By introducing symmetry-breaking geometry, we reveal the existence of thresholdless crescent waves, i.e., nonlinear surface modes pinged to the boundary of a curvature, in an elliptical ring and illustrates its formation through curvilinear transformation.
© 2013 OSA
Y. Lin, K. Kuo, and R. Lee, "Thresholdless Crescent Waves in an Elliptical Ring," in Frontiers in Optics 2013, P. Delyett, Jr. and D. Gauthier, eds., OSA Technical Digest (online) (Optical Society of America, 2013), paper JW3A.8.
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