The detection of dinitrobenzenes and dinitrotoluenes by UV cavity ring-down absorption spectroscopy is investigated. We show that these compounds can be detected at sub-ppb concentration levels through measurements at a single wavelength.
© 2006 Optical Society of America
(280.0280) Remote sensing and sensors : Remote sensing and sensors
(280.3420) Remote sensing and sensors : Laser sensors
(300.0300) Spectroscopy : Spectroscopy
(300.6390) Spectroscopy : Spectroscopy, molecular
P. J. Dagdigian and C. Ramos, "The Development of Ultraviolet Cavity Ring-Down Spectroscopy for the Detection of Vapors of Explosives and Explosive-Related Compounds," in Laser Applilcations to Chemical, Security and Environmental Analysis, Technical Digest (Optical Society of America, 2006), paper MA2.