Title :
Multi-stage Cr:ZnSe power amplifier pumped with Q-switched Tm:YAG laser
Author :
Yumoto, Motoshige ; Saito, Nobuo ; Takagi, Utako ; Tomida, Takayuki ; Wada, Sho
Author_Institution :
Opt. Green Technol. Res. Unit, RIKEN, Wako, Japan
Abstract :
We demonstrated a three-stage Cr:ZnSe power-amplifier pumped with a Tm:YAG laser. Maximum pulse energy of 52.2 mJ was obtained at 2.41 μm in the three-stage Cr:ZnSe power amplifier. Energy conversion efficiency of the Cr:ZnSe power amplifier reached more than 44%.
Keywords :
Q-switching; chromium; laser beams; optical pumping; power amplifiers; semiconductor optical amplifiers; thulium; yttrium compounds; zinc compounds; Q-switched Tm:YAG laser; YAG:Tm; ZnSe:Cr; energy 52.2 mJ; energy conversion efficiency; maximum pulse energy; multistage Cr:ZnSe power amplifier; three-stage Cr:ZnSe power-amplifier; wavelength 2.41 mum; Laser applications; Laser beams; Laser excitation; Measurement by laser beam; Power amplifiers; Power lasers; Pump lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
