Title :
Development of NOx sensor system by using a mid-IR coherent light source for exhaust emission monitoring
Author :
Ohtani, Nobuyoshi ; Endo, Masamori ; Nanri, Keizo ; Fujioka, Tomoo ; Yamaguchi, Shigeru ; Morita, Takkazu
Author_Institution :
Dept. of Phys., Tokai Univ., Kanagawa, Japan
Abstract :
Rapid NO/sub 2/ detection by mid-infrared coherent light source based on difference frequency generation that used a fiber laser as pumping source was demonstrated. High resolution spectroscopic measurements of NO/sub 2/ are reported.
Keywords :
air pollution measurement; atmospheric measuring apparatus; fibre lasers; gas sensors; infrared sources; infrared spectra; light coherence; nitrogen compounds; optical frequency conversion; optical pumping; spectrochemical analysis; NO/sub 2/; NO/sub 2/ detection; NOx sensor system; coherent light source; difference frequency generation; exhaust emission monitoring; fiber laser; high resolution spectroscopic measurements; midinfrared light source; pumping source;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
