论文标题

$ f(r,t)$ gravity的标量表示图中的多键式braneworld配置

Multi-kink braneworld configurations in the scalar-tensor representation of $f(R,T)$ gravity

论文作者

Bazeia, D., Lobão Jr., A. S., Rosa, João Luís

论文摘要

在这项工作中,我们调查了标量张量表示的$ f(r,t)$ brane,其中源场动作方程的解决方案具有两键型配置文件。我们使用一阶形式主义来获取Brane源场的分析解决方案,并分析这些解决方案如何修改由该理论的标量探测器表示产生的辅助场的结构。我们发现,当模型发挥两键解决方案时,会修改辅助场,以允许内部结构的出现。此外,稳定性电势和零模式还通过两键解决方案修改其内部结构。

In this work we investigate the $f(R,T)$ brane in the scalar-tensor representation, where the solutions of the equations of motions for the source field engender topological defects with two-kink profiles. We use the first-order formalism to obtain analytical solutions for the source field of the brane and analyze how these solutions modify the structure of the auxiliary fields arising from the scalar-tensor representation of the theory. We found that when the model engenders two-kink solutions, the auxiliary fields are modified in order to allow for the appearance of an internal structure. In addition, the stability potential and zero mode also have their internal structure modified by two-kink solution.

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