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dc.contributor.author
Peralta Ramos, Jeronimo
dc.contributor.author
Calzetta, Esteban Adolfo
dc.date.available
2015-10-16T20:13:17Z
dc.date.issued
2013-02-04
dc.identifier.citation
Peralta Ramos, Jeronimo; Calzetta, Esteban Adolfo; Macroscopic approximation to relativistic kinetic theory from a nonlinear closure; American Physical Society; Physical Review D: Particles, Fields, Gravitation and Cosmology; 87; 3; 4-2-2013; 1-6
dc.identifier.issn
0556-2821
dc.identifier.uri
http://hdl.handle.net/11336/2542
dc.description.abstract
We use a macroscopic description of a system of relativistic particles based on adding a nonequilibrium tensor to the usual hydrodynamic variables. The nonequilibrium tensor is linked to relativistic kinetic theory through a nonlinear closure suggested by the entropy production principle; the evolution equation is obtained by the method of moments and together with energy-momentum conservation closes the system. Transport coefficients are chosen to reproduce second-order fluid dynamics if gradients are small. We compare the resulting formalism to exact solutions of Boltzmann’s equation in 0 þ 1 dimensions and show that it tracks kinetic theory better than second-order fluid dynamics.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
American Physical Society
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Kinetic Theory
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Nonequilibrium Effective Theory
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Anisotropic Hydrodynamics
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Física de Partículas y Campos
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Ciencias Físicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Macroscopic approximation to relativistic kinetic theory from a nonlinear closure
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-30 10:35:44.97925-03
dc.journal.volume
87
dc.journal.number
3
dc.journal.pagination
1-6
dc.journal.pais
Estados Unidos
dc.journal.ciudad
College Park
dc.description.fil
Fil: Peralta Ramos, Jeronimo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Física; Argentina
dc.description.fil
Fil: Calzetta, Esteban Adolfo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Física de Buenos Aires; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Física; Argentina
dc.journal.title
Physical Review D: Particles, Fields, Gravitation and Cosmology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1103/PhysRevD.87.034003
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://arxiv.org/abs/1212.0824
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://journals.aps.org/prd/abstract/10.1103/PhysRevD.87.034003
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