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Conferences > CLEO_SI > 2012 > CF2K > CF2K.3

Tapered Active-Region Quantum Cascade Lasers for Virtual Suppression of Carrier-Leakage Currents

J. D. Kirch, C.-C. Chang, J. C. Shin, L. J. Mawst, D. Botez, and T. Earles

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Abstract

A quantum-cascade laser design for effectively suppressing carrier leakage is demonstrated. The characteristic temperatures for threshold and slope efficiency, T0 and T1, reach values of 231 K and 797 K over the 20–60°C range

© 2012 Optical Society of America

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