Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
10724301 | Physics Letters B | 2008 | 6 Pages |
Abstract
We discuss various physical aspects of non-extremal, extremal and supersymmetric black holes in asymptotically anti-de Sitter (ADS) spacetimes. Specifically, we discuss how the isolated horizon (IH) framework leads to an ambiguity-free description of rotating black holes in these spacetimes. We then apply this framework to investigate the properties of supersymmetric isolated horizons (SIHs) in four-dimensional N=2 gauged supergravity. Among other results we find that they are necessarily extremal, that rotating SIHs must have non-trivial electromagnetic fields, and that non-rotating SIHs necessarily have constant curvature horizon cross sections and a magnetic (though not electric) charge.
Related Topics
Physical Sciences and Engineering
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Authors
Ivan Booth, TomáÅ¡ Liko,