Systematic investigation of InAsInP quantum-dash based lasers under external optical feedback

  • S. Azouigui
  • , B. Dagens
  • , F. Lelarge
  • , A. Accard
  • , D. Make
  • , O. Le Gouezigou
  • , K. Merghem
  • , A. Martinez
  • , Q. Zou
  • , A. Ramdane

Research output: Contribution to journalArticlepeer-review

Abstract

The tolerance to optical feedback of InAsInP quantum dash-based lasers is reported for several structures exhibiting differing values of the linewidth enhancement factor and damping factor. An analysis of the onsets of coherence collapse is carried out based on the experimental dynamic parameters extracted for each structure. It is shown that the relevant significant parameter to explain the optical feedback tolerance for this low dimensional material system is the differential gain.

Original languageEnglish
Article number201106
JournalApplied Physics Letters
Volume92
Issue number20
DOIs
Publication statusPublished - 30 May 2008

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