Title :
NH/sub 3/ detection with a narrow band Yb fiber laser pumped mid-IR source based on difference frequency generation
Author :
Yasumoto, Kazufumi ; Ashizawa, Hicoaki ; Ohara, Shinobu ; Takahashi, Masao ; Yamaguchi, Shigeru ; Masamori, Endo ; Nanri, Kenzo ; Fujioka, Tomoo
Author_Institution :
Dept. of Phys., Tokai Univ., Kanagawa, Japan
Abstract :
Real time NH/sub 3/ detection under H/sub 2/O vapor mixture with mid-IR light source at 3/spl mu/m based on difference frequency generation (DFG) was demonstrated. High spectral resolution measurements of NH/sub 3/ avoiding interference of water are reported.
Keywords :
ammonia; fibre lasers; infrared sources; infrared spectroscopy; optical frequency conversion; optical pumping; spectrochemical analysis; ytterbium; 3 micron; H/sub 2/O; H/sub 2/O vapor mixture; NH/sub 3/; NH/sub 3/ detection; difference frequency generation; laser pumped mid-IR source; narrow band Yb fiber laser; spectral resolution measurements; water interference; Fiber lasers; Frequency; Infrared spectra; Laser excitation; Laser theory; Narrowband; Power generation; Pump lasers; Spectroscopy; Water resources;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
