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Laser-Beam-Absorption Chemical-Species MonitorApparatus measures concentration of chemical species in fluid medium (e.g., gaseous industrial process stream). Directs laser beam through medium, and measures intensity of beam after passage through medium. Relative amount of beam power absorbed in medium indicative of concentration of chemical species; laser wavelength chosen to be one at which species of interest absorbs.
Document ID
19960021859
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Gersh, Michael
(Spectral Sciences, Inc.)
Goldstein, Neil
(Spectral Sciences, Inc.)
Lee, Jamine
(Spectral Sciences, Inc.)
Bien, Fritz
(Spectral Sciences, Inc.)
Richtsmeier, Steven
(Spectral Sciences, Inc.)
Date Acquired
August 17, 2013
Publication Date
April 1, 1996
Publication Information
Publication: NASA Tech Briefs
Volume: 20
Issue: 4
ISSN: 0145-319X
Subject Category
Electronic Systems
Report/Patent Number
MFS-26351
Accession Number
96B10195
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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