RECORD LOW-THRESHOLD CURRENT IN MICROCAVITY SURFACE-EMITTING LASER

被引：28
作者：
NUMAI, T
KAWAKAMI, T
YOSHIKAWA, T
SUGIMOTO, M
SUGIMOTO, Y
YOKOYAMA, H
KASAHARA, K
ASAKAWA, K
机构：
[1] Opto-Electronics Research Laboratories, NEC Corporation, Tsukuba
来源：
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS | 1993年 / 32卷 / 10B期
关键词：
SURFACE-EMITTING LASER; MICROCAVITY; THRESHOLD CURRENT;
D O I：
10.1143/JJAP.32.L1533
中图分类号：
O59 [应用物理学];
学科分类号：
摘要：
We demonstrate a record low threshold current of 190 muA in a microcavity surface-emitting laser with a 5-mum-diameter airpost, in pulsed operation at room temperature with no heat sink. This low threshold current is attributed to high-quality epitaxial layers and a dry-etched smooth sidewall.
引用
收藏
页码：L1533 / L1534
页数：2
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