Small Kerr-anti-de Sitter black holes are unstable
By V. Cardoso, Ó. J. Dias. 2004
187 citations recorded by the source corpus.
Superradiance in black hole spacetimes can trigger instabilities. Here we show that, due to superradiance, small Kerr-anti-de Sitter black holes are unstable. Our demonstration uses a matching procedure, in a long wavelength approximation.
Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics
View Paper: https://www.semanticscholar.org/paper/be5c8168b71ff5fd71e281e03e2c872d2af4a185
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Citations in the corpus
- Thermodynamics of Rotating Black Holes and Black Rings: Phase Transitions and Thermodynamic Volume (2014, background): “Superradiant instabilities [124–126] amplify waves that scatter off of the AdS black hole, extracting its rotational energy and driving it to a new state.”
- Numerical methods for finding stationary gravitational solutions (2015, background): “Dirichlet walls can be provided by a reflecting box [421–440], by a massive scalar or Proca field potential well [34, 73, 294, 419, 429, 441–448], or by the AdS boundary with reflecting boundary conditions [38–41, 44, 226, 279, 396, 449, 450].”
- Superradiance: Energy Extraction, Black-Hole Bombs and Implications for Astrophysics and Particle Physics (2015, background): “BH superradiance is also associated to the existence of new asymptotically flat, hairy BH solutions [12] and to phase transitions between spinning or charged black objects in asymptotically AdS spacetime [13, 14, 15] or in higher dimensions [16].”
- Holographic thermalization, quasinormal modes and superradiance in Kerr-AdS (2013, methodology): “3 we identify the superradiant onset curves (OC) for ` = m scalar modes (with vanishing radial overtone) in the phase diagram of Kerr-AdS BHs.”
- Black rings in (Anti)-de Sitter space (2008, background): “For the rotating AdS black hole solutions an angular velocity ΩHL > 1 was argued in [15] to be associated with the existence of ergoregions relative to asymptotic observers, which in AdS are believed to yield a superradiant instability [16, 17].”
- GRAVITATIONAL PERTURBATIONS OF HIGHER DIMENSIONAL ROTATING BLACK HOLES (2006, background): “This has been done for scalar field perturbations of small four-dimensional Kerr-AdS black holes [15] but not for gravitational perturbations, large black holes, or higher dimensions.”
- Black Holes in Higher Dimensions (2008, background): “The existence of an instability was first demonstrated for small d = 4 Kerr-AdS black holes in [209].”
- Black holes with only one Killing field (2011, background): “It is well know that Kerr-AdS black holes, and their natural extension to higher dimensions [15], exhibit the superradiance instability [4, 11], [28]-[32].”
- Superradiance (2015, background): “The details need, of course, a careful consideration of the corresponding perturbation equations; nevertheless such conclusions hold for several different scenarios [354, 14, 79, 355, 350], as we discuss in more detail in the next sections.”