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 …

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 …

[HTML][HTML] A comprehensive parametrization approach for the Hubble parameter in scalar field dark energy models

M Koussour, N Myrzakulov, S Myrzakulova, D Sofuoğlu - Results in Physics, 2023 - Elsevier
This study proposes a novel parametrization approach for the dimensionless Hubble
parameter ie E 2 (z)= A (z)+ β (1+ γ B (z)) in the context of scalar field dark energy models …

Quintessence-like features in the late-time cosmological evolution of f (Q) symmetric teleparallel gravity

N Myrzakulov, M Koussour, A Mussatayeva - Chinese Journal of Physics, 2023 - Elsevier
In this study, we investigate the cosmological history within the framework of modified f (Q)
gravity, which proposes an alternative theory of gravity where the gravitational force is …

Quintessence or phantom: Study of scalar field dark energy models through a general parametrization of the Hubble parameter

N Roy, S Goswami, S Das - Physics of the Dark Universe, 2022 - Elsevier
In this work we propose a simple general parametrization scheme of the Hubble parameter
for the scalar field dark energy models. In our approach it is possible to incorporate both the …

Corrected holographic dark energy with power-law entropy and Hubble Horizon cut-off in FRW Universe

VK Bhardwaj, P Garg, A Pradhan… - Chinese Journal of …, 2022 - Elsevier
In the present work, we investigate the power-law entropy corrected holographic dark
energy (PLECHDE) model with Hubble horizon cutoff. We use 46 observational Hubble data …

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 implications of an interacting model of dark matter & dark energy

KR Mishra, SKJ Pacif, R Kumar, K Bamba - Physics of the Dark Universe, 2023 - Elsevier
In this paper, we have studied an interacting dark energy model. We have assumed the
gravitational interaction between the matter fields ie barotropic fluid and the dark energy …

Study of pressure parametric dark energy model in the framework of gravity

S Goswami, S Das - International Journal of Modern Physics D, 2024 - World Scientific
In this work, we have proposed a simple parametrization for the pressure component p (z) of
the dark energy model and have studied the cosmological implications of this model in the …

Bianchi type-V transitioning model in Brans–Dicke theory with observational constraints

VK Bhardwaj, A Dixit, A Pradhan - International Journal of Geometric …, 2023 - World Scientific
In this paper, we have examined the viability of the Bianchi type-V universe in Brans–Dicke
(BD) theory of gravitation. We have discussed the interacting and non-interacting scenarios …