Equilibration of sinusoidal modulation of temperature in linear and nonlinear chains

Elena A. Korznikova, Vitaly A. Kuzkin, Anton M. Krivtsov +4

The equilibration of sinusoidally modulated distribution of the kinetic temperature is analyzed in the $\beta$-Fermi-Pasta-Ulam-Tsingou chain with different degrees of nonlinearity and…