[HTML][HTML] Observational constraints on a logarithmic scalar field dark energy model and black hole mass evolution in the Universe

D Wang, M Koussour, A Malik, N Myrzakulov… - The European Physical …, 2023 - Springer
We propose a logarithmic parametrization form of energy density for the scalar field dark
energy in the framework of the standard theory of gravity, which supports the necessary …

Model‐Independent Study for a Quintessence Model of Dark Energy: Analysis and Observational Constraints

A Bouali, H Chaudhary, A Mehrotra… - Fortschritte der …, 2023 - Wiley Online Library
In this paper, a well‐motivated parameterization of the Hubble parameter (H) is revisited that
renders two models of dark energy showing some intriguing features of the late‐time …

Constraints on the parameterized deceleration parameter in frw universe

H Chaudhary, A Bouali, U Debnath, T Roy… - Physica …, 2023 - iopscience.iop.org
Confirmation of accelerated expansion of the Universe probed the concept of dark energy
theory, and since then, numerous models have been introduced to explain its origin and …

Cosmic evolution in f (q, t) gravity: Exploring a higher-order time-dependent function of deceleration parameter with observational constraints

M Khurana, H Chaudhary, S Mumtaz, SKJ Pacif… - Physics of the Dark …, 2024 - Elsevier
In this research paper, we explore a well-motivated parametrization of the time-dependent
deceleration parameter, characterized by a cubic form in cosmic time t, in the context of late …

Crossing Phantom Divide in f (Q) f(Q) Gravity

S Arora, PK Sahoo - Annalen der Physik, 2022 - Wiley Online Library
The possibility of crossing a phantom divide line in the extension of symmetric teleparallel
gravity or the f (Q) f(Q) gravity, where Q is the non‐metricity, is investigated. The cosmic …

Dynamical analysis for cylindrical geometry in non-minimally coupled gravity

MZ Bhatti, Z Yousaf, M Yousaf - International Journal of Geometric …, 2022 - World Scientific
This paper aims to investigate the stability constraints under the influence of particular
modified gravity theory 𝕄 𝔾 𝕋, ie f (R, T) gravity in which the Lagrangian is a varying function …

[PDF][PDF] Constraints on the parameterized deceleration parameter in frw universe

A Bouali, H Chaudhary, U Debnath, T Roy… - arxiv preprint arxiv …, 2023 - researchgate.net
Confirmation of accelerated expansion of the universe probed the concept of dark energy
theory, and since then, numerous models have been introduced to explain its origin and …

Analyzing a higher order model and its implications in the late evolution of the Universe using recent observational datasets

M Khurana, H Chaudhary, S Mumtaz, SKJ Pacif… - arxiv preprint arxiv …, 2023 - arxiv.org
In this research paper, we explore a well-motivated parametrization of the time-dependent
deceleration parameter, characterized by a cubic form, within the context of late time cosmic …

Cosmological aspects of f(RT) gravity in a simple model with a parametrization of q

R Nagpal, SKJ Pacif - The European Physical Journal Plus, 2021 - Springer
In this paper, we have considered a quadratic variation of the deceleration parameter (q) as
a function of cosmic time (t) which describes a smooth transition from the decelerating phase …

[PDF][PDF] Can extended Chaplygin gas source a Hubble tension resolved emergent universe?

R Sengupta, P Paul, BC Paul, M Kalam - arxiv preprint arxiv …, 2023 - academia.edu
In this paper, we attempt to explore the possibility of a obtaining a viable emergent universe
scenario supported by a type of fluid known as the extended Chaplygin gas, which extends …