Results 121 to 130 of about 2,678,069 (257)

State-space Geometry, Statistical Fluctuations and Black Holes in String Theory

open access: yes, 2011
We study the state-space geometry of various extremal and nonextremal black holes in string theory. From the notion of the intrinsic geometry, we offer a new perspective of black hole vacuum fluctuations.
Bellucci, Stefano   +1 more
core  

Black Holes and Solitons in String Theory [PDF]

open access: yes, 1992
In this review, I discuss a general method for constructing classical solutions of the equations of motion arising in the effective low energy string theory, and discuss specific applications of this method.
Sen, Ashoke
core   +1 more source

Black Holes and Strings: the Polymer Link [PDF]

open access: yes, 1998
Quantum aspects of black holes represent an important testing ground for a theory of quantum gravity. The recent success of string theory in reproducing the Bekenstein-Hawking black hole entropy formula provides a link between general relativity and ...
Horowitz G. T.   +2 more
core   +2 more sources

String theory and the principle of black hole complementarity [PDF]

open access: yesPhysical Review Letters, 1993
String theory provides an example of the kind of apparent inconsistency that the {\it Principle of Black Hole Complementarity\/} deals with. To a freely infalling observer a string falling through a black hole horizon appears to be a Planck size object.
openaire   +3 more sources

Sourcing the Kerr Geometry

open access: yesFortschritte der Physik, Volume 73, Issue 4, April 2025.
Abstract The Kerr metric is a vacuum solution of the Einstein equations outside of a rotating black hole (BH), but what interior matter is actually rotating and sourcing the Kerr geometry? Here, a rotating exotic matter is described, which can source the Kerr geometry for the entire acceptable range of its spin parameter and be shown to saturate the ...
Ram Brustein, A.J.M. Medved
wiley   +1 more source

On the Perturbations of String-Theoretic Black Holes [PDF]

open access: yesarXiv, 1991
The perturbations of string-theoretic black holes are analyzed by generalizing the method of Chandrasekhar. Attention is focussed on the case of the recently considered charged string-theoretic black hole solutions as a representative example. It is shown that string-intrinsic effects greatly alter the perturbed motions of the string-theoretic black ...
arxiv  

Finite black hole entropy and string theory [PDF]

open access: yesPhysical Review D, 1994
17 pages, 1 figure, Florida Preprint UFIFT-HEP-94 ...
openaire   +4 more sources

Dark Dimension With (Little) Strings Attached

open access: yesFortschritte der Physik, Volume 73, Issue 4, April 2025.
Abstract A relation between dark energy and the scale of new physics in weakly coupled string theory is motivated. This mixing between infrared and ultraviolet physics leads to a unique corner for real‐world phenomenology: barring fine‐tunings, the authors are naturally led to the “dark dimension” scenario, a single mesoscopic extra dimension of micron
Ivano Basile, Dieter Lüst
wiley   +1 more source

Stringy information and black holes

open access: yesJournal of High Energy Physics, 2020
We show that in string theory, due to non-perturbative effects, there are cases in which two states that semi-classically are completely different, are in fact the same.
Amit Giveon, Nissan Itzhaki
doaj   +1 more source

Cosmic strings and primordial black holes [PDF]

open access: yes, 2018
Cosmic strings and primordial black holes (PBHs) commonly and naturally form in many scenarios describing the early universe. Here we show that if both cosmic strings and PBHs are present, their interaction leads to a range of interesting consequences.
arxiv   +1 more source

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