This paper reviews recent progress in applying QCL lasers to high-sensitivity detection of hydrocarbon; cavity-enhanced detection of trace breath species; and THz wavelength devices for detection of explosives.
© 2004 Optical Society of America
(140.0140) Lasers and laser optics : Lasers and laser optics
(140.5960) Lasers and laser optics : Semiconductor lasers
(280.0280) Remote sensing and sensors : Remote sensing and sensors
(280.3420) Remote sensing and sensors : Laser sensors
M. Allen, "QCL-based sensors from 3 to 100 microns," in Laser Applications to Chemical and Environmental Analysis, Technical Digest (Optical Society of America, 2004), paper WD1.
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