共 6 条
Optically pumped stimulated emission from cubic GaN/AlGaN double heterostructure grown on GaAs(100) using metalorganic vapor-phase epitaxy
被引:9
作者:
Nakadaira, A
[1
]
Tanaka, H
[1
]
机构:
[1] NTT, Integrated Informat & Energy Syst Labs, Tokyo 1808585, Japan
关键词:
GaN;
AlGaN;
cubic;
stimulated emission;
MOVPE;
D O I:
10.1016/S0022-0248(98)00326-1
中图分类号:
O7 [晶体学];
学科分类号:
0702 ;
070205 ;
0703 ;
080501 ;
摘要:
A cubic GaN/AlGaN double heterostructure has been grown on a GaAs(1 0 0) substrate by metalorganic vapor-phase epitaxy under low V/III ratio conditions, resulting in a flat GaN layer. Stimulated emission was observed at 387 nm from a cleaved edge of an optically pumped cubic GaN/AlGaN double heterostructure at 34 K. The threshold power density was 1.1 MW/cm(2), which is lower than that of a single heterostructure device. (C) 1998 Elsevier Science B.V. All rights reserved.
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页码:411 / 414
页数:4
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