scholarly journals Black hole attractors and the entropy function in four- and five-dimensionalN = 2 supergravity

2008 ◽  
Vol 56 (1) ◽  
pp. 5-90
Author(s):  
J. Perz
2007 ◽  
Author(s):  
Sergio Ferrara ◽  
Alessio Marrani ◽  
Arttu Rajantie ◽  
Carlo Contaldi ◽  
Paul Dauncey ◽  
...  

2006 ◽  
Vol 2006 (03) ◽  
pp. 019-019 ◽  
Author(s):  
Davide Gaiotto ◽  
Aaron Simons ◽  
Andrew Strominger ◽  
Xi Yin

2007 ◽  
Vol 2007 (07) ◽  
pp. 019-019 ◽  
Author(s):  
Laura Andrianopoli ◽  
Riccardo D'Auria ◽  
Sergio Ferrara ◽  
Mario Trigiante

2006 ◽  
Vol 2006 (09) ◽  
pp. 048-048 ◽  
Author(s):  
Jonathan P Hsu ◽  
Alexander Maloney ◽  
Alessandro Tomasiello

2011 ◽  
Vol 26 (13) ◽  
pp. 967-974 ◽  
Author(s):  
SANJAY SIWACH ◽  
BHUPENDRA NATH TIWARI

We study the attractor flow and near horizon geometry of two-charge small black holes in heterotic string theory. The Hessian of Sen's entropy function with respect to the moduli fields has standard attractor properties and shows the interesting factorization at the attractor fixed points. We notice that the stability conditions are preserved under arbitrary α′-corrections to the black hole solutions.


2008 ◽  
Vol 23 (22) ◽  
pp. 1869-1883 ◽  
Author(s):  
SHAHROKH PARVIZI ◽  
ALIREZA TAVANFAR

In this paper, we propose a free energy for general non-supersymmetric black hole attractors (with vanishing D0-brane charge) arising in type IIA(B) superstrings on 3-fold Calabi–Yau, in the supergravity limit. This, by definition, differs from its counterpart BPS free energy by a factor of 4. Correspondingly, a mixed ensemble for these black holes is proposed.


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