Ultra-low voltage defect quantum cascade lasers

Matthew D. Escarra, Anthony J. Hoffman, Kale J. Franz, Scott S. Howard, Wang Xiaojun, 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 publication2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009
StatePublished - Nov 16 2009
Event2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009 - Baltimore, MD, United States
Duration: Jun 2 2009Jun 4 2009

Publication series

Name2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009

Other

Other2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009
CountryUnited States
CityBaltimore, MD
Period6/2/096/4/09

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials

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  • Cite this

    Escarra, M. D., Hoffman, A. J., Franz, K. J., Howard, S. S., Xiaojun, W., Fan, J. Y., & Gmachl, C. F. (2009). Ultra-low voltage defect quantum cascade lasers. In 2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009 [5225745] (2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009).