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20112026
most citedEinstein-Gauss-Bonnet gravity coupled to bumblebee field in four dimensional spacetime

56 citations

Showing gr-qcShow all

8 papers · 1 filter

gr-qc2024★ 4 cited

Significant circular Unruh effect at small acceleration

Yuebing Zhou, Jiawei Hu, Hongwei Yu

We study the transition rates of an atom rotating in a circular orbit, which is coupled with fluctuating electromagnetic fields in vacuum. We find that when the rotational angular…

gr-qc2024★ 11 cited

Phantom hairy black holes and wormholes in Einstein-bumblebee gravity

Chikun Ding, Changqing Liu, Yuehua Xiao +1

In this paper we study Einstein-bumblebee gravity theory minimally coupled with external matter -- a phantom/non-phantom(conventional) scalar field, and derive a series of hairy so…

gr-qc2023★ 2 cited

Molecular entanglement as a signature of the Unruh effect

Yuebing Zhou, Jiawei Hu, Hongwei Yu

The Unruh effect predicts that a uniformly accelerated observer perceives the vacuum seen by an inertial observer as a thermal bath at a temperature proportional to its proper acce…

gr-qc2023★ 37 cited

Rotating BTZ-like black hole and central charges in Einstein-bumblebee gravity

Chikun Ding, Yu Shi, Jun Chen +3

We obtain an exact rotating BTZ-like black hole solution by solving the corresponding gravitational field equations and the bumblebee motion equations in Einstein-bumblebee gravity…

gr-qc2022★ 28 cited

High dimensional AdS-like black hole and Phase transition in Einstein-bumblebee gravity

Chikun Ding, Yu Shi, Jun Chen +2

In this paper we obtain an exact high dimensional anti-de Sitter (AdS) black hole solution in Einstein-bumblebee gravity theory. This AdS-like black hole can only exist with a line…

gr-qc2021★ 32 cited

Entanglement dynamics for Unruh-DeWitt detectors interacting with massive scalar fields: The Unruh and anti-Unruh effects

Yuebing Zhou, Jiawei Hu, Hongwei Yu

We study, in the framework of open quantum systems, the entanglement dynamics for a quantum system composed of two uniformly accelerated Unruh-Dewitt detectors interacting with a b…

gr-qc2021★ 56 cited

Einstein-Gauss-Bonnet gravity coupled to bumblebee field in four dimensional spacetime

Chikun Ding, Xiongwen Chen, Xiangyun Fu

We study Einstein-Gauss-Bonnet gravity coupled to a bumblebee field which leads to a spontaneous Lorentz symmetry breaking in the gravitational sector. We obtain an exact black hol…

gr-qc2020★ 46 cited

Slowly rotating Einstein-bumblebee black hole solution and its greybody factor in a Lorentz violation model

Chikun Ding, Xiongwen Chen

We obtain an exact slowly rotating Einstein-bumblebee black hole solution by solving the corresponding and components of the gravitational field equations in both cases:…