Novel black-hole solutions in Einstein-scalar-Gauss-Bonnet theories with a cosmological constant

A Bakopoulos, G Antoniou, P Kanti - Physical Review D, 2019 - APS
We consider the Einstein-scalar-Gauss-Bonnet theory in the presence of a cosmological
constant Λ, either positive or negative, and look for novel, regular black-hole solutions with a …

Large and ultracompact Gauss-Bonnet black holes with a self-interacting scalar field

A Bakopoulos, P Kanti, N Pappas - Physical Review D, 2020 - APS
We consider the Einstein-scalar-Gauss-Bonnet theory, and study the case where a negative
cosmological constant is replaced by a more realistic, negative scalar-field potential. We …

Existence of solutions with a horizon in pure scalar-Gauss-Bonnet theories

A Bakopoulos, P Kanti, N Pappas - Physical Review D, 2020 - APS
We consider the Einstein-scalar-Gauss-Bonnet theory and assume that, at regimes of large
curvature, the Ricci scalar may be ignored compared to the quadratic Gauss-Bonnet term …

Thermodynamics and Cardy-like formula for nonminimally dressed, charged Lifshitz black holes in new massive gravity

M Bravo-Gaete, MM Juárez-Aubry - Classical and Quantum …, 2020 - iopscience.iop.org
In three dimensions, we consider the Einstein–Maxwell Lagrangian dressed by a
nonminimally coupled scalar field in new massive gravity. For this theory, we provide two …

First law and anisotropic Cardy formula for three-dimensional Lifshitz black holes

E Ayon-Beato, M Bravo-Gaete, F Correa, M Hassaine… - Physical Review D, 2015 - APS
The aim of this paper is to confirm in new concrete examples that the semiclassical entropy
of a three-dimensional Lifshitz black hole can be recovered through an anisotropic …

Phase transition of charged black holes in massive gravity through new methods

SH Hendi, S Panahiyan, B Eslam Panah… - Annalen der …, 2016 - Wiley Online Library
Motivated by providing preliminary steps to understand the conception of quantum gravity, in
this paper, we study the phase structure of a semiclassical gravitational system. We …

Microscopic entropy of higher-dimensional nonminimally dressed Lifshitz black holes

E Ayón-Beato, M Bravo-Gaete, F Correa, M Hassaine… - Physical Review D, 2019 - APS
In arbitrary dimension, we consider a theory described by the most general quadratic
curvature corrections of Einstein gravity together with a self-interacting nonminimally …

-Dimensional charged black holes with scalar hair in Einstein–Power–Maxwell Theory

W Xu, DC Zou - General Relativity and Gravitation, 2017 - Springer
Abstract In (2+ 1)(2+ 1)-dimensional AdS spacetime, we obtain new exact black hole
solutions, including two different models (power parameter k= 1 k= 1 and k ≠ 1 k≠ 1), in the …

Thermodynamics of dyonic black holes with Thurston horizon geometries

M Bravo-Gaete, M Hassaïne - Physical Review D, 2018 - APS
In five dimensions, we consider a model described by the Einstein gravity with a source
given by a scalar field and various Abelian gauge fields with dilatoniclike couplings. For this …

[HTML][HTML] AdS and Lifshitz black hole solutions in conformal gravity sourced with a scalar field

F Herrera, Y Vásquez - Physics Letters B, 2018 - Elsevier
In this paper we obtain exact asymptotically anti-de Sitter black hole solutions and
asymptotically Lifshitz black hole solutions with dynamical exponents z= 0 and z= 4 of four …