通过引入矢量-like夸克解决标准模型中的精细调节问题
高能物理 - 唯象学
2018-06-08 v1
摘要
我们强调,即使在仅顶夸克和底夸克获得质量的极端手征极限下,夸克混合在物理上也是有意义的。这意味着 的自然值量级为1,而其实验值量级为 。我们展示了如何通过扩展标准模型来解决这一标准模型的精细调节问题:引入矢量-like夸克和一个复单态,并辅以味对称性。轻夸克的混合是通过矢量-like夸克与标准夸克的混合而产生的。
引用
@article{arxiv.1806.02755,
title = {Solving a Fine-Tuning Problem of the Standard Model through the Introduction of Vector-Like Quarks},
author = {F. J. Botella and G. C. Branco and M. Nebot and M. N. Rebelo and J. I. Silva-Marcos},
journal= {arXiv preprint arXiv:1806.02755},
year = {2018}
}
备注
8 pages. Talk given at Corfu Summer Institute 2017, School and Workshops on Elementary Particle Physics and Gravity, September 2017. To appear in conference proceedings