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Conferences > CLEO > 2002 > CPDC > CPDC12
  • Conference on Lasers and Electro-Optics
  • OSA Technical Digest (Optica Publishing Group, 2002),
  • paper CPDC12

Terahertz semiconductor-heterostructure lasers

Rüdeger Köhler, Alessandro Tredicucci, Fabio Beltram, Harvey E. Beere, Edmund H. Linfield, A. Giles Davies, David A. Ritchie, Rita C. Iotti, and Fausto Rossi

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Abstract

Injection lasers based on interminiband transitions in GaAs/AlGaAs heterostructures are operated in the THz range. Single-mode emission is achieved at 4_4THz, with output powers of 2.5mW and thresholds of few hundred A/cm2 up to 50K.

© 2002 Optical Society of America

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