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Thermodynamics of third order Lovelock anti-de Sitter black holes revisited
Thermodynamics of third order Lovelock anti-de Sitter black holes revisited
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2010/12/20
We compute the mass and the temperature of third order Lovelock black holes with negative Gauss-Bonnet coefficient 2 < 0 in anti-de Sitter space and perform the stability analysis of topological blac...
Stability and QuasinormalModes of Black holes in Tensor-Vector-Scalar theory: Scalar Field Perturbations
Stability QuasinormalModes Black holes Tensor-Vector-Scalar theory Scalar Field Perturbations Tensor-Vector-Scalar theory
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2010/11/16
The imminent detection of gravitational waves will trigger precision tests of gravity through
observations of quasinormal ringing of black holes. While General Relativity predicts just two po-larizat...
Stability and Quasinormal Modes of Black holes in Tensor-Vector-Scalar theory: Scalar Field Perturbations
Stability Quasinormal Modes of Black holes Tensor-Vector-Scalar theory Scalar Field Perturbations
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2010/12/20
The imminent detection of gravitational waves will trigger precision tests of gravity through
observations of quasinormal ringing of black holes. While General Relativity predicts just two po-larizat...
Acceleration of particles by black holes -- general explanation
Acceleration of particles black holes -- general explanation
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2010/12/17
We give simple and general explanation to the effect of unbound acceleration of particles by black holes. It is related to the fact that the scalar product of a timelike vector of the four-velocity of...
Accretion Disks Around Binary Black Holes: A Quasistationary Model
Accretion Disks Binary Black Holes Quasistationary Model
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2010/12/20
Tidal torques acting on a gaseous accretion disk around a binary black hole can create a gap in the disk near the orbital radius. At late times, when the binary inspiral timescale due to gravitational...
Space-Time Compactification, Non-Singular Black Holes, Wormholes and Braneworlds via Lightlike Branes
Space-Time Compactification Non-Singular Black Holes Wormholes and Braneworlds Lightlike Branes
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2010/12/21
We describe a concise general scheme for constructing solutions of Einstein-Maxwell-Kalb-Ramond gravity-matter system in bulk space-time interacting selfconsistently with one or more (widely separated...
Surprises in the Evaporation of 2-Dimensional Black Holes
Evaporation of 2-Dimensional Black Holes
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2010/12/20
The formal solution of the second order Killing tensor equations for the general pp-wave spacetime is given. The Killing tensor equations are integrated fully for some specific pp-wave spacetimes.
Entropy of extremal black holes from entropy of quasiblack holes
quasiblack holes black holes extremal horizon entropy thermodynamics
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2010/11/16
The entropy of extremal black holes (BHs) is obtained using a continuity argument from extremal quasiblack holes (QBHs). It is shown that there exists a smooth limiting transition in which (i) the sys...
Hawking-like radiation from evolving black holes and compact horizonless objects
Hawking radiation adiabatic quantum gravity black holes spacetime singularities horizons null infinity
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2010/12/20
Usually, Hawking radiation is derived assuming (i) that a future eternal event horizon
forms, and (ii) that the subsequent exterior geometry is static.
Quantum Field Theory, Black Holes and Holography
Quantum Field Theory Black Holes Holography
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2010/12/21
These notes are an expanded version of lectures given at the Croatian School on Black Holes at
Trpanj, June 21-25, 2010. The aim is to provide a practical introduction to quantum field theory in curv...
Charged fermions tunneling from accelerating and rotating black holes
Charged fermions accelerating black holes
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2010/12/21
We study Hawking radiation of charged fermions from accelerating and rotation black holes with electric and magnetic charges. We calculate the tunneling probabilities of incoming and outgoing fermioni...
Holographic Q-Picture of Black Holes in Five Dimensional Minimal Supergravity
Holographic Q-Picture Black Holes Five Dimensional Minimal Supergravity
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2010/12/21
In this article, we explore the holographic Q-picture description for the charged rotating black holes in the five-dimensional minimal supergravity. The central charge in the Q-picture depends only on...
Slowly rotating charged black holes in anti-de Sitter third order Lovelock gravity
charged black holes anti-de Sitter third order Lovelock gravity
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2010/12/20
In this paper, we study slowly rotating black hole solutions in Lovelock gravity (n = 3). These exact slowly rotating black hole solutions are obtained in uncharged and charged cases, respectively.
A Ray-Tracing Algorithm for Spinning Compact Object Spacetimes with Arbitrary Quadrupole Moments. I. Quasi-Kerr Black Holes
black hole physics radiative transfer relativity
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2010/12/21
We describe a new numerical algorithm for ray tracing in the external spacetimes of spinning compact objects characterized by arbitrary quadrupole moments. Such spacetimes describe non-Kerr vacuum sol...
The Mass Distribution of Stellar-Mass Black Holes
Mass Distribution Stellar-Mass Black Holes
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2010/11/11
We perform a Bayesian analysis of the mass distribution of stellar-mass black holes using the observed masses of 15 low-mass X-ray binary systems undergoing Roche lobe overflow and five high-mass, win...