Non-minimal geometry–matter couplings in Weyl–Cartan space–times: f (R, T, Q, Tm) gravity

T Harko, N Myrzakulov, R Myrzakulov… - Physics of the Dark …, 2021 - Elsevier
We consider an extension of standard General Relativity in which the Hilbert–Einstein action
is replaced by an arbitrary function of the Ricci scalar, nonmetricity, torsion, and the trace of …

Generalizing the coupling between geometry and matter: f R, L m, T gravity

Z Haghani, T Harko - The European Physical Journal C, 2021 - Springer
We generalize and unify the f R, T and f R, L m type gravity models by assuming that the
gravitational Lagrangian is given by an arbitrary function of the Ricci scalar R, of the trace of …

NEC violation in f (R, T) gravity in the context of a non-canonical theory via modified Raychaudhuri equation

A Panda, D Gangopadhyay, G Manna - Astroparticle Physics, 2025 - Elsevier
In this work, we develop the Raychaudhuri equation in f (R ̄, T ̄) gravity in the setting of a
non-canonical theory, namely K-essence theory. We solve the modified Raychaudhuri …

Thermodynamics and Perturbative Analysis of Some Newly Developed F (R, L m, T) F(R,L_m,T) Theories Under the Scenario of Conserved Energy‐momentum …

M Zubair, S Waheed, Q Muneer… - Fortschritte der …, 2023 - Wiley Online Library
The present work is devoted to explore some interesting cosmological features of a newly
proposed theory of gravity namely F (R, L m, T) F(R,L_m,T) theory, where R and T represent …

Structure of spherically symmetric objects: a study based on structure scalars

Z Yousaf - Physica Scripta, 2022 - iopscience.iop.org
The aim of this paper is to explore the consequences of extra curvature terms mediated from
f (R, T, Q)(where Q≡ R μν T μν) theory on the formation of scalar functions and their …

Traversable wormholes in the traceless gravity

P Sahoo, P Moraes, MM Lapola… - International Journal of …, 2021 - World Scientific
Wormholes are tunnels connecting different regions in spacetime. They were obtained
originally as a solution for Einstein's General Theory of Relativity and according to this …

Imprints of the Einasto density profile and complexity factor on traversable wormholes in f(RT) theory

T Naseer, M Sharif, M Faiza, B Dayanandan - The European Physical …, 2024 - Springer
The focus of this work is centered on determining whether traversable wormholes admitting
Einasto density profile exist within the framework of f (R, T) gravity. Using the Morris–Thorne …

Physical analysis of Yukawa–Casimir traversable wormhole solutions in non-minimally coupled f (T) gravity

A Jawad, M Sulehri, S Rani - The European Physical Journal Plus, 2022 - Springer
This article is based on the analysis of wormhole geometries in the perspective of non-
minimal torsion-matter coupled gravity. In this work, we consider an explicit non-minimal …

Constrained transit cosmological models in -gravity

DC Maurya - arxiv preprint arxiv:2409.14024, 2024 - arxiv.org
In the present paper, we investigate constrained transit cosmological models in the most
recent proposed modified gravity theory, $ f (R, L_ {m}, T) $-gravity. We obtain the modified …

[PDF][PDF] Cosmological effects on f (R, T) gravity through a non-standard theory

A Panda, S Ray, G Mannaa, S Das, C Ranjit - literatures, 2024 - academia.edu
The acceleration of the late-time universe is strongly evidenced by the discovery of Type Ia
Supernovae (SNe Ia), Baryon Acoustic Oscillations (BAO), Cosmic Microwave Background …