Title :
Trace NO/sub 2/ detection with Yb fiber laser pumped mid-IR difference frequency generation
Author :
Ashizawa, H. ; Takahashi, M. ; Ohara, S. ; Endo, M. ; Yamaguchi, S. ; Nanri, K. ; Fujioka, T. ; Tittel, F.K.
Author_Institution :
Dept. of Phys., Tokai Univ., Kanagawa, Japan
Abstract :
A novel high power Yb fiber laser pumped cw narrow-linewidth tunable mid-IR coherent source based on a difference frequency generation (DFG) in a periodically poled LiNbO/sub 3/ (PPLN) crystal for trace gas detection was demonstrated.
Keywords :
air pollution measurement; dielectric polarisation; fibre lasers; infrared spectra; infrared spectroscopy; laser tuning; nitrogen compounds; optical frequency conversion; optical pumping; spectral line breadth; spectrochemical analysis; spectroscopic light sources; LiNbO/sub 3/; LiNbO/sub 3/ crystal; NO/sub 2/; Yb fiber laser; cw narrow-linewidth tunable mid-IR coherent source; difference frequency generation; high power Yb fiber laser; mid-IR difference frequency generation; optical pumping; periodically poled crystal; trace NO/sub 2/ detection; trace gas detection; Fiber lasers; Frequency; Gas lasers; Laser excitation; Laser modes; Optical beams; Optical fiber polarization; Optical pumping; Pump lasers; Tunable circuits and devices;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.970838
