论文标题

黑洞的最小尺寸和标量电荷中的偏移对称理论

Black hole minimum size and scalar charge in shift-symmetric theories

论文作者

Thaalba, Farid, Antoniou, Georgios, Sotiriou, Thomas P.

论文摘要

众所周知,对于换档对称标量,只有与高斯 - 骨网的线性耦合可以引入黑洞头发。这种毛茸茸的黑洞具有最小质量,由这种相互作用的耦合确定,标量电荷由它们的质量和自旋唯一确定为耦合的固定值。在这里,我们探讨了其他移位对称性相互作用如何影响黑洞的结构,最小质量的值和标量电荷。

It is known that, for shift-symmetric scalars, only a linear coupling with the Gauss-Bonnet invariant can introduce black hole hair. Such hairy black holes have a minimum mass, determined by the coupling of this interaction, and a scalar charge that is uniquely determined by their mass and spin for a fixed value of that coupling. Here we explore how additional shift-symmetric interactions affect the structure of the black hole, the value of the minimum mass, and the scalar charge.

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