Stability of the Einstein static universe in f(R, T) gravity
The Einstein static (ES) universe has played a major role in various emergent scenarios
recently proposed in order to cure the problem of the initial singularity of the standard model …
recently proposed in order to cure the problem of the initial singularity of the standard model …
Emergent universe from energy–momentum squared gravity
In order to bypass the big bang singularity, we develop an emergent universe scenario
within a covariant extension of General Relativity known as “Energy–Momentum Squared …
within a covariant extension of General Relativity known as “Energy–Momentum Squared …
Stability of the Einstein Static Universe in Gauss-Bonnet Gravity
SL Li, P Wu, H Yu - arxiv preprint arxiv:2004.02080, 2020 - arxiv.org
By rescaling the Gauss-Bonnet (GB) coupling constant $\alpha\rightarrow\alpha/(D-4) $ and
considering the $ D\rightarrow 4$ limit, the GB gravity gives rise to nontrivial modification of …
considering the $ D\rightarrow 4$ limit, the GB gravity gives rise to nontrivial modification of …
Singularity free cosmological models in viscous symmetric teleparallel gravity
In this paper, we have investigated the possibility of deriving exact non-singular
cosmological solutions in a combined scenario of bulk viscous fluid and symmetric …
cosmological solutions in a combined scenario of bulk viscous fluid and symmetric …
Einstein static universe in the Rastall theory of gravity
We investigate stability of the Einstein static solution against homogeneous scalar, vector
and tensor perturbations in the context of the Rastall theory of gravity. We show that this …
and tensor perturbations in the context of the Rastall theory of gravity. We show that this …
Stability of the Einstein static universe in Eddington-inspired Born-Infeld theory
SL Li, H Wei - Physical Review D, 2017 - APS
By considering the realization of the emergent universe scenario in Eddington-inspired Born-
Infeld (EiBI) theory, we study the stability of the Einstein static universe filled with perfect fluid …
Infeld (EiBI) theory, we study the stability of the Einstein static universe filled with perfect fluid …
Emergent scenario in the Einstein-Cartan theory
Q Huang, P Wu, H Yu - Physical Review D, 2015 - APS
We study the emergent scenario, which is proposed to avoid the big bang singularity, in the
Einstein-Cartan (EC) theory with a positive cosmological constant and a perfect fluid by …
Einstein-Cartan (EC) theory with a positive cosmological constant and a perfect fluid by …
Einstein static universe from GUP
We consider the existence and stability of the Einstein static universe under the Generalized
Uncertainty Principle (GUP) effects. We show that this solution in the presence of perfect …
Uncertainty Principle (GUP) effects. We show that this solution in the presence of perfect …
Instability of the Einstein static universe in modified Gauss-Bonnet gravity
H Huang, P Wu, H Yu - Physical Review D, 2015 - APS
In this paper, we investigate the stability of the Einstein static universe sourced by a single
perfect fluid with a constant equation of state against homogeneous and inhomogeneous …
perfect fluid with a constant equation of state against homogeneous and inhomogeneous …
Emergent universe in theories with natural UV cutoffs
We investigate the realization of the emergent universe scenario in theories with natural UV
cutoffs, namely a minimum length and a maximum momentum, quantified by a new …
cutoffs, namely a minimum length and a maximum momentum, quantified by a new …