Optical study of segregation effects on the electronic properties of molecular-beam-epitaxy grown (In,Ga)As/GaAs quantum wells

1997 ◽  
Vol 55 (4) ◽  
pp. 2406-2412 ◽  
Author(s):  
P. Disseix ◽  
J. Leymarie ◽  
A. Vasson ◽  
A.-M. Vasson ◽  
C. Monier ◽  
...  
1991 ◽  
Vol 69 (11) ◽  
pp. 7942-7944 ◽  
Author(s):  
K. T. Shiralagi ◽  
R. A. Puechner ◽  
K. Y. Choi ◽  
R. Droopad ◽  
G. N. Maracas

1991 ◽  
Vol 241 ◽  
Author(s):  
Y. Hwang ◽  
D. Zhang ◽  
T. Zhang ◽  
M. Mytych ◽  
R. M. Kolbas

ABSTRACTIn this work we demonstrate that photopumped quantum wellheterostructure lasers with excellent optical quality can be grown ontop of a LT GaAs buffer layer by molecular beam epitaxy. Hightemperature thermal annealing of these lasers blue-shifts the laseremission wavelengths but the presence/absence of a LT GaAs layerhad little effect on the overall laser thresholds. Also, to first order itwas not necessary to include an AlAs barrier layer to preventadverse effects (as has been necessary in the gate stack of MESFETs to prevent carrier compensation).


1991 ◽  
Vol 30 (Part 2, No. 10A) ◽  
pp. L1726-L1728 ◽  
Author(s):  
Yoshinobu Sekiguchi ◽  
Sei-ichi Miyazawa ◽  
Natsuhiko Mizutani

1989 ◽  
Vol 55 (13) ◽  
pp. 1303-1305 ◽  
Author(s):  
G. M. Williams ◽  
A. G. Cullis ◽  
C. R. Whitehouse ◽  
D. E. Ashenford ◽  
B. Lunn

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