High SHG efficiency of 21%W<sup>-1</sup>was demonstrated in OPGaAs waveguides for the first time. The high efficiency is attributed to record low loss values of 1.5db/cm obtained in these waveguides.
© 2010 The Optical Society
(190.0190) Nonlinear optics : Nonlinear optics
(190.2620) Nonlinear optics : Harmonic generation and mixing
(230.0230) Optical devices : Optical devices
(230.7370) Optical devices : Waveguides
M. B. Oron, P. Blau, S. Pearl, and S. Shusterman, "Efficient Second Harmonic Generation in Orientation Patterned GaAs Waveguides," in Conference on Lasers and Electro-Optics 2010, OSA Technical Digest (CD) (Optical Society of America, 2010), paper CThEE3.
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