Article ID Journal Published Year Pages File Type
1900194 Wave Motion 2014 9 Pages PDF
Abstract

•An interaction of acoustic waves in hysteretic media with relaxation is studied.•The case of the degenerate interaction is considered.•The parameters of the weak and the powerful wave are determined.

A theoretical investigation of parametric processes that arise as a result of the interaction of powerful and weak longitudinal acoustic waves in micro-inhomogeneous media with hysteretic nonlinearity and relaxation was carried out. The case of degenerate interaction between a powerful high-frequency wave and a weak low-frequency one was considered. The nonlinear damping coefficient and the carrier frequency phase delay of the weak wave propagating under the action of the powerful wave were determined.

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