Bardeen black hole thermodynamics from topological perspective

J Sadeghi, SN Gashti, MR Alipour, MAS Afshar - Annals of Physics, 2023 - Elsevier
In this paper, we use the generalized off-shell Helmholtz free energy method to explore the
thermodynamic properties of Bardeen black holes (BD BHs) from a topological perspective …

Thermodynamic topology of black holes from bulk-boundary, extended, and restricted phase space perspectives

J Sadeghi, MAS Afshar, SN Gashti, MR Alipour - Annals of Physics, 2024 - Elsevier
In this article, we investigate the thermodynamic topology of some black holes, namely AdS
Reissner Nordstrom (R–N), AdS Einstein–Gauss–Bonnet (EGB), and AdS Einstein-power …

Topological classification and black hole thermodynamics

MR Alipour, MAS Afshar, SN Gashti… - Physics of the Dark …, 2023 - Elsevier
One of the new methods that can be used to study the thermodynamics, critical points of a
system based on a topological approach is the study of topological charges using Duan's ϕ …

Topology of Hayward-AdS black hole thermodynamics

J Sadeghi, MAS Afshar, SN Gashti, MR Alipour - Physica Scripta, 2024 - iopscience.iop.org
Recently, the investigation of the topological classes of black holes with two different
methods has attracted the attention of researchers with respect to the existence of critical …

Bulk-boundary and RPS Thermodynamics from Topology perspective

J Sadeghi, MR Alipour, SN Gashti… - arXiv preprint arXiv …, 2023 - arxiv.org
In this article, we investigate the bulk-boundary and restricted phase space (RPS)
thermodynamics of Rissner-Nordstr\" om (RN) AdS and 6-dimensional charged Gauss …

[HTML][HTML] Reissner-Nordström black holes surrounded by perfect fluid dark matter: Testing the viability of weak gravity conjecture and weak cosmic censorship …

J Sadeghi, SN Gashti - Physics Letters B, 2024 - Elsevier
A possible violation of the weak gravity conjecture (WGC) by cosmic censorship is one of the
major challenges in the field of general relativity. The cosmic censorship is a fundamental …

[HTML][HTML] de Sitter swampland conjecture in string field inflation

J Sadeghi, B Pourhassan, SN Gashti, I Sakallı… - The European Physical …, 2023 - Springer
In this paper, we study a particular type of inflation by using non-local Friedman equations
that are derived from the zero levels of string field theory and express a tachyonic action …

Universality on thermodynamic relation with corrections in de Sitter black holes

J Ko, B Gwak - Journal of High Energy Physics, 2024 - Springer
A bstract We herein investigate the universal relation proposed by Goon and Penco in de
Sitter black holes with electric charge or angular momentum. Our analysis focuses on the …

Joule–Thomson expansion of RN-AdS black hole immersed in perfect fluid dark matter

Y Cao, H Feng, W Hong, J Tao - Communications in Theoretical …, 2021 - iopscience.iop.org
In this paper, we study the Joule–Thomson expansion for RN-AdS black holes immersed in
perfect fluid dark matter. As perfect fluid dark matter is one of the dark matter candidates, we …

[HTML][HTML] Thermodynamic relation of accelerating black holes in anti-de Sitter spacetime

CO Lee - Nuclear Physics B, 2024 - Elsevier
We consider accelerating black holes in four-dimensional anti-de Sitter spacetime and
investigate the extremality relations by examining perturbative corrections to both the …