56 citations · 376 across the 42 of their papers we have counts for
45 papers
Swampland diagnostics and observational tests of the inflationary universe in the Palatini formalism
Saeed Noori Gashti, Mohammad Reza Alipour, Mohammad Ali S. Afshar +1
We consider quintessential inflation in a quadratic Palatini model with a generalized Peebles-Vilenkin potential, where the same scalar field describes both the inflationary platea…
Quantum-corrected thermodynamics of Schwarzschild AdS black holes in conformal Killing gravity
Saheb Soroushfar, Sayyed Mehrab Ramezani, Hoda Farahani +3
We study Schwarzschild--AdS black holes in conformal Killing gravity with non-perturbative entropy corrections within the extended phase-space formalism. By deriving the quantum-co…
Quantum-Corrected Black Holes in Higher Dimensions: From Gravitational Collapse to Remnants, WGC-Like Behavior and Accretion Signatures
Saeed Noori Gashti, Umair Anwar, Abdul Jawad +4
We study the gravitational collapse of a homogeneous dust sphere in higher-dimensional spacetime, with the loop quantum gravity correction entered through a modified Friedmann equa…
Gravitational Wave Signatures of Periodic Orbits around a Schwarzschild-like Black Holes Submerged in an Exponential Density Dark Matter Profile
Mohammad Reza Alipour, Saeed Noori Gashti, Mohammad Ali S. Afshar +1
We study a Schwarzschild-like black hole embedded in an exponential-sphere (ESM) dark matter halo, characterized by a halo mass and a scale radius . We first show that t…
Geometry-Induced Termination of the Repetitive Penrose Process in Rotating Simpson-Visser Black Holes
Mohammad Ali S. Afshar, Mohammad Reza Alipour, Saeed Noori Gashti +1
We examine the Repetitive Penrose Process in the rotating Simpson-Visser spacetime, whose parameter space includes regular black holes, black-bounce geometries, and traversable wor…
Periodic Orbits and Gravitational Wave Signatures around the Bonanno--Reuter Regular Black Hole
Mohammad Reza Alipour, Mohammad Ali S. Afshar, Saeed Noori Gashti +2
Timelike geodesics, periodic orbits, and their associated gravitational-wave signatures are examined in the spacetime of a Bonanno--Reuter regular black hole, a geometry arising fr…
Noncommutative black holes: Topological bulk-boundary correspondence and Binary Merger Bounds
Ankit Anand, Anshul Mishra, Aditya Singh +3
We investigate the thermodynamic topology of charged AdS black holes in a non-commutative spacetime sourced by Lorentzian-smeared matter distributions. Since exact analytical solut…
Repetitive Penrose Process in Rotating 4D Einstein-Gauss-Bonnet Black Holes
Mohammad Reza Alipour, Mohammad Ali S. Afshar, Saeed Noori Gashti
We investigate the repetitive Penrose process for neutral particles in a rotating four-dimensional Einstein--Gauss--Bonnet black hole obtained through the modified Newman--Janis al…
Repetitive Penrose process for charged particles in Kerr-Newman black holes
Mohammad Reza Alipour, Saeed Noori Gashti, Mohammad Ali S. Afshar
We investigate the repetitive Penrose process for charged particles in an initially extremal Kerr--Newman black hole and develop a nonlinear iterative framework in which the black-…
CFT Constraints on the Weak Gravity Conjecture
Saeed Noori Gashti, Behnam Pourhassan, İzzet Sakallı
The Weak Gravity Conjecture (WGC) is a swampland criterion of long standing: any consistent theory of quantum gravity must contain a charged particle whose charge-to-mass ratio exc…
Holographic CFT Thermodynamics as a Bridge Between the Weak Gravity and Weak Cosmic Censorship Conjectures for EMPYM--AdS Black Holes
Saeed Noori Gashti, Behnam Pourhassan, Izzet Sakalli +1
The weak cosmic censorship conjecture (\WCCC) and the weak gravity conjecture (\WGC) sit at the heart of how singularities and charged matter are constrained in any consistent theo…
Holographic Thermodynamic Signatures of Simpson--Visser--AdS Black Holes
Saeed Noori Gashti, Behnam Pourhassan, Izzet Sakalli
We study a Simpson--Visser regularization of the four-dimensional Schwarzschild--anti--de\,Sitter (SV--AdS) black hole, treated as the bulk dual of a planar conformal field theory…
Thermodynamic Topology and Photon Spheres Analysis of Black Holes in Brane-World: Insights from Barrow Entropy
Usman Zafar, Abdul Jawad, Kazuharu Bamba +4
We explore the thermodynamics and geothermodynamics of black holes with Barrow entropy in a brane-world scenario, where the horizon geometry of the black hole is regarded as a frac…
Holographic CFT Phase Transitions and Criticality for Einstein-Maxwell-Power-Yang-Mills AdS Black Holes
Mohammad Reza Alipour, Mohammad Ali S. Afshar, Saeed Noori Gashti +1
We present a comprehensive study of the thermodynamic phase structure for Anti-de Sitter black holes in Einstein-Maxwell-power-Yang-Mills gravity, reformulated through holographic…
Beyond Extremality: Weak Gravity Conjecture Constraints on Gravitational Lensing in Gravity's Rainbow
Saeed Noori Gashti, Behnam Pourhassan, Izzet Sakallı
We investigate the constraints imposed by the Weak Gravity Conjecture (WGC) on gravitational lensing in gravity's rainbow, focusing in particular on scenarios beyond extremality an…
Spherically Symmetric Quantum-Corrected Black Holes with String Clouds: A Multi-Observable Analysis
Faizuddin Ahmed, Ahmad Al-Badaw, Orhan Donmez +4
We present an investigation of quantum-corrected black hole spacetimes coupled with clouds of strings, examining two distinct theoretical models that incorporate quantum gravitatio…
Swampland Conjectures through ACT Observations: Observational Signatures of Radiative-Corrected Inflation
Mohammad Ali S Afshar, Saeed Noori Gashti, Mohammad Reza Alipour +3
We investigate the consistency of radiatively corrected inflationary models with both the latest observational data from the Atacama Cosmology Telescope (ACT) combined with Planck…
Infrared Extended Uncertainty Principle Corrections and Quintessence-Induced Topology of Reissner-Nordström AdS Black Holes
Y. Sekhmani, G. G. Luciano, S. N. Gashti +1
We present a unified topological and geometric analysis of charged Anti-de Sitter (AdS) black holes immersed in a quintessence field, incorporating infrared gravitational correctio…
Probing the Weak Gravity Conjecture: Novel Aschenbach Signatures in Superextremal Non-Linear Charged AdS Black Holes
Mohammad Reza Alipour, Mohammad Ali S Afshar, Saeed Noori Gashti +2
This study investigates the nonlinear charged Anti-de Sitter (AdS) black hole solution within the framework of massive gravity, motivated by recent advancements linking the Weak Gr…
Van der Waals Black Holes: Universality, Quantum Corrections, and Topological Classifications
Ankit Anand, Saeed Noori Gashti
In this paper, we investigate the universal extremality relation and thermodynamic topology of Van der Waals (VdW) black holes-solutions of Einstein's equations whose thermodynamic…
Black Holes in Lorentz-Violating Gravity: Thermodynamics, Geometry, and Particle Dynamics
Ankit Anand, Aditya Singh, Anshul Mishra +3
We investigate the thermodynamics, topology, and geometry of black holes in Lorentz-violating gravity. Modifications in the theory by perturbative parameter lead to coupled changes…
Thermodynamic Curvature and Topological Insights of Hayward Black Holes with String Fluids
Ankit Anand, Saeed Noori Gashti, Aditya Singh
In this paper, we study the influence of string fluids on the extended thermodynamic structure and microscopic interactions of Hayward black holes by employing thermodynamic geomet…
Overcoming Barriers: Kramers' Escape Rate Analysis of Metastable Dynamics in First-Order Multi-Phase Transitions
Mohammad Ali S. Afshar, Saeed Noori Gashti, Mohammad Reza Alipour +1
The expanding application of classical thermodynamic methods to black hole physics has yielded significant advances in characterizing phase transition behavior. Among these approac…
A Deep Dive into classical and Topological CFT Thermodynamics in Lifshitz and Hyperscaling Violating Black Holes
Mohammad Ali S. Afshar, Mohammad Reza Alipour, Saeed Noori Gashti +1
To effectively utilize the AdS/CFT correspondence, a precise set of rules must be established to guide the translation of computed quantities in the gravitational sector into their…