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Proposal for electrically tunable quantum-cascade laser

  • Stony Brook University
  • Power Photonic Corporation

Research output: Contribution to journalArticlepeer-review

6 Scopus citations

Abstract

We propose to incorporate in each stage of a quantum-cascade laser a charge accumulation region located outside of the optically active quantum wells. A specially designed intersubband polarization transition in the accumulation region allows electrical control over the modal refractive index, thus providing a mechanism for fast single-mode wavelength tunability.

Original languageEnglish
Pages (from-to)426-428
Number of pages3
JournalIEEE Photonics Technology Letters
Volume19
Issue number6
DOIs
StatePublished - Mar 15 2007

Keywords

  • Lasers
  • Quantum-cascade lasers (QCLs)
  • Quantum-well (QW) lasers
  • Semiconductor lasers

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