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Conferences > CLEO > 2008 > CFK > CFK5
  • 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 CFK5

Group Velocity Mismatch and Third-Order Nonlinearities in Domain-Disordered Quasi-Phase Matching Waveguides

A. Al Muhairi, S. J. Wagner, J. S. Aitchison, and A. S. Helmy

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Abstract

Simulations show that group-velocity-mismatch and third-order effects reduce second harmonic generation efficiency by 23% and 33%, respectively, in GaAs/AlAs superlattice waveguide. Also, optimal waveguide lengths were found to be longer than the walkoff length.

© 2008 Optical Society of America

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