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This article is cited in 18 scientific papers (total in 18 papers)
Structure and properties of four-kink multisolitons of the sine-Gordon equation
A. M. Gumerov, E. G. Ekomasov, F. K. Zakir'yanov, R. V. Kudryavtsev Bashkir State University, ul. Zaki Validi 32, Ufa, 450076, Bashkortostan, Russia
Abstract:
The dynamics of nonlinear waves of the sine-Gordon equation with a spatially modulated periodic potential are studied using analytical and numerical methods. The structure and properties of four-kink multisolitons excited on two identical attracting impurities are determined. For small-amplitude oscillations, an analytical spectrum of the oscillations is obtained, which is in qualitatively agreement with the numerical results.
Key words:
sine-Gordon equation, four-kink multisolitons, structure and properties of solitons, numerical-analytical study.
Received: 26.07.2013 Revised: 24.09.2013
Citation:
A. M. Gumerov, E. G. Ekomasov, F. K. Zakir'yanov, R. V. Kudryavtsev, “Structure and properties of four-kink multisolitons of the sine-Gordon equation”, Zh. Vychisl. Mat. Mat. Fiz., 54:3 (2014), 481–495; Comput. Math. Math. Phys., 54:3 (2014), 491–504
Linking options:
https://www.mathnet.ru/eng/zvmmf10008 https://www.mathnet.ru/eng/zvmmf/v54/i3/p481
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