Room temperature quantum cascade laser with similar to 31% wall-plug efficiency

Wang, F; Slivken, S; Wu, DH; Razeghi, M

Razeghi, M (corresponding author), Northwestern Univ, Dept Elect & Comp Engn, Ctr Quantum Devices, Evanston, IL 60208 USA.

AIP ADVANCES, 2020; 10 (7):

Abstract

In this article, we report the demonstration of a quantum cascade laser emitting at lambda approximate to 4.9 mu m with a wall-plug efficiency of simi......

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