DocumentCode
2783742
Title
Ultrafast intervalley transitions in GaN single crystals
Author
Wu, Shuai ; Geiser, P. ; Jun, J. ; Karpinski, J. ; Sobolewski, Roman
Author_Institution
Department of Physics and Astronomy and the Laboratory for Laser Energetics, University of Rochester, NY 14627, USA
fYear
2007
fDate
6-11 May 2007
Firstpage
1
Lastpage
2
Abstract
We have studied time-resolved intervalley transitions of electrons between the conduction band ¿ and L valleys in bulk GaN crystals using a two-color, femtosecond, pump-probe technique. The transition threshold and intervalley scattering times were determined.
Keywords
Crystals; Electrons; Gallium nitride; Laser excitation; Laser transitions; Optical scattering; Particle scattering; Probes; Spectroscopy; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Quantum Electronics and Laser Science Conference, 2007. QELS '07
Conference_Location
Baltimore, MD, USA
Print_ISBN
978-1-55752-834-6
Type
conf
DOI
10.1109/QELS.2007.4431100
Filename
4431100
Link To Document