论文标题

SO(10)肠道中发条的风味层次结构

Flavor Hierarchies from Clockwork in SO(10) GUT

论文作者

Babu, K. S., Saad, Shaikh

论文摘要

发条机制自然可以解释少数数字的起源,以$(10)$ Grand Unified理论实施,以解决费米昂群众和混合中层次结构的起源。 We show that a minimal Yukawa sector involving a $10_H$ and $\overline{126}_H$ of Higgs bosons, extended with two clockwork chains consisting of $16+\overline{16}$ vector-like fermions, can explain the hierarchical patterns with all the Yukawa couplings being of order one.现实质谱的出现不需要任何区分三代人的对称性。我们在Susy和非令人震惊的框架的背景下开发了发条的$ SO(10)$胆量。在非令人讨厌的情况下,该机制的实施假设以中等规模实现的Peccei-quinn对称性,发条部门带有非平凡的费用,该指控解决了强大的CP问题,并提供了轴法作为暗物质候选者。

The clockwork mechanism, which can naturally explain the origin of small numbers, is implemented in $SO(10)$ grand unified theories to address the origin of hierarchies in fermion masses and mixings. We show that a minimal Yukawa sector involving a $10_H$ and $\overline{126}_H$ of Higgs bosons, extended with two clockwork chains consisting of $16+\overline{16}$ vector-like fermions, can explain the hierarchical patterns with all the Yukawa couplings being of order one. Emergence of a realistic mass spectrum does not require any symmetry that distinguishes the three generations. We develop clockwork-extended $SO(10)$ GUTs both in the context of SUSY and non-SUSY frameworks. Implementation of the mechanism in non-SUSY scenario assumes a Peccei-Quinn symmetry realized at an intermediate scale, with the clockwork sector carrying non-trivial charges, which solves the strong CP problem and provides axion as a dark matter candidate.

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