Holographic dark energy from the laws of thermodynamics with Rényi entropy

MT Manoharan, N Shaji, TK Mathew - The European Physical Journal C, 2023 - Springer
This article investigates the relationship between the holographic principle and the laws of
thermodynamics in explaining the late-time acceleration of the universe. First, we explore …

[HTML][HTML] Generalized interacting Barrow holographic dark energy: cosmological predictions and thermodynamic considerations

GG Luciano, J Giné - Physics of the Dark Universe, 2023 - Elsevier
We construct a generalized interacting model of Barrow Holographic Dark Energy (BHDE)
with infrared cutoff being given by the Hubble horizon. We analyze the cosmological …

Insights on Granda–Oliveros holographic dark energy: possibility of negative dark energy at

MT Manoharan - The European Physical Journal C, 2024 - Springer
In holographic dark energy (HDE) models, infrared cut-offs with derivatives of the Hubble
parameter, such as the Granda–Oliveros cut-off, offer a coherent explanation for late-time …

Alleviating the Hubble tension using the Barrow holographic dark energy cosmology with Granda–Oliveros IR cut-off

M Yarahmadi, A Salehi - Monthly Notices of the Royal …, 2024 - academic.oup.com
In this study, we investigate the Barrow holographic dark energy (BHDE) model with the
Granda–Oliveros (G–O) infrared (IR) cut-off in the presence of neutrino masses, utilizing the …

Constraining neutrino masses in the Barrow holographic dark energy model with Granda–Oliveros IR cutoff

M Mahmoudifard, A Salehi, R Sepahvand - The European Physical …, 2024 - Springer
The holographic dark energy (HDE) model resides in quantum gravity in connection with the
entropy, which requires an appropriate IR-cutoff to support the accelerating universe. Of …

Kantowski–Sachs Barrow holographic dark energy model in Saez–Ballester theory of gravitation

Y Sobhanbabu, RS Rao, YJ Prasuna… - New Astronomy, 2023 - Elsevier
In this paper, we have studied a spatially homogeneous and anisotropic Kantowski–Sachs
universe in the presence of Barrow Holographic Dark Energy in the background of Saez …

Test of Barrow entropy using a model independent approach

A Salehi - The European Physical Journal C, 2023 - Springer
Taking into consideration of a fractal structure for the black hole horizon, Barrow argued that
the area law of entropy get modified due to quantum-gravitational effects. Accordingly, the …

Note on Granda-Oliveros Holographic Dark Energy

MT Manoharan - arXiv preprint arXiv:2311.12409, 2023 - arxiv.org
This article revisits Granda-Oliveros holographic dark energy (GOHDE) model, explores the
features of the parameter space and shows that its ability to explain the late-time …

Cosmological model in Barrow holographic dark energy with Granda-Oliveros cut-off

A Remya, UK Sharma - International Journal of Modern …, 2023 - ui.adsabs.harvard.edu
This study focuses on the cosmological evolution of Barrow holographic dark energy
(BHDE) in a flat FLRW-universe. We take into account a time-dependent scale factor a …

Emergence of cosmic space with Barrow entropy, in non-equilibrium thermodynamic conditions

TK Mathew - Physics of the Dark Universe, 2023 - Elsevier
Recently, Barrow proposed a modified area–entropy relation S=(A/A 0) 1+ Δ/2, where the
exponent Δ, ranges 0≤ Δ≤ 1, by taking account of the quantum gravitational deformation …