No nonminimally coupled massless scalar hair for spherically symmetric neutral black holes [CL]

http://arxiv.org/abs/1911.08371


We provide a remarkably compact proof that spherically symmetric neutral black holes cannot support static nonminimally coupled massless scalar fields. The theorem is based on causality restrictions imposed on the energy-momentum tensor of the fields near the regular black-hole horizon.

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S. Hod
Wed, 20 Nov 19
60/73

Comments: 8 pages