论文标题

二维六二杆 - 中微子偶极矩的含义的一环运行及其含义

One-loop running of dimension-six Higgs-neutrino operators and implications of a large neutrino dipole moment

论文作者

Chala, Mikael, Titov, Arsenii

论文摘要

我们在标准模型有效的场理论中计算了二维cp-even Higgs运算符的单循环运行,涉及可能的狄拉克中微子的右手组成部分。我们讨论了大型狄拉克中微子磁偶极力矩的含义。特别是,我们证明了一个中微子磁矩解释了最近的Xenon1t多余的诱导Higgs和$ Z $隐形衰减,其分支比率在$ [10^{ - 18}范围内,10^{ - 12}] $。不幸的是,这些数字超出了当前和未来的设施的范围。

We compute the one-loop running of the dimension-six CP-even Higgs operators in the Standard Model effective field theory involving the right-handed component of the would-be Dirac neutrinos. We discuss the implications of a large Dirac neutrino magnetic dipole moment. In particular, we demonstrate that a neutrino magnetic moment explaining the recent XENON1T excess induces Higgs and $Z$ invisible decays with branching ratios in the range $[10^{-18}, 10^{-12}]$. These numbers are unfortunately beyond the reach of current and near future facilities.

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