82 citations · 381 across the 27 of their papers we have counts for
27 papers
Conformal Renormalisation of 8D Einstein Gravity
Giorgos Anastasiou, Ignacio J. Araya, Nicolas Boulanger +2
We show that Holographic Renormalisation (HR) in eight dimensions is encoded in the unique conformal gravity theory that admits an Einstein sector with constant negative curvature.…
Holographic Weyl Anomaly and Kounterterms in AdS gravity
Giorgos Anastasiou, Jahaira Bonifacio-Chavez, Olivera Miskovic +1
The addition of Kounterterms to Einstein gravity leads to a finite action for asymptotically anti-de Sitter (AdS) spaces with a conformally flat boundary. In that sense, it provide…
Renormalized pseudoentropy in dS/CFT
Giorgos Anastasiou, Ignacio J. Araya, Avijit Das +1
We study holographic pseudoentropy for subregions in non-unitary Euclidean conformal field theories (CFTs) within the framework of the de Sitter/conformal field theory (dS/CFT) cor…
Universality of pseudoentropy for deformed spheres in dS/CFT
Giorgos Anastasiou, Ignacio J. Araya, Avijit Das +1
We determine the universal part of pseudoentropy for small shape deformations of spherical entangling surfaces in the context of de Sitter/conformal field theory (dS/CFT) correspon…
Renormalization of Einstein-Gauss-Bonnet AdS gravity
Giorgos Anastasiou, Ignacio J. Araya, Avik Chakraborty +2
The asymptotic analysis for the metric of a generic solution of Einstein-Gauss-Bonnet AdS theory is provided by solving the field equations in the Fefferman-Graham frame. Using sta…
Asymptotic analysis of energy functionals in anti-de Sitter spacetimes
Giorgos Anastasiou, Martin Bravo, Rodrigo Olea
Conformal Gravity (CG) is a Weyl--invariant metric theory whose action is free from divergences for generic asymptotically anti-de Sitter spaces. For Neumann boundary conditions, i…
Higher-dimensional Willmore energy as holographic entanglement entropy
Giorgos Anastasiou, Ignacio J. Araya, Pablo Bueno +3
The vacuum entanglement entropy of a general conformal field theory (CFT) in spacetime dimensions contains a universal term, , which has a complicated and non-local dep…
Extrinsic Holographic Renormalization for a Scalar Field
Giorgos Anastasiou, Ignacio J. Araya, Daniel Ávila +2
In the context of the holographic correspondence, we introduce a purely extrinsic renormalization prescription, exemplified with the case of a minimally-coupled scalar field in AdS…
Conformal Renormalization of topological black holes in AdS
Giorgos Anastasiou, Ignacio J. Araya, Cristobal Corral +1
We present a streamlined proof that any Einstein-AdS space is a solution of the Lu, Pang and Pope conformal gravity theory in six dimensions. The reduction of conformal gravity int…
Weyl-invariant scalar-tensor gravities from purely metric theories
Giorgos Anastasiou, Ignacio J. Araya, Avik Chakraborty
We describe a method to generate scalar-tensor theories with Weyl symmetry, starting from arbitrary purely metric higher derivative gravity theories. The method consists in the def…
Conformal renormalization of scalar-tensor theories
Giorgos Anastasiou, Ignacio J. Araya, Mairym Busnego-Barrientos +2
We study a conformally coupled scalar-tensor theory with a quartic potential possessing local conformal symmetry up to a boundary term. We show that requiring the restoration of th…
Energy functionals from Conformal Gravity
Giorgos Anastasiou, Ignacio J. Araya, Rodrigo Olea
We provide a new derivation of the Hawking mass and Willmore energy functionals for asymptotically AdS spacetimes, by embedding Einstein-AdS gravity in Conformal Gravity. By constr…
CFT correlators from shape deformations in Cubic Curvature Gravity
Giorgos Anastasiou, Ignacio J. Araya, Andrés Argandoña +1
We find a covariant expression for the universal part of the holographic entanglement entropy which is valid for CFTs dual to generic higher curvature gravities in up to five bulk…
Noether-Wald charges in six-dimensional Critical Gravity
Giorgos Anastasiou, Ignacio J. Araya, Cristobal Corral +1
It has been recently shown that there is a particular combination of conformal invariants in six dimensions which accepts a generic Einstein space as a solution. The Lagrangian of…
Renormalized holographic entanglement entropy in Lovelock gravity
Giorgos Anastasiou, Ignacio J. Araya, Robert B. Mann +1
We study the renormalization of Entanglement Entropy in holographic CFTs dual to Lovelock gravity. It is known that the holographic EE in Lovelock gravity is given by the Jacobson-…
Renormalized holographic entanglement entropy for Quadratic Curvature Gravity
Giorgos Anastasiou, Ignacio J. Araya, Javier Moreno +2
We derive a covariant expression for the renormalized holographic entanglement entropy for Conformal Field Theories (CFTs) dual to Quadratic Curvature Gravity in arbitrary dimensio…
Einstein Gravity from Conformal Gravity in 6D
Giorgos Anastasiou, Ignacio J. Araya, Rodrigo Olea
We extend Maldacena's argument, namely, obtaining Einstein gravity from Conformal Gravity, to six dimensional manifolds. The proof relies on a particular combination of conformal (…
Counterterms, Kounterterms, and the variational problem in AdS gravity
Giorgos Anastasiou, Olivera Miskovic, Rodrigo Olea +1
We show that the Kounterterms for pure AdS gravity in arbitrary even dimensions coincide with the boundary counterterms obtained through holographic renormalization if and only if…
Shape dependence of renormalized holographic entanglement entropy
Giorgos Anastasiou, Javier Moreno, Rodrigo Olea +1
We study the holographic entanglement entropy of deformed entangling regions in three-dimensional CFTs dual to Einstein-AdS gravity, using a renormalization scheme based on the add…
Renormalized AdS gravity and holographic entanglement entropy of even-dimensional CFTs
Giorgos Anastasiou, Ignacio J. Araya, Alberto Guijosa +1
We derive a general formula for renormalized entanglement entropy in even dimensional CFTs holographically dual to Einstein gravity in one dimension higher. In order to renormalize…
Einstein-AdS action, renormalized volume/area and holographic Renyi entropies
Giorgos Anastasiou, Ignacio J. Araya, Cesar Arias +1
We exhibit the equivalence between the renormalized volume of asymptotically anti-de Sitter (AAdS) Einstein manifolds in four and six dimensions, and their renormalized Euclidean b…
Topological terms, AdS_2n gravity and renormalized Entanglement Entropy of holographic CFTs
Giorgos Anastasiou, Ignacio J. Araya, Rodrigo Olea
We extend our topological renormalization scheme for Entanglement Entropy to holographic CFTs of arbitrary odd dimensions in the context of the AdS/CFT correspondence. The procedur…
Renormalization of Entanglement Entropy from topological terms
Giorgos Anastasiou, Ignacio J. Araya, Rodrigo Olea
We propose a renormalization scheme for Entanglement Entropy of 3D CFTs with a 4D asymptotically AdS gravity dual in the context of the gauge/gravity correspondence. The procedure…
Holographic correlation functions in Critical Gravity
Giorgos Anastasiou, Rodrigo Olea
We compute the holographic stress tensor and the logarithmic energy-momentum tensor of Einstein-Weyl gravity at the critical point. This computation is carried out performing a hol…