Title :
Excite-probe thermal lens spectroscopy of wide-gap materials the transparency region
Author :
Imangholi, B. ; Hasselbeck, M.P. ; Sheik-Bahae, M.
Author_Institution :
Dept. of Phys. & Astron., New Mexico Univ., Albuquerque, NM, USA
Abstract :
The absorption spectra of several wide-gap materials in their transparency region are obtained with an excite-probe Z-scan. We find /spl alpha//spl sim/10/sup -5/ cm/sup -1/ for ZnS at 800-900 nm, making this an excellent lens material for use in semiconductor laser cooling experiments.
Keywords :
absorption coefficients; laser cooling; lenses; probes; semiconductor lasers; thermal lensing; transparency; wide band gap semiconductors; zinc compounds; 800 to 900 nm; ZnS; absorption spectra; excite-probe Z-scan; excite-probe thermal lens spectroscopy; semiconductor laser cooling; transparency region; wide-gap materials; Absorption; Cooling; Laser excitation; Lenses; Optical materials; Semiconductor lasers; Semiconductor materials; Spectroscopy; Thermal lensing; Zinc compounds;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO '03. Conference on
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-748-2
