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Gravitationally induced adiabatic particle production: from big bang to de Sitter
dc.contributor.author | Haro Cases, Jaume |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Matemàtiques |
dc.date.accessioned | 2017-03-15T12:07:42Z |
dc.date.available | 2017-07-27T00:30:11Z |
dc.date.issued | 2016-07-27 |
dc.identifier.citation | Haro, J. Gravitationally induced adiabatic particle production: from big bang to de Sitter. "Classical and quantum gravity", 27 Juliol 2016, vol. 33, núm. 16. |
dc.identifier.issn | 0264-9381 |
dc.identifier.uri | http://hdl.handle.net/2117/102508 |
dc.description.abstract | In the background of a flat homogeneous and isotropic space–time, we consider a scenario of the Universe driven by the gravitationally induced 'adiabatic' particle production with constant creation rate. We have shown that this Universe attains a big bang singularity in the past and at late-time it asymptotically becomes de Sitter. To clarify this model Universe, we performed a dynamical analysis and found that the Universe attains a thermodynamic equilibrium in this late de Sitter phase. Finally, for the first time, we have discussed the possible effects of 'adiabatic' particle creations in the context of loop quantum cosmology. |
dc.language.iso | eng |
dc.rights.uri | http://creativecommons.org/licenses/by-nc-nd/3.0/es/ |
dc.subject | Àrees temàtiques de la UPC::Matemàtiques i estadística |
dc.subject.lcsh | Quantum cosmology |
dc.subject.other | Particle creation |
dc.subject.other | Big Bang |
dc.subject.other | Current cosmic acceleration. |
dc.title | Gravitationally induced adiabatic particle production: from big bang to de Sitter |
dc.type | Article |
dc.subject.lemac | Cosmologia |
dc.contributor.group | Universitat Politècnica de Catalunya. EDP - Equacions en Derivades Parcials i Aplicacions |
dc.identifier.doi | 10.1088/0264-9381/33/16/165007 |
dc.description.peerreviewed | Peer Reviewed |
dc.relation.publisherversion | http://iopscience.iop.org/article/10.1088/0264-9381/33/16/165007/meta;jsessionid=B476F166DD6EFF69B14FB0AF6A4D1338.c1.iopscience.cld.iop.org |
dc.rights.access | Open Access |
local.identifier.drac | 19706572 |
dc.description.version | Postprint (author's final draft) |
local.citation.author | Haro, J. |
local.citation.publicationName | Classical and quantum gravity |
local.citation.volume | 33 |
local.citation.number | 16 |
local.citation.startingPage | 165007 |
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