1301.2091 (G. J. Olmo et al.)

Charged black holes in Palatini $f(R)$ theories    [PDF]

G. J. Olmo, D. Rubiera-Garcia

In $f(R)$ 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-Nordstr\"om solution.

View original: http://arxiv.org/abs/1301.2091