The integrable KP-I equation admits a nontrivial wave kinetic equation that thermalizes to generalized Rayleigh-Jeans equilibria via nonlocal spectral transfers, despite integrability.
Double scaling in the relaxation time in theβ-fermi-pasta-ulam-tsingou model.Physical review letters, 120(14):144301, 2018
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Wave Kinetics and Thermalization in Kadomtsev-Petviashvili-I System
The integrable KP-I equation admits a nontrivial wave kinetic equation that thermalizes to generalized Rayleigh-Jeans equilibria via nonlocal spectral transfers, despite integrability.