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Conference Paper
Optical Terahertz Science and Technology
Orlando, Florida United States
March 18, 2007
ISBN: 1-55752-837-3
Quantum Cascade Lasers and Other THz Sources (WB)

The Influence of Doping on the Performance of Terahertz Quantum-Cascade-Lasers

Alexander Benz, Gernot Fasching, Aaron Maxwell. Andrews, Karl Unterrainer, Tomas Roch, Werner Schrenk, and Gottfried Strasser


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We present the effects of the doping concentration on a set of terahertz quantum-cascade-lasers emitting around 2.75 THz. The threshold current density decreases linearly with the doping. The output power drops monotonically.

© 2007 Optical Society of America

OCIS Codes
(230.0230) Optical devices : Optical devices
(230.5590) Optical devices : Quantum-well, -wire and -dot devices
(230.7370) Optical devices : Waveguides

A. Benz, G. Fasching, A. M. Andrews, K. Unterrainer, T. Roch, W. Schrenk, and G. Strasser, " The Influence of Doping on the Performance of Terahertz Quantum-Cascade-Lasers," in Optical Terahertz Science and Technology, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper WB5.

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