LASING ACTION OF GA0.67IN0.33AS/GAINASP/INP TENSILE-STRAINED QUANTUM-BOX LASER

被引:52
作者
HIRAYAMA, H
MATSUNAGA, K
ASADA, M
SUEMATSU, Y
机构
[1] Tokyo Institute of Technology, Meguro-ku, Tokyo 152
关键词
SEMICONDUCTOR LASERS; SEMICONDUCTOR QUANTUM DOTS;
D O I
10.1049/el:19940082
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The lasing action of a Ga0.67In0.33As/GaInAsP/InP quantum-box (QB) laser with single-layer tensile-strained (TS)-QB active region is demonstrated for the first time. The fabricated QB is 30nm in diameter and 12nm thick with a period of 70nm. The sample was fabricated by using two-step MOVPE growth, electron-beam-exposure (EBX) direct writing, and wet-chemical etching processes. The threshold current density was 7.6KA/cm(2) at 77K with pulse current injection.
引用
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页码:142 / 143
页数:2
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