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标准模型有效场论与振荡子

Standard Model Effective Field Theory and Oscillons

Z. Drogosz, E. I. Sfakianakis, K. Slawinska, A. Wereszczynski

arXiv 2607.23616首次发表:更新:

AI 中文总结

研究希格斯势中六维算符对标准模型SU(2)玻色子扇区振荡子稳定性的影响,核心方法是纳入该六维算符,主要贡献是使振荡子寿命延长几个数量级,在特定质量比及耦合常数条件下实现。

AI 中文摘要

我们表明,在希格斯势中包含一个六维算符对标准模型的SU(2)玻色子扇区中振荡子的稳定性有显著影响,将其寿命延长了几个数量级。这发生在希格斯与W玻色子质量之比的物理值\(m_H/m_W = 1.556\)时,以及耦合常数低于当前上限的六维算符\(O_6 = (\Phi^\dagger \Phi)^3\)的情况下。

英文摘要

We show that the inclusion of a dimension-six operator in the Higgs potential has a dramatic impact on the stability of oscillons in the $SU(2)$ bosonic sector of the Standard Model, extending their lifetime by orders of magnitude. This happens for the physical value of the ratio between the Higgs and W boson masses, $m_H/m_W=1.556$ and for the dimension-six operator $O_6 = (Φ^\dagger Φ)^3$ whose coupling constant is below the current upper bound.

Comments5 pages, appendix and 12 figures

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