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Propagation of surface gravity waves in a layer of electrically conducting liquid

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Abstract

The wave motion of a weakly conducting incompressible liquid in a transverse magnetic field is investigated within the framework of the nonlinear theory of magnetohydrodynamics. The influence of MHD interaction effects on harmonic perturbations of infinitesimal amplitude is analyzed and a long-wave equation of the Kortewegde Vries-Burgers type describing the evolution of weakly nonlinear perturbations of the free surface is derived. It is shown that the influence of the electrical conductivity leads to a change in both the dissipative and the dispersive properties of the system.

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Translated from Izvestiya Akademii Nauk SSSR, Mekhanika Zhidkosti i Gaza, No. 4, pp. 173–175, July–August, 1989.

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Korsunskii, S.V. Propagation of surface gravity waves in a layer of electrically conducting liquid. Fluid Dyn 24, 637–639 (1989). https://doi.org/10.1007/BF01052433

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  • DOI: https://doi.org/10.1007/BF01052433

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