Gravitational lensing of STU black holes
arXiv:1306.0601 · doi:10.1007/s10773-013-1775-0
Abstract
In this paper we study gravitational lensing by STU black holes. We considered extremal limit of two special cases of zero-charged and one-charged black holes, and obtain the deflection angle. We find that the black hole charge increases the deflection angle.
7 pages, 3 figures. Comments welcome