Long-wavelength (λ ≈ 14 m) 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 publication2011 Conference on Lasers and Electro-Optics
Subtitle of host publicationLaser Science to Photonic Applications, CLEO 2011
StatePublished - 2011
Event2011 Conference on Lasers and Electro-Optics, CLEO 2011 - Baltimore, MD, United States
Duration: May 1 2011May 6 2011

Publication series

Name2011 Conference on Lasers and Electro-Optics: Laser Science to Photonic Applications, CLEO 2011

Other

Other2011 Conference on Lasers and Electro-Optics, CLEO 2011
Country/TerritoryUnited States
CityBaltimore, MD
Period5/1/115/6/11

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics

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