Title :
Hydrocarbon gas sensing using 3.5 micron type II interband cascade lasers
Author :
Wainner, R. ; Frish, M. ; Allen, M.
Author_Institution :
Phys. Sci. Inc., Andover, MA, USA
Abstract :
Sensitive detection of hydrocarbon gases using a type-II interband cascade laser at 3.49 microns are presented. Details of laser modulation, linewidth, and detection limits using an FM-absorption technique are described.
Keywords :
gas sensors; infrared spectra; laser tuning; optical modulation; remote sensing by laser beam; semiconductor lasers; spectral line breadth; 3.49 micron; FM-absorption technique; absorption spectrum; diode lasers; hydrocarbon gas sensing; hydrocarbon gases; interband cascade lasers; laser detection limits; laser linewidth; laser modulation; tunable lasers; type II lasers;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
