Microfluidic tuning of distributed feedback quantum cascade lasers

  • L. Diehl
  • , B. G. Lee
  • , P. Behroozi
  • , M. Lončar
  • , M. A. Belkin
  • , Federico Capasso
  • , T. Aellen
  • , D. Hofstetter
  • , M. Beck
  • , J. Faist

Research output: Contribution to journalArticlepeer-review

41 Scopus citations

Abstract

In this Letter, we report the tuning of the emission wavelength of a single mode distributed feedback quantum cascade laser by modifying the mode effective refractive index using fluids. A fabrication procedure to encapsulate the devices in polymers for microfluidic delivery is also presented. The integration of microfluidics with semiconductor laser (optofluidics) is promising for new compact and portable lab-on-a-chip applications.

Original languageEnglish (US)
Pages (from-to)11660-11667
Number of pages8
JournalOptics Express
Volume14
Issue number24
DOIs
StatePublished - Nov 2006
Externally publishedYes

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics

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