Charged black holes in Palatini theories
arXiv:1301.2091
Abstract
In extensions of General Relativity the Palatini approach provides ghost-free theories with second-order field equations and allows to obtain charged black hole solutions which depart from the standard Reissner-Nordström solution.
3 pages, contribution to the Proceedings of the Thirteenth Marcel Grossman Meeting on General Relativity, Astrophysics and Relativistic Field Theories (to appear)