We show that X waves can play a fundamental role in the propagation of 3D wave-packets along periodic media. These results have relevance for both photonics crystals and Bose-Einstein condensation.
© 2004 Optical Society of America
C. Conti and S. Trillo, "Three-dimensional localized waves of the X-type in periodic media," in Nonlinear Guided Waves and Their Applications, Technical Digest on CD (Optical Society of America, 2004), paper TuB8.
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