论文标题

平坦和弯曲的麸皮,内部结构具有两体模拟重力

Flat and bent branes with inner structure in two-field mimetic gravity

论文作者

Xiang, Qian, Zhong, Yi, Xie, Qun-Ying, Zhao, Li

论文摘要

受工作的启发[欧洲。物理。 J. C 78(2018)45],我们研究了扁平和弯曲的厚的臀部的线性张量扰动,并在两场模拟物中具有内部结构。线性张量扰动的主方程是通过取横向和无纹状体规来得出的。对于Minsowskii和抗De-Sitter brane,棕褐色系统对张量扰动是稳定的。平坦和弯曲厚的晶体的张量扰动的有效电势是火山状的,这种结构可能会导致零模式和张量扰动的谐振模式。我们进一步说明了巨大的共振模式的结果。

Inspired by the work [Eur. Phys. J. C 78 (2018) 45], we study the linear tensor perturbation of both the flat and bent thick branes with inner structure in two-field mimetic gravity. The master equations for the linear tensor perturbations are derived by taking the transverse and traceless gauge. For the Minsowskii and Anti-de-Sitter brane, the brane systems are stable against the tensor perturbation. The effective potentials of the tensor perturbations of both the flat and bent thick branes are volcano-like, and this structure may potentially lead to the zero-mode and the resonant modes of the tensor perturbation. We further illustrate the results of massive resonant modes.

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