Experimental investigation of the above-threshold linewidth broadening factor of a mid-infrared quantum cascade laser

Louise Jumpertz, Florian Michel, Robert Pawlus, Wolfgang Elsässer, Kevin Shires, Mathieu Carras, Frédéric Grillot

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

Abstract

The linewidth broadening factor (α) of a mid-infrared quantum cascade laser is investigated above threshold with two different methods. The α is found strongly dependent on the operating conditions with a maximum value of 3.5.

Original languageEnglish
Title of host publication2015 IEEE Photonics Conference, IPC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages561-562
Number of pages2
ISBN (Electronic)9781479974658
DOIs
Publication statusPublished - 9 Nov 2015
Externally publishedYes
EventIEEE Photonics Conference, IPC 2015 - Reston, United States
Duration: 30 Aug 201531 Aug 2015

Publication series

Name2015 IEEE Photonics Conference, IPC 2015

Conference

ConferenceIEEE Photonics Conference, IPC 2015
Country/TerritoryUnited States
CityReston
Period30/08/1531/08/15

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