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arxiv: 0910.5132 · v3 · submitted 2009-10-27 · ✦ hep-th

Viscosity to entropy ratio at extremality

classification ✦ hep-th
keywords blackclassentropyholesratioviscosityanti-deassuming
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Assuming gauge theory realization at the boundary, we show that the viscosity to entropy ratio is 1/(4 pi) where the bulk is represented by a large class of extremal black holes in anti-de Sitter space. In particular, this class includes multiple R-charged black holes in various dimensions.

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