Continuous channel waveguides in periodically poled KTiOPO<sup>4</sup>with guided orthogonal polarizations are used to demonstrate type-II background-free second harmonic generation at 1505 nm with 1.2 %/(W cm<sup>2</sup>) normalized efficiency.
© 2009 The Optical Society
(070.0070) Fourier optics and signal processing : Fourier optics and signal processing
(070.4550) Fourier optics and signal processing : Correlators
(190.0190) Nonlinear optics : Nonlinear optics
(190.4390) Nonlinear optics : Nonlinear optics, integrated optics
A. H. Nejadmalayeri, F. N. Wong, T. D. Roberts, and F. X. Käertner, "Efficient Second Harmonic Generation in the Optical Telecom S-Band Using Non-Segmented PPKTP Waveguides," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper CThS2.
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