Experimental measurement of the wall-plug efficiency in THz quantum cascade lasers

Miriam Serena Vitiello; Gaetano Scamarcio; Vincenzo Spagnolo

Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
OSA Technical Digest Series (CD) (Optica Publishing Group, 2007),
paper CWG4

Experimental measurement of the wall-plug efficiency in THz quantum cascade lasers

Miriam Serena Vitiello, Gaetano Scamarcio, and Vincenzo Spagnolo

Conference on Lasers and Electro-Optics 2007

Baltimore, Maryland United States
6–11 May 2007
ISBN: 1557528349

From the session
Joint Symposium on THz QCLs I (CWG)

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M. S. Vitiello, G. Scamarcio, and V. Spagnolo, "Experimental measurement of the wall-plug efficiency in THz quantum cascade lasers," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optica Publishing Group, 2007), paper CWG4.

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Abstract

The wall-plug efficiency and the thermal resistance of bound-to-continuum THz quantum-cascade lasers are extracted from the analysis of micro-probe photoluminescence spectra, via the direct measurement of the lattice temperature as a function of the electrical-power.

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