Single-mode lasing of InGaAs/InGaAsP MQWs microdisk lasers with low threshold

Yuzhai Pan, Yongqiang Ning, Hui Suo, Yun Liu, Lijun Wang, Jiuling Lin, Dongjiang Wu, Shouchun Li

Research output: Contribution to journalConference articlepeer-review

2 Scopus citations

Abstract

The lasing modes and the spontaneous emission factors of microdisk lasers are analyzed simply, in this paper, InGaAs/InGaAsP multiple quantum wells (MQW) microdisk lasers are fabricated by using the methods of active ion etching and selective chemical etching. The diameter of the microdisk lasers was 3 micrometers. InGaAs/InGaAsP MQW microdisk lasers was optically pumped when cooled with liquid nitrogen. We obtained the single-mode lasing at 1.5 micrometers wavelength, with threshold pump power 18 (mu) w.

Original languageEnglish
Pages (from-to)244-247
Number of pages4
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4086
DOIs
StatePublished - 2000
Externally publishedYes
Event4th International Conference on Thin Film Physics and Applications - Shanghai, China
Duration: May 8 2000May 11 2000

Keywords

  • Laser
  • Lasing
  • Microdisk
  • Spontaneous emission

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