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Effect of heterobarrier leakage on the performance of high-power 1.5 μm InGaAsP multiple-quantum-well lasers

  • Sarnoff Corporation
  • United States Army
  • Stony Brook University

Research output: Contribution to journalArticlepeer-review

32 Scopus citations

Abstract

Broad stripe 1.5 μm InGaAsP/InP multiple-quantum-well graded-index separate-confinement heterostructure lasers with different waveguide widths and doping profiles were designed, fabricated, and characterized. A record value of more than 16 W of pulsed optical power was obtained from lasers with a broadened waveguide design. Studies of the characteristics of lasers with different p-doping profiles as well as modeling data show that the heterobarrier electron leakage is responsible for the effect of the device optical power saturation with current.

Original languageEnglish
Pages (from-to)2211-2214
Number of pages4
JournalJournal of Applied Physics
Volume88
Issue number5
DOIs
StatePublished - Sep 2000

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