Title :
Transient thermal lensing at 1khz repetition rate in a cryogenically-cooled high average power Ti:sapphire Amplifier
Author :
Durfee, Charles G. ; Childress, Colby ; Amir, Wafa ; Planchon, Thomas ; Squier, Jeff A. ; Zeamer, Geoffrey H.
Author_Institution :
Department of Physics, Colorado School of Mines, Golden, 80401, USA
Abstract :
With 2D spectral interferometry we characterize the transient thermal lensing in a liquid-nitrogen cooled cryostat designed for high thermal load. Even though the repetition rate is 1kHz, we observe substantial cooling between shots.
Keywords :
Cooling; Copper; High power amplifiers; Lenses; Optical amplifiers; Pump lasers; Temperature; Thermal conductivity; Thermal lensing; Thermal loading;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
978-1-55752-834-6
DOI :
10.1109/QELS.2007.4431067
