Constraints on quasinormal modes from black hole shadows in regular non-minimal Einstein Yang–Mills gravity

DJ Gogoi, S Ponglertsakul - The European Physical Journal C, 2024 - Springer
This work deals with scalar quasinormal modes using the higher-order WKB method and
black hole shadow in non-minimal Einstein–Yang–Mills theory. To validate the results of …

Topological AdS black holes surrounded by Chaplygin dark fluid: From stability to geometrothermodynamic analysis

Y Sekhmani, GG Luciano, J Rayimbaev… - Physics of the Dark …, 2024 - Elsevier
Implementing the concept of Dark Fluid with a Chaplygin-like equation of state within
General Relativity, we construct a new higher-dimensional, static, and spherically symmetric …

Quasinormal modes and optical properties of 4-D black holes in Einstein Power-Yang–Mills gravity

DJ Gogoi, J Bora, M Koussour, Y Sekhmani - Annals of Physics, 2023 - Elsevier
This paper explores the impact of the Yang–Mills charge parameter and the exponent term
on a 4D black hole solution in the Einstein Power-Yang–Mills theory. Through an …

Electromagnetic quasinormal modes of dyonic AdS black holes with quasitopological electromagnetism in a Horndeski gravity theory mimicking EGB gravity at

Y Sekhmani, DJ Gogoi - … Journal of Geometric Methods in Modern …, 2023 - World Scientific
We investigate some properties of a black hole in a Horndeski gravity theory mimicking EGB
gravity at D→ 4. Borrowing ideas from quasitopological gravities provide a matter source of …

A new Om(z) diagnostic of dark energy in general relativity theory

N Myrzakulov, M Koussour, DJ Gogoi - The European Physical Journal C, 2023 - Springer
In this paper, we propose a new parametrization of dark energy based on the Om (z)
diagnostic tool behavior. For this purpose, we investigate a functional form of the Om (z) that …

Phase transitions and structure of 5D AdS black holes immersed in Chaplygin-like dark fluid from Kaniadakis statistics

Y Sekhmani, SK Maurya, J Rayimbaev… - Journal of High Energy …, 2024 - Elsevier
Motivated by the recently exploited concept of Kaniadakis entropy, we construct a five-
dimensional spherically symmetric static black hole (BH) solution surrounded by dark fluid …

Corrected thermodynamics and stability of magnetic charged AdS black holes surrounded by quintessence

DJ Gogoi, Y Sekhmani, S Bora… - … of Cosmology and …, 2024 - iopscience.iop.org
In this study, we explore the corrected thermodynamics of non-linear magnetic charged anti-
de Sitter (AdS) black holes surrounded by quintessence, incorporating thermal fluctuations …

Quasinormal modes and greybody factors of de Sitter black holes surrounded by quintessence in Rastall gravity

DJ Gogoi, N Heidari, J K̆rí̆z… - Fortschritte der …, 2024 - Wiley Online Library
In this work, the quasinormal mode, greybody factors, and absorption cross section of de
Sitter Reissner‐Nordström black hole surrounded by quintessence field in Rastall gravity are …

Quasinormal modes, temperatures and greybody factors of black holes in a generalized Rastall gravity theory

R Karmakar, UD Goswami - Physica Scripta, 2024 - iopscience.iop.org
We introduce a modification in the energy-momentum conservation violating Rastall's theory
of gravity and obtain a Reissner-Nordström-type black hole solution in spacetime …

Leading-order corrections to the thermodynamics of Rindler modified Schwarzschild black hole

S Mandal, S Das, DJ Gogoi, A Pramanik - Physics of the Dark Universe, 2023 - Elsevier
In this work, we present a thermodynamical study of a Rindler modified Schwarzschild black
hole under the consideration of small thermal fluctuations. In particular, we compute various …