Superlattice quantum cascade lasers operating at very long wavelengths (λ≈17 μm)

Alessandro Tredicucci, Federico Capasso, Claire Gmachl, Deborah L. Sivco, Albert L. Hutchinson, Alfred Y. Cho

Research output: Contribution to conferencePaperpeer-review

Abstract

A quantum cascade (QC) laser employing chirped superlattices and operating at λ to approximately 17 μm, which represents the first demonstration of a semiconductor injection laser based on intra-band transitions at wavelengths beyond the atmosphere windows, is fabricated. A schematic band diagram of the structure, grown by MBE in InGaAs/InAlAs material system lattice matched to InP substrate, is presented.

Original languageEnglish (US)
Pages2-3
Number of pages2
StatePublished - 1999
Externally publishedYes
EventProceedings of the 1999 Quantum Electronics and Laser Science Conference (QELS '99) - Baltimore, MD, USA
Duration: May 23 1999May 28 1999

Other

OtherProceedings of the 1999 Quantum Electronics and Laser Science Conference (QELS '99)
CityBaltimore, MD, USA
Period5/23/995/28/99

All Science Journal Classification (ASJC) codes

  • General Physics and Astronomy

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