Results 1 to 10 of about 729,890 (281)

Dirty Black Holes and Hairy Black Holes [PDF]

open access: yesPhysical Review Letters, 1996
An approach based on considerations of the non-classical energy momentum tensor outside the event horizon of a black hole provides additional physical insight into the nature of discrete quantum hair on black holes and its effect on black hole ...
C. Teitelboim   +18 more
core   +6 more sources

Thermodynamic Black Holes. [PDF]

open access: yesEntropy (Basel), 2018
Black holes pose great difficulties for theory since gravity and quantum theory must be combined in some as yet unknown way. An additional difficulty is that detailed black hole observational data to guide theorists is lacking. In this paper, I sidestep the difficulties of combining gravity and quantum theory by employing black hole thermodynamics ...
Ruppeiner G.
europepmc   +8 more sources

Multioscillating black holes [PDF]

open access: yesJournal of High Energy Physics, 2021
Abstract We study rotating global AdS solutions in five-dimensional Einstein gravity coupled to a multiplet complex scalar within a cohomogeneity-1 ansatz. The onset of the gravitational and scalar field superradiant instabilities of the Myers-Perry-AdS black hole mark bifurcation points to black resonators and hairy Myers-Perry ...
Ishii, Takaaki   +3 more
openaire   +5 more sources

Black holes [PDF]

open access: yesReviews of Modern Physics, 1999
13 pages, To appear in the American Physical Society Centenary issue of Reviews of Modern Physics, March ...
Horowitz, Gary T., Teukolsky, Saul A.
openaire   +5 more sources

Black holes [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
Recent progress in black hole research is illustrated by three examples. We discuss the observational challenges that were met to show that a supermassive black hole exists at the center of our galaxy. Stellar-size black holes have been studied in x-ray binaries and microquasars.
Brügmann, B., Ghez, A., Greiner, J.
openaire   +3 more sources

Black Holes [PDF]

open access: yes, 2021
10 pages, 5 figures, published entry in Encyclopedia of ...
openaire   +2 more sources

QUANTIZATION OF BLACK HOLES [PDF]

open access: yesModern Physics Letters A, 1998
We show that black holes can be quantized in an intuitive and elegant way with results in agreement with conventional knowledge of black holes by using Bohr's idea of quantizing the motion of an electron inside the atom in quantum mechanics. We find that properties of black holes can also be derived from an ansatz of quantized entropy [Formula: see ...
Xiao-Gang He, Bo-Qiang Ma, Bo-Qiang Ma
openaire   +7 more sources

Black hole excision for dynamic black holes [PDF]

open access: yesPhysical Review D, 2001
5 pages, 7 figures, published version with changes to equation (2)
Denis Pollney   +5 more
openaire   +3 more sources

Universal black holes [PDF]

open access: yesJournal of High Energy Physics, 2020
Abstract We prove that a generalized Schwarzschild-like ansatz can be consistently employed to construct d-dimensional static vacuum black hole solutions in any metric theory of gravity for which the Lagrangian is a scalar invariant constructed from the Riemann tensor and its covariant derivatives of arbitrary order.
Hervik, S., Ortaggio, M. (Marcello)
openaire   +7 more sources

Moulting Black Holes [PDF]

open access: yesJournal of High Energy Physics, 2012
Abstract We find a family of novel supersymmetric phases of the D1-D5 CFT, which in certain ranges of charges have more entropy than all known ensembles. We also find bulk BPS configurations that exist in the same range of parameters as these phases, and have more entropy than a BMPV black hole; they can be thought of as coming ...
Bena, I.   +4 more
openaire   +5 more sources

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