Artículo
Scaling and universality of critical fluctuations in granular gases
Autor/es | Brey Abalo, José Javier
García de Soria Lucena, María Isabel Maynar Blanco, Pablo Ruiz Montero, María José |
Departamento | Universidad de Sevilla. Departamento de Física Atómica, Molecular y Nuclear |
Fecha de publicación | 2005-03-11 |
Fecha de depósito | 2017-07-18 |
Publicado en |
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Resumen | The total energy fluctuations of a low-density granular gas in the homogeneous cooling state near the threshold of the clustering instability are studied by means of molecular dynamics simulations. The relative dispersion ... The total energy fluctuations of a low-density granular gas in the homogeneous cooling state near the threshold of the clustering instability are studied by means of molecular dynamics simulations. The relative dispersion of the fluctuations is shown to exhibit a power-law divergent behavior. Moreover, the probability distribution of the fluctuations presents data collapse as the system approaches the instability, for different values of the inelasticity. The function describing the collapse turns out to be the symmetric of the one found in several molecular equilibrium and nonequilibrium systems. |
Agencias financiadoras | Ministerio de Ciencia y Tecnología (MCYT). España |
Identificador del proyecto | BFM2002-00307 |
Cita | Brey Abalo, J.J., García de Soria Lucena, M.I., Maynar Blanco, P. y Ruiz Montero, M.J. (2005). Scaling and universality of critical fluctuations in granular gases. Physical Review Letters, 94 (9), 098001-1-098001-4. |
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