Directional emission and universal far-field behavior from semiconductor lasers with limaçon-shaped microcavity | Zendy

Changling Yan | Zendy; Qi Jie Wang | Zendy; Laurent Diehl | Zendy; Martina Hentschel | Zendy; Jan Wiersig | Zendy; Nanfang Yu | Zendy; Christian Pflügl | Zendy; Federico Capasso | Zendy; Mikhail A. Belkin | Zendy; Tadataka Edamura | Zendy; Masamichi Yamanishi | Zendy; Hirofumi Kan | Zendy

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Directional emission and universal far-field behavior from semiconductor lasers with limaçon-shaped microcavity

Author(s) -

Changling Yan,

Qi Jie Wang,

Laurent Diehl,

Martina Hentschel,

Jan Wiersig,

Nanfang Yu,

Christian Pflügl,

Federico Capasso,

Mikhail A. Belkin,

Tadataka Edamura,

Masamichi Yamanishi,

Hirofumi Kan

Publication year - 2009

Publication title -

applied physics letters

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.182

H-Index - 442

eISSN - 1077-3118

pISSN - 0003-6951

DOI - 10.1063/1.3153276

Subject(s) - semiconductor laser theory , whispering gallery wave , resonator , laser , whispering gallery , near and far field , optics , physics , optoelectronics , quantum well , semiconductor , cascade , q factor , spontaneous emission , beam divergence , laser beam quality , laser beams , chemistry , chromatography

We report experimental demonstration of directional light emission from limacon-shaped microcavity semiconductor lasers. Quantum cascade lasers (QCLs) emitting at λ≈10 μm are used as a model system. Both ray optics and wave simulations show that for deformations in the range 0.37

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