25 citations · 176 across the 17 of their papers we have counts for
20 papers
de Sitter versus anti-de Sitter in Horndeski-like gravity
Fabiano F. Santos, Behnam Pourhassan, Emmanuel N. Saridakis
We present general solutions of Horndeski-like gravity that can interpolate between the de Sitter and anti-de Sitter regimes. In particular, we develop the first-order formalism wi…
Exploring the shear viscosity in four-dimensional planar black holes beyond General Relativity
Moisés Bravo-Gaete, Luis Guajardo, Fabiano F. Santos
The well known shear viscosity to entropy density ratio () cannot be computed when the black hole space-time has zero thermodynamic entropy. This is the case, for example, whe…
AdS/BCFT correspondence and Horndeski gravity in the presence of gauge fields: holographic paramagnetism/ferromagnetism phase transition
Fabiano F. Santos, Moisés Bravo-Gaete, Oleksii Sokoliuk +1
This paper presents a dual gravity model for a (2+1)-dimensional system with a limit on finite charge density and temperature, which will be used to study the properties of the hol…
Studies of transport coefficients in charged AdS black holes on -deformed space
Fabiano F. Santos, Bruno G. da Costa, Ignacio S. Gomez
In this work, we study the effect of -deformed space on the thermodynamic quantities, this are find through the holographic renormalization that provide the free energy, which i…
Thick branes in Horndeski gravity
Fabiano F. Santos, F. A. Brito
We investigate thick brane solutions in the Horndeski gravity. In this setup, we found analytical solutions, applying the first-order formalism to two scalar fields where the first…
Holographic complexity of braneworld in Horndeski gravity
Fabiano F. Santos, Oleksii Sokoliuk, Alexander Baransky
This work investigates the influence of a probe string on the complexity of braneworld according to the CA (Complexity equals action) conjecture within the Horndeski gravity. In th…
AdS/BCFT correspondence and BTZ black hole within electric field
Fabiano F. Santos
This paper, presents the gravity duals of Conformal Field Theories with boundaries. This theory is known as AdS/BCFT correspondence. In this duality, our system has 3D gravity coup…
AdS/BCFT correspondence and Lovelock theory in the presence of canonical scalar field
Oleksii Sokoliuk, Fabiano F. Santos, Alexander Baransky
In the current study, authors present the comprehensive analysis of the Anti-de Sitter/Boundary Conformal Field Theory (AdS/BCFT) correspondence for Lovelock theory of second order…
Entanglement Entropy in Horndeski Gravity
F. F. Santos
In this work, we explore the holographic entanglement entropy with an infinite strip region of the boundary in Horndeski gravity. In our prescription we consider the spherically an…
Shear viscosity from black holes in generalized scalar-tensor theories in arbitrary dimensions
Moisés Bravo-Gaete, Fabiano F. Santos, Henrique Boschi-Filho
In higher dimensions, we study Degenerate-Higher-Order-Scalar-Tensor theories and we derive solutions that resemble the Schwarzschild Anti-de Sitter black holes. We compute their t…
AdS/BCFT correspondence and BTZ black hole thermodynamics within Horndeski gravity
Fabiano F. Santos, Eduardo Folco Capossoli, Henrique Boschi-Filho
In this work, we study gravity duals of conformal field theories with boundaries known as AdS/BCFT correspondence, put forward by Takayanagi [1], within a scalar-tensor theory, as…
Domain walls in Horndeski gravity
F. F. Santos, F. A. Brito
The Horndeski gravity yields domain wall solutions that connect asymmetric vacua for a certain region of parameters. In the thin wall limit there exist BPS domain walls that connec…
Complexity of four-dimensional hairy Anti-de-Sitter black holes with a rotating string and shear viscosity in generalized scalar-tensor theories
Moisés Bravo-Gaete, F. F. Santos
In four dimensions, we consider a generalized scalar-tensor theory where the coupling functions only depend on the kinetic term of the scalar field. For this model, we obtain a set…
Black branes in asymptotically Lifshitz spacetimes in -deformed Horndeski gravity
Fabiano F. Santos, Henrique Boschi-Filho
In this work we consider Horndesky gravity deformed by a parameter in its kinetic terms embedded in asymptotically Lifshitz spacetimes. We obtain black brane solutions in this geom…
Rotating black hole with a probe string in Horndeski Gravity
F. F. Santos
In this work, we present the effect of a probe string on the complexity of a black hole according to the CA (Complexity equals action) conjecture on Horndeski's gravity. In our sys…
A domain wall description of brane inflation and observational aspects
R. M. P. Neves, F. F. Santos, F. A. Brito
We consider a brane cosmology scenario by taking an inflating 3D domain wall immersed in a five-dimensional Minkowski space in the presence of a stack of parallel domain walls.…
Modeling dark sector in Horndeski gravity at first-order formalism
F. F. Santos, R. M. P. Neves, F. A. Brito
We investigate a cosmological scenario by finding solutions using first-order formalism in the Horndeski gravity that constrains the superpotential and implies that no free choice…
Black branes in asymptotically Lifshitz spacetime and viscosity/entropy ratios in Horndeski gravity
F. A. Brito, F. F. Santos
We investigate black brane solutions in asymptotically Lifshitz spacetime in 3+1-dimensional Horndeski gravity, which admit a critical exponent fixed at . The cosmological c…
Braneworlds in Horndeski gravity
F. A. Brito, F. F. Santos
In this paper we address the issue of finding braneworld solutions in a five-dimensional Horndeski gravity and the mechanism of gravity localization into the brane via ``almost mas…
Harmonic oscillators from displacement operators and thermodynamics
F. A. Brito, F. F. Santos, J. R. L. Santos
In this investigation, the displacement operator is revisited. We established a connection between the Hermitian version of this operator with the well-known Weyl ordering. Besides…