论文标题

费米斯和漫画

Fermions and the Swampland

论文作者

Palti, Eran

论文摘要

在本说明中,我们考虑是否存在与该理论中的费米子存在相关的摇兰限制。我们建议任何费米昂都必须将夫妇搭配到一个无限的国家塔,并且该塔楼的质量比例是由Yukawa耦合到塔楼的强度来设定的。这是(磁性)弱重力猜想的一种典型版本。我们还发现,超对称在这种费米子实现中起着自然的作用,这激发了进一步的建议,即超对称只能在该Yukawa耦合设定的尺度以下。我们对这些想法的字符串理论进行了一些初步检查。

In this note we consider whether there could be Swampland constraints associated to the presence of fermions in the theory. We propose that any fermion must couple to an infinite tower of states, and that the mass scale of this tower, in Planck units, is set by the strength of the Yukawa coupling to the tower. This is a type of fermionic version of the (magnetic) Weak Gravity Conjecture. We also find that supersymmetry plays a natural part in this fermionic realisation, which motivates a further proposal that supersymmetry can only be broken below the scale set by this Yukawa coupling. We perform some preliminary checks in string theory of these ideas.

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