Cosmological models in f (T, T) gravity and the dynamical system analysis

LK Duchaniya, SV Lohakare, B Mishra - Physics of the Dark Universe, 2024 - Elsevier
The study addresses matter-coupled modified gravity, particularly f (T, T) gravity, unveiling
distinct formalism. The research further discusses stability analysis, and the dynamical …

Dynamical complexity in teleparallel gauss–bonnet gravity

SA Kadam, SV Lohakare, B Mishra - Annals of Physics, 2024 - Elsevier
The stable critical points and their corresponding cosmology are derived in the teleparallel
gravity with an added Gauss–Bonnet topological invariant term. We have analyzed the …

Cosmology in modified f (𝒢) gravity: a late-time cosmic phenomena

SV Lohakare, S Niyogi, B Mishra - Monthly Notices of the Royal …, 2024 - academic.oup.com
In this work, we present a method for numerically solving the Friedmann equations of
modified gravity in the presence of pressureless matter. This method enables us to predict …

Cosmological parameters, accelerated expansion of the universe and metric gravity

SK Pati, S Swain, B Nayak - Astrophysics and Space Science, 2024 - Springer
In this work, we aim to study the consequences of presently observed accelerated
expansion of the universe by assuming power-law based Starobinsky type metric f (R) …

Dynamical Systems Analysis of f (R, G) Cosmological Model with Dark Sector Coupling

S Sharma, R Chaubey - arXiv preprint arXiv:2408.14989, 2024 - arxiv.org
In this article, we examine the dynamical system of $ f (R,\mathcal {G}) $ gravity model. This
$ f (R, G) $ model framework is composed of the interactions between dark matter and scalar …

Effects of nonlinear interactions on phase portraits and dynamical stability in specific modified gravity

M Usman, A Jawad, MM Alam, S Shaymatov - Physics of the Dark Universe, 2024 - Elsevier
Dynamical system analysis is a vital mathematical mechanism for the qualitative study of
dynamical models. Cosmological equations governing the dynamics of an isotropic and …

Stability of f (Q, B) Gravity via Dynamical System Approach: A Comprehensive Bayesian Statistical Analysis

SV Lohakare, B Mishra - The Astrophysical Journal, 2024 - iopscience.iop.org
In this work, we explore the cosmological stability of f (Q, B) gravity using a dynamical
system approach, where Q denotes the nonmetricity scalar and B represents the boundary …

Study of rip cosmological models in f(TB) gravity

VS Rao, V Ganesh, K Dasunaidu - Indian Journal of Physics, 2024 - Springer
The rip cosmological models of the universe have been presented in this paper in f (T, B)
gravity, where T and B respectively denote the torsion scalar and boundary term. Three …

Dynamical system analysis in modified Galileon cosmology

LK Duchaniya, B Mishra, IV Fomin… - Classical and Quantum …, 2024 - iopscience.iop.org
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Dynamical System Approach and Thermodynamical Perspective of Hořava‐Lifshitz Gravity

A Samaddar, SS Singh - Fortschritte der Physik, 2024 - Wiley Online Library
The authors have examined a Friedmann Robertson Walker cosmological model in Hořava‐
Lifshitz gravity by using a dynamical system approach. A set of autonomous equations is …