Ultra-low voltage defect quantum cascade lasers

Matthew D. Escarra, Anthony J. Hoffman, Kale J. Franz, Scott S. Howard, Xiaojun Wang, Jen Yu Fan, Claire F. Gmachl

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

Abstract

We demonstrate a quantum cascade laser featuring a low-voltage-defect short injector. Devices showing a voltage-defect as low as 20meV and voltage efficiency of 88% at 80K are reported, with >80% voltage efficiency at room temperature.

Original languageEnglish (US)
Title of host publicationConference on Lasers and Electro-Optics, CLEO 2009
StatePublished - Dec 1 2009
EventConference on Lasers and Electro-Optics, CLEO 2009 - Baltimore, MD, United States
Duration: May 31 2009Jun 5 2009

Other

OtherConference on Lasers and Electro-Optics, CLEO 2009
CountryUnited States
CityBaltimore, MD
Period5/31/096/5/09

All Science Journal Classification (ASJC) codes

  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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  • Cite this

    Escarra, M. D., Hoffman, A. J., Franz, K. J., Howard, S. S., Wang, X., Fan, J. Y., & Gmachl, C. F. (2009). Ultra-low voltage defect quantum cascade lasers. In Conference on Lasers and Electro-Optics, CLEO 2009