[HTML][HTML] String cosmology: from the early universe to today

M Cicoli, JP Conlon, A Maharana, S Parameswaran… - Physics Reports, 2024 - Elsevier
We review applications of string theory to cosmology, from primordial times to the present-
day accelerated expansion. Starting with a brief overview of cosmology and string …

Dynamical systems applied to cosmology: dark energy and modified gravity

S Bahamonde, CG Böhmer, S Carloni, EJ Copeland… - Physics Reports, 2018 - Elsevier
Abstract The Nobel Prize winning confirmation in 1998 of the accelerated expansion of our
Universe put into sharp focus the need of a consistent theoretical model to explain the origin …

Constraining the parameters of generalized and viscous modified Chaplygin gas and black hole accretion in Einstein-Aether gravity

P Mukherjee, U Debnath, H Chaudhary… - The European Physical …, 2024 - Springer
In this paper, we investigate the phenomenon of the accelerated cosmic expansion in the
late universe and the mass accretion process for a four-dimensional Einstein-Aether black …

Riding on irrelevant operators

C De Rham, RH Ribeiro - Journal of Cosmology and Astroparticle …, 2014 - iopscience.iop.org
We investigate the stability of a class of derivative theories known as P (X) and Galileons
against corrections generated by quantum effects. We use an exact renormalisation group …

Recent advances in cosmological singularities

O Trivedi - Symmetry, 2024 - mdpi.com
The discovery of the Universe's late-time acceleration and dark energy has led to a great
deal of research into cosmological singularities, and in this brief review, we discuss all the …

Dark D-brane cosmology

T Koivisto, D Wills, I Zavala - Journal of Cosmology and …, 2014 - iopscience.iop.org
Disformally coupled cosmologies arise from Dirac-Born-Infeld actions in Type II string
theories, when matter resides on a moving hidden sector D-brane. Since such matter …

Accretion of modified Chaplygin–Jacobi gas and modified Chaplygin–Abel gas onto Schwarzschild black hole

P Mukherjee, U Debnath, A Pradhan - International Journal of …, 2023 - World Scientific
Herein, we have discussed about the accretion of two extremely interesting forms of dark
energies, namely “Modified Chaplygin–Jacobi Gas”(MCJG) and “Modified Chaplygin–Abel …

[HTML][HTML] Thermodynamics of modified Chaplygin-Jacobi gas and modified Chaplygin-Abel gas: Stability analysis and observational constraints

B Chakraborty, T Mukhopadhyay, D Mondal… - Nuclear Physics B, 2024 - Elsevier
This paper explores the thermodynamic properties and stability of two newly introduced gas
models, namely the Modified Chaplygin-Jacobi gas and the Modified Chaplygin-Abel gas …

Roles of modified Chaplygin–Jacobi and Chaplygin–Abel gases in FRW universe

U Debnath - International Journal of Modern Physics A, 2021 - World Scientific
In this paper, we have considered flat Friedmann–Robertson–Walker (FRW) model of the
universe and reviewed the modified Chaplygin gas as the fluid source. Associated with the …

Anisotropic generalized ghost pilgrim dark energy model in general relativity

MV Santhi, VUM Rao, Y Aditya - International Journal of Theoretical …, 2017 - Springer
A spatially homogeneous and anisotropic locally rotationally symmetric (LRS) Bianchi type-I
Universe filled with matter and generalized ghost pilgrim dark energy (GGPDE) has been …