Modified gravity theories on a nutshell: Inflation, bounce and late-time evolution
We systematically review some standard issues and also the latest developments of
modified gravity in cosmology, emphasizing on inflation, bouncing cosmology and late-time …
modified gravity in cosmology, emphasizing on inflation, bouncing cosmology and late-time …
Observational constraints of gravity
In this work, we consider an extension of symmetric teleparallel gravity, namely, f (Q) gravity,
where the fundamental block to describe spacetime is the nonmetricity, Q. Within this …
where the fundamental block to describe spacetime is the nonmetricity, Q. Within this …
Observational constraints on cosmological solutions of theories
Over the last years some interest has been gathered by f (Q) theories, which are new
candidates to replace Einstein's prescription for gravity. The nonmetricity tensor Q allows to …
candidates to replace Einstein's prescription for gravity. The nonmetricity tensor Q allows to …
Constraints on the sum of the neutrino masses in dynamical dark energy models with are tighter than those obtained in
We explore cosmological constraints on the sum of the three active neutrino masses M ν in
the context of dynamical dark energy (DDE) models with equation of state (EoS) …
the context of dynamical dark energy (DDE) models with equation of state (EoS) …
Omnipotent dark energy: A phenomenological answer to the Hubble tension
This paper introduces the class of omnipotent dark energy (DE) models characterized by
nonmonotonic energy densities that are capable of attaining negative values with …
nonmonotonic energy densities that are capable of attaining negative values with …
Phantom Cosmological Model with Observational Constraints in f (Q) f(Q) Gravity
In this paper, the cosmological model of the Universe has been presented in f (Q) f(Q) gravity
and the parameters are constrained from the cosmological data sets. At the beginning, a …
and the parameters are constrained from the cosmological data sets. At the beginning, a …
[HTML][HTML] Ripped ΛCDM: an observational contender to the consensus cosmological model
Current observations do not rule out the possibility that the Universe might end up in an
abrupt event, but that fatality might be avoided, as it happens in the pseudorip dark energy …
abrupt event, but that fatality might be avoided, as it happens in the pseudorip dark energy …
Data-driven reconstruction of the late-time cosmic acceleration with f (T) gravity
We use a combination of observational data in order to reconstruct the free function of f (T)
gravity in a model-independent manner. Starting from the data-driven determined dark …
gravity in a model-independent manner. Starting from the data-driven determined dark …
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 …
Impacts of gravitational-wave standard siren observations from Einstein Telescope and Cosmic Explorer on weighing neutrinos in interacting dark energy models
SJ **, RQ Zhu, LF Wang, HL Li… - … in Theoretical Physics, 2022 - iopscience.iop.org
Multi-messenger gravitational wave (GW) observation for binary neutron star merger events
could provide a rather useful tool to explore the evolution of the Universe. In particular, for …
could provide a rather useful tool to explore the evolution of the Universe. In particular, for …