Topological classes of thermodynamics of the static multi-charge AdS black holes in gauged supergravities: novel temperature-dependent thermodynamic topological …

D Wu, SY Gu, XD Zhu, QQ Jiang, SZ Yang - Journal of High Energy …, 2024 - Springer
A bstract In this paper, we investigate, in the framework of the topological approach to black
hole thermodynamics, using the generalized off-shell Helmholtz free energy, the topological …

[HTML][HTML] Universal thermodynamic topological classes of rotating black holes

XD Zhu, W Liu, D Wu - Physics Letters B, 2025 - Elsevier
In a recent study, Wei et al.(2024)[96] proposed a universal classification scheme that
interprets black hole solutions, including the four-dimensional Schwarzschild, Reissner …

Revisiting thermodynamic topology of Hawking-Page and Davies type phase transitions

B Hazarika, NJ Gogoi, P Phukon - Journal of High Energy Astrophysics, 2025 - Elsevier
In this work, we propose a common vector field to study the thermodynamic topology of the
Davies type and Hawking-Page phase transitions. Existing literature has shown that …

Thermodynamic topological classes of the rotating, accelerating black holes

W Liu, L Zhang, D Wu, J Wang - arXiv preprint arXiv:2409.11666, 2024 - arxiv.org
In this paper, we extend our previous work [D. Wu, Phys. Rev. D 108, 084041 (2023)] to
more general cases by including a rotation parameter. We investigate the topological …

Thermodynamic topology of 4D Euler–Heisenberg-AdS black hole in different ensembles

NJ Gogoi, P Phukon - Physics of the Dark Universe, 2024 - Elsevier
We study the thermodynamic topology of 4D Euler-Heisenberg-AdS (EHAdS) black hole and
higher-order QED corrected Euler-Heisenberg-AdS black hole in different ensembles using …

Topological classes of thermodynamics of the static multi-charge AdS black holes in gauged supergravities

D Wu, SY Gu, XD Zhu, QQ Jiang, SZ Yang - arXiv preprint arXiv …, 2024 - arxiv.org
We investigate, in the framework of the topological approach to black hole thermodynamics,
using the generalized off-shell Helmholtz free energy, the topological numbers of the static …

Thermodynamic topology of Kiselev-AdS black holes within f (R, T) gravity

SN Gashti, MAS Afshar, MR Alipour… - arXiv preprint arXiv …, 2024 - arxiv.org
In this paper, we investigate the topological charge and the conditions for the existence of
the photon sphere (PS) in Kiselev-AdS black holes within\(f (R, T)\) gravity. We employ two …

Thermodynamic topology, photon spheres, and evidence for weak gravity conjecture in charged black holes with perfect fluid within rastall theory

SN Gashti, İ Sakallı, B Pourhassan - arXiv preprint arXiv:2410.14492, 2024 - arxiv.org
In this paper, we explore the Weak Gravity Conjecture (WGC) within the context of photon
spheres in charged black holes, framed by Perfect Fluid in Rastall Theory. We aim to …

Thermodynamic topology of black holes in f (R) gravity

B Hazarika, P Phukon - Progress of Theoretical and …, 2024 - academic.oup.com
In this work, we study the thermodynamic topology of a static, a charged static, and a
charged rotating black hole in f (R) gravity. For charged static black holes, we work in two …

Holographic CFT thermodynamics of charged, rotating black holes in dimension

A Baruah, P Phukon - arXiv preprint arXiv:2407.02997, 2024 - arxiv.org
We study the holographic thermodynamics of $4-D $ Kerr-Newman AdS black holes. We
consider the conformal thermal states dual to KN AdS black holes and work out the …