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Conferences > CLEO > 2009 > CThC > CThC2
  • Conference on Lasers and Electro-Optics/International Quantum Electronics Conference
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper CThC2
  • •https://doi.org/10.1364/CLEO.2009.CThC2

Ultra-Low Voltage Defect Quantum Cascade Lasers

Matthew D. Escarra, Anthony J. Hoffman, Kale J. Franz, Scott S. Howard, Xiaojun Wang, Jen-Yu Fan, and Claire Gmachl

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Abstract

We demonstrate a quantum cascade laser featuring a low-voltage-defect short injector. Devices showing a voltage-defect as low as 20meV and voltage efficiency of 88% at 80K are reported, with >80% voltage efficiency at room temperature.

© 2009 Optical Society of America

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