Broadband distributed feedback quantum cascade laser array using a heterogeneous cascade

  • Laurent Diehl
  • , B. G. Lee
  • , H. A. Zhang
  • , Christian Pflügl
  • , M. Belkin
  • , M. Fisher
  • , A. Wittman
  • , J. Faist
  • , Federico Capasso

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We demonstrated an array of distributed feedback quantum cascade lasers covering a spectral range of 220cm-1. The variability in threshold current and slope efficiency is explained in terms of the position of the laser end facets.

Original languageEnglish
Title of host publicationConference on Lasers and Electro-Optics, CLEO 2009
PublisherOptical Society of America (OSA)
ISBN (Print)9781557528698
DOIs
StatePublished - 2009
Externally publishedYes
EventConference on Lasers and Electro-Optics, CLEO 2009 - Baltimore, MD, United States
Duration: 31 May 20095 Jun 2009

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Conference

ConferenceConference on Lasers and Electro-Optics, CLEO 2009
Country/TerritoryUnited States
CityBaltimore, MD
Period31/05/095/06/09

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