The simplest non-minimal matter–geometry coupling in the f(R, T) cosmology
Abstract f (R, T) gravity is an extended theory of gravity in which the gravitational action
contains general terms of both the Ricci scalar R and the trace of the energy-momentum …
contains general terms of both the Ricci scalar R and the trace of the energy-momentum …
[HTML][HTML] Cosmic acceleration and energy conditions in symmetric teleparallel f (Q) gravity
In this paper, we study a spatially homogeneous and isotropic FLRW cosmological model in
framework of the symmetric teleparallel f (Q) gravity proposed by Jimenez et al.(Physical …
framework of the symmetric teleparallel f (Q) gravity proposed by Jimenez et al.(Physical …
[HTML][HTML] Late-time constraints on barotropic fluid cosmology
We investigate the cosmological implications of the Friedmann-Robertson-Walker (FRW)
model having a flat-spatial section with barotropic fluid. We examine the resulting …
model having a flat-spatial section with barotropic fluid. We examine the resulting …
Dark energy models from a parametrization of H: a comprehensive analysis and observational constraints
SKJ Pacif - The European Physical Journal Plus, 2020 - Springer
The presented paper is a comprehensive analysis of two dark energy (DE) cosmological
models wherein exact solutions of the Einstein field equations (EFEs) are obtained in a …
models wherein exact solutions of the Einstein field equations (EFEs) are obtained in a …
Dynamics of a parametrized dark energy model in f (R, T) gravity
We investigate a flat FLRW-model in f (R, T)-gravity, which includes the quadratic variation in
scalar curvature R and the linear term of the trace of the stress–energy tensor T. In turn, we …
scalar curvature R and the linear term of the trace of the stress–energy tensor T. In turn, we …
On a Bianchi type-I space-time with bulk viscosity in gravity
In this paper, we present a spatially homogeneous and anisotropic Bianchi type-I
cosmological model with a viscous bulk fluid in f (R, T) gravity where R and T are the Ricci …
cosmological model with a viscous bulk fluid in f (R, T) gravity where R and T are the Ricci …
Reconstruction of cosmic history from a simple parametrization of
In this paper, we propose a simple parametrization of the Hubble parameter (HP) H in order
to explain the late-time cosmic acceleration. We show that our proposal covers many models …
to explain the late-time cosmic acceleration. We show that our proposal covers many models …
Transitioning universe with hybrid scalar field in Bianchi I space–time
In this paper we investigate a Bianchi type I transitioning Universe in Brans–Dicke theory. To
get an explicit solution of the field equations, we assume scalar field as ϕ= ϕ 0 t α exp (β t) δ …
get an explicit solution of the field equations, we assume scalar field as ϕ= ϕ 0 t α exp (β t) δ …
Cosmic dynamics with late-time constraints on the parametric deceleration parameter model
We investigate the evolution of a flat Friedmann–Lemaitre–Robertson–Walker (FLRW)
model equipped with the matter content induced by the fluid having equation of state …
model equipped with the matter content induced by the fluid having equation of state …
Tsallis holographic dark energy in Bianchi-I Universe using hybrid expansion law with k-essence
In this paper, the proposed dark energy, Tsallis holographic dark energy (THDE), infrared
cut-off with the Hubble horizon has been investigated in the Bianchi-I (axially symmetric) …
cut-off with the Hubble horizon has been investigated in the Bianchi-I (axially symmetric) …