论文标题

风味层次结构,风味异常和来自扭曲的额外尺寸的希格斯质量

Flavor hierarchies, flavor anomalies, and Higgs mass from a warped extra dimension

论文作者

Fuentes-Martin, Javier, Isidori, Gino, Lizana, Javier M., Selimovic, Nudzeim, Stefanek, Ben A.

论文摘要

最近的B-Meson异常在TEV量表上通过4321轨距模型一致地解释了,其分层耦合让人联想到标准模型Yukawas。我们表明,这种模型是基于扭曲的第五维度的完整风味理论的低能限制,在该维度上,每个标准模型家族都在不同的brane中进行了准定位。希格斯被识别为伪造的伪石玻色子,从相同的动力学中出现,导致4321个对称性破裂。这种新颖的构造以非广告的风味统一夸克和叶子,提供了对风味层次结构的自然描述,并解决了电子层次层次结构问题。

The recent B-meson anomalies are coherently explained at the TeV scale by 4321 gauge models with hierarchical couplings reminiscent of the Standard Model Yukawas. We show that such models arise as the low-energy limit of a complete theory of flavor, based on a warped fifth dimension where each Standard Model family is quasi-localized in a different brane. The Higgs is identified as a pseudo-Nambu-Goldstone boson emerging from the same dynamics responsible for 4321 symmetry breaking. This novel construction unifies quarks and leptons in a flavor non-universal manner, provides a natural description of flavor hierarchies, and addresses the electroweak hierarchy problem.

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