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Conferences > CLEO > 2009 > CThAA > CThAA3
  • Conference on Lasers and Electro-Optics/International Quantum Electronics Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper CThAA3
  • •https://doi.org/10.1364/CLEO.2009.CThAA3

Role of Interface Roughness in the Transport and Lasing Characteristics of Quantum-Cascade lasers

Jacob B Khurgin, Yamac Dikmelik, Peter Q. Liu, Anthony J. Hoffman, Matthew D. Escarra, Kale J. Franz, and Claire F. Gmachl

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Abstract

A density-matrix based theory of transport and lasing in quantum-cascade lasers reveals that large disparity between lasing linewidth and tunneling broadening changes the design guidelines to favor strong coupling between injector and upper laser level.

© 2009 Optical Society of America

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