Propagative phase dynamics for systems with Galilean invariance
- 23 December 1985
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 55 (26) , 2857-2859
- https://doi.org/10.1103/physrevlett.55.2857
Abstract
We present the nonlinear phase equations describing the stability of a one-dimensional periodic pattern, with mean flow effect due to Galilean invariance. We show that the phase dynamics is second order in time, and could lead to an oscillatory instability of the pattern.Keywords
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