LOW-THRESHOLD-CURRENT DISTRIBUTED-FEEBACK InGaAsP/InP cw LASERS.

S. Akiba, Katsuyuki Utaka, K. Sakai, Yuichi Matsushima

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Abstract

Distributed-feedback buried-heterostructure InGaAsP/InP lasers with room temperature cw threshold current as low as 50 ma, corresponding to a current density of 2. 3 Ka/cm**2, are presented. CW operation in the temperauture range from minus 20 degree C to 58 degree C was confirmed.

Original languageEnglish
Pages (from-to)77-78
Number of pages2
JournalElectronics Letters
Volume18
Issue number2
Publication statusPublished - 1982 Jan 1
Externally publishedYes

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ASJC Scopus subject areas

  • Electrical and Electronic Engineering

Cite this

Akiba, S., Utaka, K., Sakai, K., & Matsushima, Y. (1982). LOW-THRESHOLD-CURRENT DISTRIBUTED-FEEBACK InGaAsP/InP cw LASERS. Electronics Letters, 18(2), 77-78.