
illuminated by a broadband femtosecond source was used to construct a library of spectra,
which are demonstrated to enable automated chemical detection using a simple correlation
algorithm. … Spatially coherent broadband mid-infrared (mid-IR) sources have seen significant
recent development, particularly those operating in the molecular fingerprint region. The narrow
spectrum from external cavity quantum cascade lasers (EC-QCLs) can be rapidly tuned over a …
illuminated by a broadband femtosecond source was used to construct a library of spectra,
which are demonstrated to enable automated chemical detection using a simple correlation
algorithm. … Spatially coherent broadband mid-infrared (mid-IR) sources have seen significant
recent development, particularly those operating in the molecular fingerprint region. The narrow
spectrum from external cavity quantum cascade lasers (EC-QCLs) can be rapidly tuned over a …
Abstract
Stand-off Fourier-transform spectroscopy of eleven white powder samples illuminated by a broadband femtosecond source was used to construct a library of spectra, which are demonstrated to enable automated chemical detection using a simple correlation algorithm.
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