Scalar-hairy Lovelock gravity respects zeroth law

We study the zeroth law for Killing horizon in scalar-hairy Lovelock gravity, and show that the surface gravity of a general Killing horizon in the scalar-hairy Lovelock gravity is constant, provided that the dominant energy condition is obeyed by the matter field.

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Veröffentlicht in:Physics letters. B 2022-08, Vol.831, p.137149, Article 137149
Hauptverfasser: Fang, Chaoxi, Xie, Libo, Jiang, Jie, Zhang, Ming
Format: Artikel
Sprache:eng
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Zusammenfassung:We study the zeroth law for Killing horizon in scalar-hairy Lovelock gravity, and show that the surface gravity of a general Killing horizon in the scalar-hairy Lovelock gravity is constant, provided that the dominant energy condition is obeyed by the matter field.
ISSN:0370-2693
1873-2445
DOI:10.1016/j.physletb.2022.137149