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20162026
most citedCritical behavior of AdS Gauss-Bonnet massive black holes in the presence of external string cloud

24 citations

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30 papers · 1 filter

hep-th2026

Hydrodynamics of Nonminimal AdS Black Brane

Mehdi Sadeghi

We investigate the hydrodynamic properties of a strongly coupled non-Abelian plasma dual to a four-dimensional AdS black brane with a nonminimal coupling of the form $q_2 F^{(a)αβ}…

hep-th2026★ 1 cited

Thermodynamic Topology of 4D Charged AdS Black Holes with Coupling

Mehdi Sadeghi, Faramarz Rahmani

We investigate the thermodynamic phase transitions of a four-dimensional charged anti-de Sitter black hole endowed with a non-minimal coupling of the form . U…

hep-th2025★ 2 cited

Topological Classification of a 4D AdS Black Hole with Non-Minimal Maxwell Coupling

Faramarz Rahmani, Mehdi Sadeghi

We perform a topological classification of the phase structure of a four-dimensional AdS black hole with non-minimal Maxwell coupling. Critical points are treated as topological de…

hep-th2025

Viscosity of Modified AdS Black Brane

Razieh Golmoradifard, Mehdi Sadeghi, Behrooz Malekolkalami

We investigate the Einstein-Hilbert black brane solution in four-dimensional Anti-de Sitter (AdS) spacetime supplemented by a quadratic Ricci scalar term , where is…

hep-th2024★ 1 cited

Nonlinear Yang-Mills AdS black brane and DC conductivity

Mehdi Sadeghi

In this paper, we examine Einstein-Hilbert gravity featuring a cosmological constant and a non-abelian nonlinear electromagnetic field that is minimally coupled to gravity. We firs…

hep-th2024★ 2 cited

Thermodynamic Behavior of a 4D Nonminimal Maxwell-AdS Black Hole

Mehdi Sadeghi, Faramarz Rahmani

In this paper, we derive a black hole solution within the Einstein Maxwell framework incorporating a nonminimal coupling between the Ricci tensor and the Maxwell field strength ten…

hep-th2024★ 1 cited

Hydrodynamics of Arcsin AdS Black Brane

Mehdi Sadeghi

In this paper, we explore a modified black brane within AdS spacetime, characterized by the Lagrangian density . Due to the absence of an analytic…

hep-th2024★ 2 cited

Non-Abelian Exponential Yang-Mills AdS Black Brane and Transport Coefficients

Mehdi Sadeghi, Faramaz Rahmani

In this paper, AdS black brane solution of Einstein-Hilbert gravity with non-abelian exponential guage theory of Yang-Mills type is introduced. DC conductivity and the ratio of she…

hep-th2024★ 2 cited

The Phase Transition of Yang-Mills Charged GB AdS Black Hole with Cloud of Strings

Faramarz Rahmani, Mehdi Sadeghi

In this paper, we present an exact spherically symmetric and Yang-Mills charged AdS black hole solution in the context of Einstein-Gauss-Bonnet (EGB) gravity in the presence o…

hep-th2024

Intermediate inflation in generalized non-minimal derivative coupling model

Parviz Goodarzi

In this work, we consider intermediate inflation in context of the Generalized Non-Minimal Derivative Coupling (GNMDC) model. In this model, inflation is driven by a canonical scal…

hep-th2024

Inverse anisotropic catalysis and complexity

Mojtaba Shahbazi, Mehdi Sadeghi

In this work the effect of anisotropy on computational complexity is considered by CA proposal in holographic two-sided black brane dual of a strongly coupled gauge theory. It is s…

hep-th2023★ 1 cited

Conductivity and Shear Viscosity of -Yang-Mills AdS Black Brane

Mehdi Sadeghi, S. M. Moosavi Khansari

In this paper, a non-abelian -Yang-Mills AdS black brane solution is introduced. Then, the color non-abelian direct current (DC) conductivity and shear viscosity to entropy…

hep-th2023★ 10 cited

Gravitational baryogenesis in non-minimal kinetic coupling model

Parviz Goodarzi

In this work, we consider the gravitational baryogenesis in the framework of non-minimal derivative coupling model. A mechanism to generate the baryon asymmetry based on the coupli…

hep-th2023★ 3 cited

The Phase Transition of Non-minimal Yang-Mills AdS Black Brane

Mehdi Sadeghi, Faramaz Rahmani

In this paper, we shall study the phase transition of non-minimal coupling of Einstein-Hilbert gravity and electric field of Yang-Mills type in AdS space-time. We couple the Ricci…

hep-th2023★ 5 cited

Holographic Aspects of Non-minimal Black Brane

Mehdi Sadeghi

In this paper, we consider Einstein-Hilbert gravity in the presence of cosmological constant and an electric field of Yang-Mills type, which is minimally coupled to gravity. We cou…

hep-th2023★ 7 cited

The phase transition of Rastall AdS black hole with cloud of strings and quintessence

Mehdi Sadeghi, Faramarz Rahmani

In this paper, we introduce the black hole solution in Rastall theory of gravity in the presence of quintessence and the cloud of strings. Our investigations show that this model m…

hep-th2022★ 3 cited

Holographic Aspects of Non-minimal AdS Black Brane

Mehdi Sadeghi

In this paper, we study the holographic dual to an asymptotically anti-de Sitter black brane in an Einstein-Yang-Mills model with a non-minimal coupling between the Riemann and Yan…

hep-th2022★ 8 cited

Anisotropic inflation in non-minimal kinetic coupling model

Parviz Goodarzi

We study anisotropic inflation in non-minimal derivative coupling model where the scalar field non-minimally coupled to the gauge fields and derivative of the scalar field n…

hep-th2022★ 6 cited

The effect of three matters on KSS bound

Mehdi Sadeghi

In this paper we introduce the black brane solutions in AdS space in 4-dimensional (4D) Einstein-Gauss-Bonnet-Yang-Mills theory in the presence of string cloud and quintessence. Sh…

hep-th2022★ 2 cited

AdS black brane coupled to non-abelian logarithmic gauge theory and color DC conductivity

Mehdi Sadeghi

In this paper, we consider Einstein-Hilbert gravity in the presence of cosmological constant and non-abelian nonlinear electromagnetic field of logarithmic type which is minimally…

hep-th2021★ 8 cited

Non-abelian Einstein-Born-Infeld AdS black brane and color DC conductivity

Mehdi Sadeghi

In this paper, we consider Einstein-Hilbert gravity in the presence of cosmological constant and non-abelian nonlinear electromagnetic field of Born-Infeld type which is minimally…

hep-th2020★ 10 cited

AdS Black Brane Solution Surrounded by Quintessence in Massive Gravity and KSS Bound

Mehdi Sadeghi

In this paper, the Einstein AdS black brane solution in the presence of quintessence in context of massive gravity is introduced. The ratio of shear viscosity to entropy density fo…

hep-th2020★ 2 cited

The Effect of Bulk Dimension in the presence of String Cloud on Viscosity Bound

Mehdi Sadeghi

In this paper, the Einstein AdS black brane solution in the presence of a string cloud in the context of d-dimensional massive gravity is introduced. The ratio of shear viscosity t…

hep-th2019★ 24 cited

Critical behavior of AdS Gauss-Bonnet massive black holes in the presence of external string cloud

Hadi Ranjbari, Mehdi Sadeghi, M. Ghanaatian +1

Following previous study about AdS-Schwarzschild black holes minimally coupled to a cloud of strings in the context of massive gravity {Ghanaatian:2019} and inspired by strong conn…