3 W near-diffraction-limited power from high-index-contrast photonic-crystal quantum cascade lasers

Kirch, J.D.,Chang, C.-C.,Boyle, C.,Mawst, L.J.

Lasers and Electro-Optics（2014）

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摘要

Phase locking, via resonant leaky-wave coupling, of five 8.36 μm-emitting quantum cascade lasers has provided in-phase-mode operation to 3 W with 1.5 × diffraction limit lobe-width and 2.45 W emitted in the main far-field lobe.

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关键词

laser beams,laser mode locking,photonic crystals,quantum cascade lasers,diffraction limit lobe-width,high-index-contrast photonic-crystal quantum cascade lasers,in-phase-mode operation,main far-field lobe,near-diffraction-limited power,phase locking,power 2.45 W,power 3 W,resonant leaky-wave coupling,wavelength 8.36 mum

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