Equilibrium and nonequilibrium description of negative temperature states in a one-dimensional lattice using a wave kinetic approach.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.105.014206
Abstract: We predict negative temperature states in the discrete nonlinear Schödinger (DNLS) equation as exact solutions of the associated wave kinetic equation. Within the wave kinetic approach, we define an entropy that results monotonic in time… read more here.
Keywords: temperature states; equilibrium; negative temperature; wave kinetic ... See more keywords