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Photonic Crystal Quantum Cascade Lasers with Improved Threshold Characteristics Operating up to Room Temperature

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6 Author(s)
S. Hofling ; Tech. Phys., Wurzburg Univ. ; J. Heinrich ; Ho Hofmann ; M. Kamp
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We fabricated two-dimensional photonic crystal GaAs/AlGaAs quantum cascade lasers operating at room temperature. Compared to reference devices with cleaved facets, the high reflectivity photonic crystal mirrors lead to a ~34% reduction of the threshold currents

Published in:

2006 IEEE 20th International Semiconductor Laser Conference, 2006. Conference Digest.

Date of Conference:

2006