Regular AdS black holes from regularized Gauss-Bonnet coupling
arXiv:2508.14010 · doi:10.1016/j.physletb.2025.140107
Abstract
We obtain a three-dimensional bi-vector-tensor theory of the generalized Proca class by regularizing the Gauss-Bonnet invariant within the Weyl geometry. We show that the theory admits a regular AdS black hole solution with primary hairs. Introducing a deformation in the theory, a different regular AdS black hole solution is obtained. Charged generalizations of these solutions are given by coupling to Born-Infeld electrodynamics.
Version published in PLB
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