On Cosmological Perturbations on a Brane in an Anti-de Sitter Bulk

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dc.creatorvan de Bruck, C.
dc.creatorDorca, M.
dc.date2000-12-08
dc.date.accessioned2026-07-07T04:11:06Z
dc.date.available2026-07-07T04:11:06Z
dc.descriptionIn this paper, we consider cosmological perturbations on a brane universe embedded in an Anti-de Sitter bulk. We use a novel gauge, in which the full five-dimensional problem is in principle solvable. In this gauge we derive the equations for scalar, vector and tensor perturbations. These equations are necessary in order to calculate microwave background anisotropies in this particular scenario. Throughout the paper, we draw attention to the influence of the bulk gravitons, which act as a source for the perturbations on the brane. In addition, we find that isocurvature modes are generated due to the influence of bulk gravitons.
dc.description8 pages, no figure
dc.identifierhttps://arxiv.org/abs/hep-th/0012073
dc.identifierhttp://arxiv.org/abs/hep-th/0012073
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/50452
dc.subjectHigh Energy Physics - Theory
dc.subjectAstrophysics
dc.subjectGeneral Relativity and Quantum Cosmology
dc.subjectHigh Energy Physics - Phenomenology
dc.titleOn Cosmological Perturbations on a Brane in an Anti-de Sitter Bulk
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