Generalized curvature-matter couplings in modified gravity

T Harko, FSN Lobo - Galaxies, 2014 - mdpi.com
In this work, we review a plethora of modified theories of gravity with generalized curvature-
matter couplings. The explicit nonminimal couplings, for instance, between an arbitrary …

Study of embedded class-I fluid spheres in f (R, T) gravity with Karmarkar condition

Z Asghar, MF Shamir, A Usman, A Malik - Chinese Journal of Physics, 2023 - Elsevier
In this article, we explore some emerging properties of the stellar objects in the frame of the f
(R, T) gravity by employing the well-known Karmarkar condition, where R and T represent …

[CARTE][B] Extensions of f (R) Gravity: Curvature-Matter Couplings and Hybrid Metric-Palatini Theory

T Harko, FSN Lobo - 2018 - books.google.com
Recent cosmological observations have posed a challenge for traditional theories of gravity:
what is the force driving the accelerated expansion of the universe? What if dark energy or …

Dark energy nature of viscus universe in -gravity with observational constraints

A Pradhan, DC Maurya, A Dixit - International Journal of Geometric …, 2021 - World Scientific
In this study, we have investigated the dark energy behavior of the viscus-fluid in f (Q)-gravity
in a flat, isotropic and homogeneous Friedmann–Lemaitre–Robertson–Walker (FLRW) …

Transit cosmological models in modified gravity

R Zia, DC Maurya, AK Shukla - International Journal of Geometric …, 2021 - World Scientific
f (Q, T) gravity is a recently proposed modified theory of gravity due to Xu et al.(2 0 1 9). It is
an extension of the symmetric teleparallel gravity, in which the gravitational action is given …

The models of transit cosmology along with observational constriction in gravity

A Pradhan, A Dixit - International Journal of Geometric Methods in …, 2021 - World Scientific
Xu et al.(Eur. Phys. J. C 79 (2019) 708) have anticipated the theory of Gravity. The modified
study of f (Q, T) is elucidated here as Cosmological model. In it the action holds a role as a …

Static traversable wormholes in f (R, T)= R+ 2αlnT gravity

N Godani, GC Samanta - Chinese Journal of Physics, 2019 - Elsevier
Traversable wormholes, studied by Morris and Thorne [3] in general relativity, are
investigated in this research paper in f (R, T) gravity by introducing a new form of non-linear f …

Bianchi type string cosmological models in f (R, T) gravity

PK Sahoo, B Mishra, P Sahoo, SKJ Pacif - The European Physical Journal …, 2016 - Springer
In this work we have studied Bianchi-III and-VI 0 cosmological models with string fluid
source in f (R, T) gravity (T. Harko et al., Phys. Rev. D 84, 024020 (2011)), where R is the …

Transit dark energy string cosmological models with perfect fluid in -gravity

R Zia, DC Maurya, A Pradhan - International Journal of Geometric …, 2018 - World Scientific
In this paper, spatially homogeneous and anisotropic Bianchi type-VI 0 dark energy (DE)
cosmological transit models with string fluid source in f (R, T) gravity [T. Harko et al., Phys …

Stable traversable wormholes in gravity

N Godani - International Journal of Geometric Methods in Modern …, 2023 - World Scientific
This paper is focused on the investigation of wormhole solutions in f (Q) gravity, where Q
denotes the non-metricity scalar. To obtain these solutions, three specific forms of f (Q) …