Spinning black holes in (2+1)-dimensional string and dilaton gravity

被引:49
作者
Chan, KCK
Mann, RB
机构
[1] Department of Physics, University of Waterloo, Waterloo
关键词
string; dilaton; black holes; 2 + 1;
D O I
10.1016/0370-2693(95)01609-0
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a new class of spinning black hole solutions in (2 + 1)-dimensional general relativity minimally coupled to a dilaton with potential e(b phi)Lambda. When b = 4, the corresponding spinning black hole is a solution of low energy (2 + 1)-dimensional string gravity. Apart from the limiting case of the BTZ black hole, these spinning black holes have no inner horizon and a curvature singularity only at the origin. We compute the mass and angular momentum parameters of the solutions at spatial infinity, as well as their temperature and entropy.
引用
收藏
页码:199 / 205
页数:7
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