Fluctuating hydrodynamics for dilute granular gases: a Monte Carlo study (Articolo in rivista)

Type
Label
  • Fluctuating hydrodynamics for dilute granular gases: a Monte Carlo study (Articolo in rivista) (literal)
Anno
  • 2010-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevE.82.011305 (literal)
Alternative label
  • Giulio Costantini; Andrea Puglisi (2010)
    Fluctuating hydrodynamics for dilute granular gases: a Monte Carlo study
    in Physical review. E, Statistical, nonlinear, and soft matter physics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Giulio Costantini; Andrea Puglisi (literal)
Pagina inizio
  • 011305 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://pre.aps.org/abstract/PRE/v82/i1/e011305 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 82 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • American Physical Society. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 7 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 1 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR-ISC and Dipartimento di Fisica, Università Sapienza, p.le A. Moro 2, 00185, Roma (literal)
Titolo
  • Fluctuating hydrodynamics for dilute granular gases: a Monte Carlo study (literal)
Abstract
  • We investigate hydrodynamic noise in a dilute granular gas during the homogeneous cooling state, by means of a proper application of the direct simulation Monte Carlo (DSMC) algorithm. The DSMC includes a source of randomization which is not present in molecular dynamics (MD) for inelastic hard disks. Notwithstanding this difference, a fair quantitative agreement is found, including a violation of the fluctuation-dissipation relation for the noise amplitude of the same order observed in MD. This study suggests that deterministic collision dynamics is not an essential ingredient to reproduce, up to a good degree of approximation, hydrodynamic fluctuations in dilute granular gases. (literal)
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