Title :
Gamma-L scattering in InAs-based quantum cascade lasers studied using high hydrostatic pressure
Author :
I. P. Marko;A. R. Adams;S. J. Sweeney;R. Teissier;A. N. Baranov;S. Tomic
Author_Institution :
Advanced Technology Institute, University of Surrey, Guildford, GU2 7XH, UK
Abstract :
We show that by decreasing the lasing wavelength of InAs/AlSb-based quantum cascade lasers below 3mum, carrier leakage into the L-minimum of conduction band is responsible for their temperature sensitivity and limits their maximum operating temperature.
Keywords :
"Quantum cascade lasers","Temperature dependence","Scattering","Laser transitions","Performance evaluation","Optical scattering","Approximation methods"
Conference_Titel :
Semiconductor Laser Conference, 2008. ISLC 2008. IEEE 21st International
Print_ISBN :
978-1-4244-1782-7
Electronic_ISBN :
1947-6981
DOI :
10.1109/ISLC.2008.4636002
