Detection of trace HCN concentrations in dry nitrogen and ambient air was performed by means of quartz enhanced photoacoustic spectroscopy using a near-infrared DFB laser source. A normalized detection sensitivity of 2.5x10-9 cm-1W/√Hz was achieved.
© 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
(300.6430) Spectroscopy : Spectroscopy, photothermal
A. A. Kosterev and F. K. Tittel, "Trace HCN Quantification Using Quartz Enhanced Photoacoustic Spectroscopy," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2006), paper CFD2.
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