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Conferences > CLEO > 2010 > JTuD > JTuD87

Room-temperature operation of λ≈3.7µm Ga0.47In0.53As/Al0.48In0.52As quantum cascade laser sources

M. Jang, R. W. Adams, J.-Z Chen, C. Gmachl, L. Cheng, F.-S. Choa, and M.A. Belkin

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Abstract

We report room-temperature operation of λ≈3.7µm lattice-matched InGaAs/AlInAs/InP quantum cascade lasers based on frequency doubling with ~2mW/W2 conversion efficiencies. Similar devices based on 1% strain-compensated materials can operate at λ=3-3.7µm.

© 2010 Optical Society of America

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