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Conferences > CLEO > 2009 > CThT > CThT7
  • Conference on Lasers and Electro-Optics/International Quantum Electronics Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper CThT7
  • •https://doi.org/10.1364/CLEO.2009.CThT7

Low threshold step well quantum cascade laser emitting at 3 THz

Giacomo Scalari, Maria I. Amanti, Milan Fischer, Romain Terazzi, Christoph Walther, Mattias Beck, and Jérôme Faist

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Abstract

A resonant-phonon THz quantum cascade laser based on Al0.03Ga0.097As step well is demonstrated. Maximum pulsed operating temperature is 123 K, with threshold current densities as low as 110 A/cm2 at 10 K and 175 A/cm2 at 100 K.

© 2009 Optical Society of America

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