Black hole entropy function and the attractor mechanism in higher derivative gravity

By Ashoke Sen. 2005

556 citations recorded by the source corpus.

We study extremal black hole solutions in D dimensions with near horizon geometry AdS2 ? SD?2 in higher derivative gravity coupled to other scalar, vector and anti-symmetric tensor fields. We define an entropy function by integrating the lagrangian density over SD?2 for a general AdS2 ? SD?2 background, taking the Legendre transform of the resulting function with respect to the parameters labelling the electric fields, and multiplying the result by a factor of 2?. We show that the values of the scalar fields at the horizon as well as the sizes of AdS2 and SD?2 are determined by extremizing this entropy function with respect to the corresponding parameters, and the entropy of the black hole is given by the value of the entropy function at this extremum. Our analysis relies on the analysis of the equations of motion and does not directly make use of supersymmetry or specific structure of the higher derivative terms.

Subfields: Astronomy and Astrophysics, Nuclear and High Energy Physics, Statistical and Nonlinear Physics

View Paper: https://www.semanticscholar.org/paper/22eae9228973521718fd160411fee38e6072de23

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In Astronomy and Astrophysics

  1. Ashoke Sen
  2. S. Trivedi
  3. R. Kallosh
  4. I. Bena
  5. N. Warner
  6. Andrei Linde
  7. S. Sachdev
  8. A. Dabholkar

In Nuclear and High Energy Physics

  1. Ashoke Sen
  2. S. Trivedi
  3. R. Kallosh
  4. I. Bena
  5. N. Warner
  6. A. Dabholkar
  7. S. Sachdev
  8. Frederik Denef

In Statistical and Nonlinear Physics

  1. Ashoke Sen
  2. S. Trivedi
  3. N. Warner
  4. I. Bena
  5. A. Dabholkar
  6. S. Murthy
  7. B. Pioline
  8. Yuji Tachikawa

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