A strict formulation of a nonlinear Helmholtz equation for the propagation of sound in bubbly liquids. Part I: Theory and validation at low acoustic pressure amplitudes.
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DOI: 10.1016/j.ultsonch.2018.04.014
Abstract: This paper strictly demonstrated a nonlinear Helmholtz equation, with its corresponding new expressions for the wave number of the mixture, for the propagation of sound trough a bubbly liquid. The demonstration was conducted under the… read more here.
Keywords: propagation; helmholtz equation; model; nonlinear helmholtz ... See more keywords