论文标题

厚实的Brane模型,具有广义模拟重力

Thick brane models in generalized mimetic gravity

论文作者

Lobão Jr, A. S.

论文摘要

在这项工作中,我们研究了Braneworld模型在模仿重力中,源场具有广义动力学。我们介绍了研究广义模型所必需的数学描述,并考虑了求解运动方程的一阶形式主义。我们还研究了引力部门的线性稳定性,以验证该模型是否稳定。特别是,我们考虑了两种特定情况,在这些情况下,我们能够获得具有类似扭结曲线的精确溶液,并计算Brane的几个重要特性。

In this work, we investigate braneworld models in mimetic gravity, with the source field having generalized dynamics. We present the mathematical description necessary to study the generalized model and consider the first-order formalism to solve the equations of motion. We also investigate the linear stability of the gravitational sector to verify that the model is stable. In particular, we consider two specific situations where we were able to get exact solutions with a kink-like profile and calculate several important properties of the brane.

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