Remote Raman Detection of Trace Explosives by Laser Beam Focusing and Plasmonic Spray Enhancement Methods.
Sign Up to like & getrecommendations! Published in 2022 at "Analytical chemistry"
DOI: 10.1021/acs.analchem.2c01732
Abstract: Remote Raman spectroscopy is a technique that can detect and identify different target molecules through Raman vibrational modes from a remote distance. However, the current remote Raman technique is restricted by poor detection sensitivity, and… read more here.
Keywords: remote raman; spectroscopy; laser beam; plasmonic spray ... See more keywords
Remote Raman spectroscopy of explosive precursors
Sign Up to like & getrecommendations! Published in 2021 at "Optical Engineering"
DOI: 10.1117/1.oe.60.8.084108
Abstract: Deep ultraviolet Raman spectroscopy measurements have been performed at the German Aerospace Center (DLR) with the aim of detecting traces (µg range) of explosive precursors. In this study a backscattering Raman system was set up… read more here.
Keywords: remote raman; spectroscopy explosive; spectroscopy; raman spectroscopy ... See more keywords
Remote Raman Efficiencies and Cross-Sections of Organic and Inorganic Chemicals
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DOI: 10.1177/0003702816668531
Abstract: We determined Raman cross-sections of various organic liquids and inorganic polyatomic ions in aqueous solutions with a 532 nm pulsed laser using remote Raman systems developed at the University of Hawaii. Using a calibrated integrating sphere… read more here.
Keywords: remote raman; raman; organic liquids; raman cross ... See more keywords
Remote Raman Detection of Chemicals from 1752 m During Afternoon Daylight
Sign Up to like & getrecommendations! Published in 2019 at "Applied Spectroscopy"
DOI: 10.1177/0003702819875437
Abstract: The detection and identification of materials from a distance is highly desirable for applications where accessibility is limited or there are safety concerns. Raman spectroscopy can be performed remotely and provides a very high level… read more here.
Keywords: remote raman; detection; detection chemicals; raman detection ... See more keywords
Remote Raman spectroscopy of natural rocks.
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DOI: 10.1364/ao.58.008971
Abstract: We report the remote Raman spectra of natural igneous, metamorphic, and sedimentary rock samples at a standoff distance of 5 m. High-quality remote Raman spectra of unprepared rocks are necessary for accurate and realistic analysis… read more here.
Keywords: remote raman; raman; natural rocks; spectroscopy natural ... See more keywords