Ultrafast gain dynamics in a quantum cascade laser

Hyunyong Choi, Zong Kwei Wu, Theodore B. Norris, Tobias Gresch, Marcella Giovannini, Jérôme Faist, Laurent Diehl, Federico Capasso

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

Abstract

Time-resolved mid-infrared pump-probe measurements in a quantum cascade laser operating above threshold reveal gain recovery dynamics to be two-fold: relaxation within a stage on a sub-picosecond scale and transport between stages on a picosecond scale.

Original languageEnglish
Title of host publicationConference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006
DOIs
Publication statusPublished - 2006 Dec 1
EventConference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006 - Long Beach, CA, United States
Duration: 2006 May 212006 May 26

Publication series

NameConference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006

Other

OtherConference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006
CountryUnited States
CityLong Beach, CA
Period06/5/2106/5/26

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering
  • Atomic and Molecular Physics, and Optics

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    Choi, H., Wu, Z. K., Norris, T. B., Gresch, T., Giovannini, M., Faist, J., Diehl, L., & Capasso, F. (2006). Ultrafast gain dynamics in a quantum cascade laser. In Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006 [4628692] (Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference, CLEO/QELS 2006). https://doi.org/10.1109/CLEO.2006.4628692