Title :
Important carrier loss mechanisms in visible lasers revealed by hydrostatic pressure
Author :
Hawley, M.J. ; Adams, A.R. ; Valster, A.
Author_Institution :
University Of Surrey
Abstract :
The threshold current, I/sub th/, in Ga/sub 0.5/In/sub 0.5/P visible lasers increases with hydrostatic pressure, at 9.8meV/kbar above 8kbar, indicating thermal excitation and loss to the X minima. Below 8kbar competing effects keep I/sub th/ almost constant.
Keywords :
Capacitive sensors; Carrier confinement; Laboratories; Laser excitation; Laser modes; Laser theory; Photonic band gap; Physics; Semiconductor lasers; Threshold current;
Conference_Titel :
Semiconductor Laser Conference , 1992. Conference Digest. 13th IEEE International
Conference_Location :
Kagazwa, Japan
Print_ISBN :
4-930813-51-4
DOI :
10.1109/ISLC.1992.763629
