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Conferences > CLEO > 2008 > CTuJJ > CTuJJ4
  • Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies
  • OSA Technical Digest (CD) (Optica Publishing Group, 2008),
  • paper CTuJJ4

Quantum Cascade Microlasers with Highly Deformed Spiral-resonators

Dongxia Qu, Richard Cendejas, Zhijun Liu, Claire Gmachl, and Fred Towner

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Abstract

We study the spectral characteristics of spiral-shaped micro-cylindrical quantum cascade lasers with various spiral geometries. With medium deformations and notch angles, our lasers can achieve single-mode emission with a side-mode suppression ratio over 30 dB.

© 2008 Optical Society of America

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