Helmholtz Bright Spatial Solitons and Surface Waves at Power-Law Optical Interfaces
Figure 6
Internal refraction of a unit-amplitude () spatial soliton at a nonlinear interface with and a nonparaxial incidence angle when . (a) Evolution in of the peak amplitude of the beam. (b), (c), and (d) show the full numerical solution of (5) when the nonlinearity exponent is , 2, and 3, respectively.