GaAs/AlGaAs distributed feedback structure with multiquantum well for surface‐emitting laser
作者:
Y. Nomura,
K. Shinozaki,
K. Asakawa,
M. Ishii,
期刊:
Journal of Applied Physics
(AIP Available online 1986)
卷期:
Volume 60,
issue 3
页码: 874-877
ISSN:0021-8979
年代: 1986
DOI:10.1063/1.337328
出版商: AIP
数据来源: AIP
摘要:
We demonstrate laser emission by photopumping at room temperature from a distributed feedback structure for a surface‐emitting laser constructed by alternating growths of a GaAs/AlGaAs multiquantum well and an Al0.7Ga0.3As layer using molecular‐beam epitaxy. A threshold photoexcitation intensity lower than 3.1×105W/cm2, a 34‐nm longitudinal mode spacing, and a 2.3‐nm peak width of the laser emission were observed for the 6‐&mgr;m‐thick multilayer.
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