Browsing by Author "Ganchev, Bogdan"

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  • Scalar Hairy Black Holes in Four Dimensions are Unstable 

    Ganchev, Bogdan; Santos, Jorge Eduardo
    We present a numerical analysis of the stability properties of the black holes with scalar hair constructed by Herdeiro and Radu. We prove the existence of a novel gauge where the scalar field perturbations decouple from ...