论文标题

修改的$ F(R,T)$和Cuscuton Braneworld的型号

Models of modified $F(R,T)$ and cuscuton braneworld

论文作者

Bazeia, D., Lobão Jr, A. S.

论文摘要

这项工作涉及在五维扭曲几何形状存在标量场的情况下,具有无限程度的额外尺寸。我们考虑了在RICCI标量,应力能量张量和Cuscuton贡献的痕迹的情况下考虑广义模型。这些模型描述了新颖的Braneworld场景和研究考虑了不同的可能性,尽管在严格控制下保持重力稳定性和重力零模式,但我们从中显示了勃雷河如何变化以变薄。此外,我们在存在库斯卡顿的存在和应力 - 能量张量的痕迹的情况下没有确定扭曲因子中的任何分裂行为。

This work deals with braneworld models in the presence of scalar fields in a five-dimensional warped geometry with a single extra dimension of infinite extent. We consider generalized models in the presence of the Ricci scalar, the trace of the stress-energy tensor and the cuscuton contribution. The models describe novel braneworld scenarios and the investigations consider distinct possibilities, from which we show how the brane may change to become thinner, although keeping gravitational stability and the gravity zero mode under strict control. Moreover, we did not identify any split behavior in the warp factor in the presence of the cuscuton and the trace of the stress-energy tensor.

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