Growth studies of quantum cascade lasers with current-blocking structures

Liwei Cheng, Xiaoming Ji, Fow Sen Choa, Zhijun Liu, Claire F. Gmachl, Jeny Fan, Xiaojun Wang, Rich Leavitt, John Bruno, John Bradshaw

Research output: Contribution to book or proceedingConference articlepeer-review

Abstract

Buried-heterosturcture regrowths have very significant impact on quantum-cascade-laser (QCL) threshold, output power, and reliability. We report detailed BH regrowth studies on QCLs along different crystal orientations. Low-leakage blocking layers were successfully developed for high-performance QCLs.

Original languageEnglish
Title of host publication2007 Quantum Electronics and Laser Science Conference, QELS
DOIs
StatePublished - 2007
Event2007 Quantum Electronics and Laser Science Conference, QELS - Baltimore, MD, United States
Duration: May 6 2007May 11 2007

Publication series

NameConference on Quantum Electronics and Laser Science (QELS) - Technical Digest Series

Conference

Conference2007 Quantum Electronics and Laser Science Conference, QELS
Country/TerritoryUnited States
CityBaltimore, MD
Period05/6/0705/11/07

Scopus Subject Areas

  • General Physics and Astronomy

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