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Autor:
Dan Anderson, M. L. Quiroga-Teixeiro, Anders Öhgren, Mitek Lisak, Kristian Dimitrevski, Erik D. Svensson, Erik Reimhult, Anders Berntson
Publikováno v:
Physics Letters A. 248:369-376
A numerical and analytical analysis of two-dimensional laser beam propagation in cubic-quintic nonlinear optical media demonstrates the existence of stable stationary radially symmetric modes. By means of a variational method, involving super-Gaussia