Results 121 to 130 of about 3,305 (233)

Higher-dimensional black holes: Braneworld stars and Hawking radiation. [PDF]

open access: yes, 2007
In this thesis two aspects of braneworld models are studied. A new attempt at finding the metric of a braneworld black hole within the second Randall-Sundrum model is explored. Branes containing distributions of perfect fluid are embedded in a variety of
Creek, Simon
core  

Generalized Freudenthal duality for rotating extremal black holes

open access: yesJournal of High Energy Physics
Freudenthal duality (FD) is a non-linear symmetry of the Bekenstein-Hawking entropy of extremal dyonic black holes (BHs) in Maxwell-Einstein-scalar theories in four space-time dimensions realized as an anti-involutive map in the symplectic space of ...
Arghya Chattopadhyay   +2 more
doaj   +1 more source

On the Microscopic Perspective of Black Branes Thermodynamic Geometry

open access: yesEntropy, 2010
We study thermodynamic state-space geometry of the black holes in string theory and M-theory. For a large number of microstates, we analyze the intrinsic state-space geometry for (i) extremal and non-extremal black branes in string theory, (ii) multi ...
Stefano Bellucci, Bhupendra Nath Tiwari
doaj   +1 more source

Black Hole Condensation and Duality in String Theory [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 1996
This is a non-technical version of a talk presented at the conference, "S-Duality and Mirror Symmetry in String Theory" Trieste, June, 1996 which will appear in the proceedings.
openaire   +3 more sources

Black holes and black branes in Lifshitz spacetimes [PDF]

open access: yes, 2011
We construct analytic solutions describing black holes and black branes in asymptotically Lifshitz spacetimes with arbitrary dynamical exponent z and for arbitrary number of dimensions.
Vandoren, S.J.G.   +5 more
core   +1 more source

Are there topological black-hole solitons in string theory? [PDF]

open access: yesGeneral Relativity and Gravitation, 1987
12 pages, TeX, requires phyzzx.tex, published in Gen. Rel. Grav.
openaire   +2 more sources

Explorations of four and five dimensional black hole spacetimes [PDF]

open access: yes, 2009
This thesis concentrates on four and five dimensional black holes and their associated geodesies. Some coordinate charts are presented, which are useful in the analysis of both static and rotating black holes, and their mathematical properties ...
Hoskisson, James
core  

Black holes as effective geometries [PDF]

open access: yes, 2008
Gravitational entropy arises in string theory via coarse graining over an underlying space of microstates. In cases with enough supersymmetry, it has been possible to explicitly construct such microstates in spacetime and understand how coarse graining ...
de Boer, J.   +3 more
core   +1 more source

String Theory and Black Holes

open access: yes, 1999
This thesis aims to make precise the microscopic understanding of Hawking radiation from the D1/D5 black hole. We present an explict construction of all the shortmultiplets of the ${\cal N}=(4,4)$ SCFT on the symmetric product $\tilde{T}^4/S(Q_1Q_5)$. An investigation of the symmerties of this SCFT enables us to make a one-to-one correspondence beween ...
openaire   +2 more sources

Black Holes from Branes: Various string theoretical constructions [PDF]

open access: yes, 2022
In this dissertation we have studied black holes from various perspectives in string theory. One common theme of all the black holes that we have studied, is that they are constructed from branes.
Stemerdink, Koen Christiaan
core  

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