论文标题

三维常规黑色字符串通过循环校正

Three dimensional regular black string via loop corrections

论文作者

Ying, Shuxuan

论文摘要

众所周知,有效的循环校正可以解决一些低能量有效作用的时空奇异性。但是,循环校正的已知潜力无法调节三维黑色字符串的奇异性。另一种方法是引入一个额外的平坦空间方向,并通过使用特殊的Kalb-Ramond Field使用$ o \ left(d,d \右)$旋转来提高奇异性。在本文中,我们研究了一组新的非本地dilaton电位,以进行有效的循环校正。结果表明,循环校正可以始终如一地解决三维黑色字符串的奇异性。

It is well known that some spacetime singularities of low energy effective action can be resolved by the effective loop corrections. However, the known potentials for the loop corrections fail to regulate the singularity of three dimensional black string. An alternative method is to introduce an extra flat spatial direction and boost away the singularity by using the $O\left(d,d\right)$ rotation with the special Kalb-Ramond field. In this paper, we investigate a new set of non-local dilaton potentials for the effective loop corrections. The result shows that the singularity of three dimensional black string can be consistently resolved by the loop corrections.

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