Carrier dynamics investigation in a quantum cascade laser using Mid-IR femtosecond pulses

Sheng Liu, Elaine Lalanne, Anthony Johnson, Peter Q. Liu, Claire Gmachl

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

Abstract

In a room temperature 4.5 μm QCL resonantly pumped with fs Mid-IR pulses, we observe an ultrafast gain recovery within the first 200 fs, gain oscillation within the 1 ps and a slower gain recovery of lifetime ∼2-3 ps.

Original languageEnglish (US)
Title of host publication2011 Conference on Lasers and Electro-Optics
Subtitle of host publicationLaser Science to Photonic Applications, CLEO 2011
PublisherIEEE Computer Society
ISBN (Print)9781557529107
DOIs
StatePublished - Jan 1 2011

Publication series

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

All Science Journal Classification (ASJC) codes

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

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