Abstract
For the two-dimensional nonlinear Schrödinger equation (NSE) with an external field in polar coordinates, semiclassical solutions asymptotic in small parameter ħ, ħ → 0, have been constructed. The solutions are constructed in the class of functions which are concentrated in a neighborhood of a closed plane curve and have the form of the one-soliton solution of the one-dimensional NSE in the “fast” variable.
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Translated from Izvestiya Vysshikh Uchebnykh Zavedenii, Fizika, No. 7, pp.-, July, 2006.
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Borisov, A.V., Trifonov, A.Y. & Shapovalov, A.V. A semiclassical approximation for the nonstationary two-dimensional nonlinear Schrödinger equation with an external field in polar coordinates. Russ Phys J 49, 734–743 (2006). https://doi.org/10.1007/s11182-006-0169-7
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DOI: https://doi.org/10.1007/s11182-006-0169-7