Unifying dark energy and dark matter with a scalar field

dc.creatorArbey, A.
dc.date2005-09-20
dc.date.accessioned2026-07-07T06:29:44Z
dc.date.available2026-07-07T06:29:44Z
dc.descriptionThe standard model of cosmology considers the existence of two components of unknown nature, ``dark matter'' and ``dark energy'', which determine the cosmological evolution. Their nature remains unknown, and other models can also be considered. In particular, it may be possible to reinterpret the recent cosmological observations so that the Universe does not contain two fluids of unknown natures, but only one fluid with particular properties. After a brief review of constraints on this unifying ``dark fluid'', we will discuss a specific model of dark fluid based on a complex scalar fluid.
dc.description4 pages, 4 figures, to appear in the XXIst IAP Colloquium "Mass Profiles and Shapes of Cosmological Structures", Paris 4-9 July 2005, France, (Eds.) G. Mamon, F. Combes, C. Deffayet, B. Fort, EAS Publications Series
dc.identifierhttps://arxiv.org/abs/astro-ph/0509592
dc.identifierhttp://arxiv.org/abs/astro-ph/0509592
dc.identifierEAS Publ.Ser. 20 (2006) 257-260
dc.identifierdoi:10.1051/eas:2006080
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/98140
dc.subjectAstrophysics
dc.titleUnifying dark energy and dark matter with a scalar field
dc.typetext

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