Results 101 to 110 of about 1,088 (220)

Generalized approach for the perturbative dynamical braneworld in D dimensions

open access: yesEuropean Physical Journal C: Particles and Fields
In this paper, we propose an approach to derive the brane cosmology in the D-dimensional braneworld model. We generalize the “bulk-based” approach by treating the 4-brane as a small perturbation to the D-dimensional spherically symmetric spacetime.
Zi-Chao Lin, Hao Yu, Yungui Gong
doaj   +1 more source

Gauss-Bonnet Braneworld Cosmology with Modified Induced Gravity on the Brane

open access: yesAdvances in High Energy Physics, 2013
We analyze the background cosmology for an extension of the DGP gravity with Gauss-Bonnet term in the bulk and f(R) gravity on the brane. We investigate implications of this setup on the late-time cosmic history.
Kourosh Nozari   +2 more
doaj   +1 more source

Black hole microstate cosmology

open access: yesJournal of High Energy Physics, 2019
In this note, we explore the possibility that certain high-energy holographic CFT states correspond to black hole microstates with a geometrical behind-the-horizon region, modelled by a portion of a second asymptotic region terminating at an end-of-the ...
Sean Cooper   +5 more
doaj   +1 more source

MOVING FIVE-BRANES AND COSMOLOGY [PDF]

open access: yesString Phenomenology, 2003
We discuss low-energy heterotic M-theory with five-branes in four and five dimensions and its application to moving brane cosmology.
openaire   +3 more sources

100 years of mathematical cosmology: Models, theories and problems, Part B. [PDF]

open access: yesPhilos Trans A Math Phys Eng Sci, 2022
Cotsakis S, Yefremov AP.
europepmc   +1 more source

New horizons in the holographic conformal phase transition

open access: yesEuropean Physical Journal C: Particles and Fields
We describe 5D dynamical cosmological solutions of the stabilized holographic dilaton and their role in completion of the conformal phase transition. This analysis corresponds, via the AdS/CFT dictionary, to a study of out-of-equilibrium dynamics where ...
Cem Eröncel   +4 more
doaj   +1 more source

The cosmological impact of Brane-Chern-Simons massive gravity

open access: yesJournal of High Energy Physics
In this paper, we present a novel extension of massive gravity theory; the Brane-Chern-Simons massive gravity theory. We explore the cosmological implications of this theory by deriving the background equations and demonstrating the existence of self ...
S. Kazempour, A. R. Akbarieh
doaj   +1 more source

Sterile neutrino shortcuts in asymmetrically warped extra dimensions

open access: yesEuropean Physical Journal C: Particles and Fields, 2019
Light sterile neutrinos are a popular extension of the Standard Model and are being discussed as a possible explanation for various neutrino oscillation anomalies, including the LSND, MiniBooNE, Reactor and Gallium anomalies.
Dominik Döring, Heinrich Päs
doaj   +1 more source

Geometrothermodynamic Cosmology. [PDF]

open access: yesEntropy (Basel), 2023
Luongo O, Quevedo H.
europepmc   +1 more source

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