8 papers
Charged Black Holes with a Lorentz--Violating Kalb--Ramond Background
Jia-Hui Yang, Xin-Yu Guo, Jia-Zhou Liu +1
We investigate exact static, spherically symmetric electrically charged black hole solutions in a gravitational theory with spontaneous Lorentz-symmetry breaking induced by a backg…
Black Hole Entropy Beyond the Wald Term in Nonminimally Coupled Gravity: A Covariant Phase Space Decomposition
Jia-Zhou Liu, Shan-Ping Wu, Shao-Wen Wei +1
We study the entropy of static, spherically symmetric black holes in diffeomorphism-invariant theories with nonminimal matter--curvature couplings, using the covariant phase space…
Dyonic Black Holes in Lorentz-Violating Gravity with a Background Kalb--Ramond Field
Yu-Xuan Lin, Jia-Zhou Liu, Yu-Xiao Liu
By introducing a nonminimal coupling between the Kalb--Ramond field and the electromagnetic field, we construct an exact four-dimensional static, spherically symmetric dyonic black…
Quasinormal modes of a charged spherically symmetric black hole in bumblebee gravity
Bo-Rui Li, Jia-Zhou Liu, Wen-Di Guo +1
Recently, exact charged spherically symmetric black hole solutions within the framework of bumblebee gravity have been obtained, where the Lorentz symmetry is spontaneously broken…
Exact Black Hole Solutions in Bumblebee Gravity with Lightlike or Spacelike VEVS
Jia-Zhou Liu, Shan-Ping Wu, Shao-Wen Wei +1
Motivated by recent developments in Lorentz-violating theories of gravity, we obtain new black hole solutions within the framework of bumblebee gravity, where the bumblebee vector…
D-dimensional black holes in extended Gauss-Bonnet gravity
Jia-Zhou Liu, Si-Jiang Yang, Chun-Chun Zhu +1
In this work, we present charged spherically symmetric anti-de Sitter black hole solutions in dimensions () within the framework of extended Gauss--Bonnet gravity. Mo…