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Please use this identifier to cite or link to this item: http://acervodigital.unesp.br/handle/11449/67918
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dc.contributor.authorNojiri, Shin'ichi-
dc.contributor.authorOdintsov, Sergei D.-
dc.date.accessioned2014-05-27T11:21:10Z-
dc.date.accessioned2016-10-25T18:19:59Z-
dc.date.available2014-05-27T11:21:10Z-
dc.date.available2016-10-25T18:19:59Z-
dc.date.issued2004-11-01-
dc.identifierhttp://dx.doi.org/10.1103/PhysRevD.70.103522-
dc.identifier.citationPhysical Review D - Particles, Fields, Gravitation and Cosmology, v. 70, n. 10, 2004.-
dc.identifier.issn0556-2821-
dc.identifier.urihttp://hdl.handle.net/11449/67918-
dc.identifier.urihttp://acervodigital.unesp.br/handle/11449/67918-
dc.description.abstractAs it follows from the classical analysis, the typical final state of a dark energy universe where a dominant energy condition is violated is a finite-time, sudden future singularity (a big rip). For a number of dark energy universes (including scalar phantom and effective phantom theories as well as specific quintessence models) we demonstrate that quantum effects play the dominant role near a big rip, driving the universe out of a future singularity (or, at least, moderating it). As a consequence, the entropy bounds with quantum corrections become well defined near a big rip. Similarly, black hole mass loss due to phantom accretion is not so dramatic as was expected: masses do not vanish to zero due to the transient character of the phantom evolution stage. Some examples of cosmological evolution for a negative, time-dependent equation of state are also considered with the same conclusions. The application of negative entropy (or negative temperature) occurrence in the phantom thermodynamics is briefly discussed.en
dc.language.isoeng-
dc.sourceScopus-
dc.subjectamplitude modulation-
dc.subjectanisotropy-
dc.subjectcosmos-
dc.subjectelectric potential-
dc.subjectenergy-
dc.subjectthermodynamics-
dc.subjecttuning curve-
dc.titleFinal state and thermodynamics of a dark energy universeen
dc.typeoutro-
dc.contributor.institutionNational Defence Academy-
dc.contributor.institutionEdifici Nexus-
dc.contributor.institutionUniversidade Estadual Paulista (UNESP)-
dc.contributor.institutionTSPU-
dc.description.affiliationDepartment of Applied Physics National Defence Academy, Hashirimizu Yokosuka 239-8686-
dc.description.affiliationInstitucio Catalana Recerca I E. Inst. d'Estudis Espacials Catalunya Edifici Nexus, Gran Capità 2-4, 08034 Barcelona-
dc.description.affiliationInst. Fisica Teorica Universidade Estadual Paulista, Sao Paulo-
dc.description.affiliationTSPU, Tomsk-
dc.description.affiliationUnespInst. Fisica Teorica Universidade Estadual Paulista, Sao Paulo-
dc.identifier.doi10.1103/PhysRevD.70.103522-
dc.rights.accessRightsAcesso restrito-
dc.identifier.file2-s2.0-37649030343.pdf-
dc.relation.ispartofPhysical Review D: Particles, Fields, Gravitation and Cosmology-
dc.identifier.scopus2-s2.0-37649030343-
Appears in Collections:Artigos, TCCs, Teses e Dissertações da Unesp

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