We report on the existence of multicolor solitons supported by periodic lattices made of quadratic nonlinear media. Such solitons exhibit a wealth of new features in comparison with discrete solitons and solitons in uniform media.
© 2004 Optical Society of America
Y. Kartashov, V. Vysloukh, and L. Torner, "Multicolor lattice solitons," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2004), paper CMX4.
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