Derives a new kinetic equation for the alpha-FPUT lattice with site-dependent coefficients, revealing a resonant three-wave manifold and faster thermalization plus Bragg scattering.
Physical Review92(6), 1331 (1953) 18
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Resonant interactions in the $\alpha$-FPUT lattice with site-dependent coefficients
Derives a new kinetic equation for the alpha-FPUT lattice with site-dependent coefficients, revealing a resonant three-wave manifold and faster thermalization plus Bragg scattering.