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Frequency-dependent linewidth enhancement factor of optical injection-locked quantum dot/dash lasers

  • Cheng Wang
  • , Mohamed E. Chaibi
  • , Heming Huang
  • , Didier Erasme
  • , Philip Poole
  • , Jacky Even
  • , Frédéric Grillot
  • Université Paris-Saclay
  • Université Européenne de Bretagne
  • National Research Council of Canada

Research output: Contribution to journal › Article › peer-review

12 Citations (Scopus)

Abstract

Combining theoretical and experimental studies show that optical injection strongly changes the behavior of the linewidth enhancement factor (αH-factor) and the FM-to-AM indices ratio (FAIR) in quantum dash/dot semiconductor lasers. In contrast to solitary lasers, both the αH-factor and the FAIR at low-frequency modulation are reduced by optical injection. At high modulation frequency, however, the phaseamplitude coupling characteristics are little influenced by optical injection.

Original languageEnglish
Pages (from-to)21761-21770
Number of pages10
JournalOptics Express
Volume23
Issue number17
DOIs
Publication statusPublished - 24 Aug 2015
Externally publishedYes

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