超对称模型中的轻带电希格斯玻色子
高能物理 - 唯象学
2009-11-19 v2
摘要
我们指出,目前LEP上中性希格斯玻色子搜寻的实验限制已经对最小超对称标准模型(MSSM)中带电希格斯玻色子的质量给出了严格的下限;这些限制在\tanb值较低()时尤为严重,此时耦合较大。然而,在MSSM希格斯扇区的简单扩展中,涉及引入额外的U(1)规范群或额外的希格斯单态场,这些间接约束要弱得多;在后一种情况下,带电希格斯玻色子甚至可以轻到在LEP上成对产生。
引用
@article{arxiv.hep-ph/9805242,
title = {Light Charged Higgs Bosons in Supersymmetric Models},
author = {Manuel Drees and E. Ma and P. N. Pandita and D. P. Roy and S. K. Vempati},
journal= {arXiv preprint arXiv:hep-ph/9805242},
year = {2009}
}
备注
LaTeX with equation.sty, 3 PS figures. Version to appear in PLB: Added one paragraph concerning charged Higgs searches at the Tevatron