We demonstrate maximum scaling of second-harmonic generation as the eighth power of the photonic crystal length without phase matching (PM). This result challenges a commonly held view regarding the necessity of PM for large scaling.
© 2008 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.2620) Nonlinear optics : Harmonic generation and mixing
(230.0230) Optical devices : Optical devices
(230.5298) Optical devices : Photonic crystals
M. Liscidini, A. Locatelli, C. De Angelis, and L. C. Andreani, "Maximum Scaling of Second-Harmonic Generation in One-Dimensional Photonic Crystals," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper QFG5.
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