Long-wavelength (λ ≈ 14 μm) quantum cascade lasers with low threshold and high characteristic temperature (~ 300 K)

Xue Huang, William O. Charles, Claire F. Gmachl

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We demonstrate a high-performance Quantum Cascade laser at ~ 14 μm wavelength. It shows a low threshold current density of 2.1 kA/cm2 at 300 K and high characteristic temperature of 309 K around room temperature.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationScience and Innovations, CLEO_SI 2011
PublisherOptical Society of America (OSA)
ISBN (Print)9781557529107
DOIs
StatePublished - 2011
EventCLEO: Science and Innovations, CLEO_SI 2011 - Baltimore, MD, United States
Duration: May 1 2011May 6 2011

Publication series

NameOptics InfoBase Conference Papers
ISSN (Electronic)2162-2701

Other

OtherCLEO: Science and Innovations, CLEO_SI 2011
CountryUnited States
CityBaltimore, MD
Period5/1/115/6/11

All Science Journal Classification (ASJC) codes

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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  • Cite this

    Huang, X., Charles, W. O., & Gmachl, C. F. (2011). Long-wavelength (λ ≈ 14 μm) quantum cascade lasers with low threshold and high characteristic temperature (~ 300 K). In CLEO: Science and Innovations, CLEO_SI 2011 (Optics InfoBase Conference Papers). Optical Society of America (OSA). https://doi.org/10.1364/cleo_si.2011.ctup4