Artículo
Nonequilibrium phase transition to a time-dependent probability density for a model of charge-density waves
Autor/es | López Bonilla, Luis |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 1987 |
Fecha de depósito | 2017-04-24 |
Publicado en |
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Resumen | A nonequilibrium phase transition to a stable time-periodic one-particle probability density is found in a modified Fukuyama-Lee model of charge-density waves. The classical single-phase model of Grüner, Zawadowski, and ... A nonequilibrium phase transition to a stable time-periodic one-particle probability density is found in a modified Fukuyama-Lee model of charge-density waves. The classical single-phase model of Grüner, Zawadowski, and Chaikin is derived in the zero-temperature limit as the equation for the order parameter of this transition. Two-time correlations are given as functionals of the order parameter. These results raise the question of the existence of stable nonequilibrium probability densities in other models. Stable time-dependent densities are shown to exist for replicas of general dynamical systems having a stable time-dependent attractor in the zero-noise limit. This is so if the replicas are coupled via a mean-field interaction and the thermodynamic limit is taken. |
Cita | López Bonilla, L. (1987). Nonequilibrium phase transition to a time-dependent probability density for a model of charge-density waves. Physical Review B-Condensed Matter, 35 (7), 3637-3639. |
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