论文标题

Georgi Machacek模型中低质量区域中充电的希格斯玻色子的费米衰变

Fermionic decay of charged Higgs boson in low mass region in Georgi Machacek Model

论文作者

Ghosh, Swagata

论文摘要

在大型强子对撞机(LHC)中,地图集和CMS合作观察到了由Top(Anti)Quark衰变产生的轻型希格斯玻色子的各种衰减模式。在本文中,我们对随后的光线衰变使Higgs Boson陷入了魅力和奇怪的夸克 - 安提克公园对,并在Georgi-Machacek模型的背景下分别陷入了Tau和Tau和Tau-Neutrino对,并提供了大型三胞胎的预期价值(VEVV)保管式对称性。我们表明,这些实验观察从上方限制了三胞胎VEV。我们探讨了与理论约束,最新的HIGGS数据以及光充电Higgs衰减至$ CS $和$τν_τ$的模型参数空间。

At the Large Hadron Collider (LHC), ATLAS and CMS collaborations observed various decay modes of the light charged Higgs bosons produced by top (anti)quark decays. In this paper, we are interested in the subsequent decay of the light charged Higgs boson into a charm and a strange quark-antiquark pair and into a tau and a tau-neutrino pair, separately, in the context of the Georgi-Machacek model, which offers a large triplet vacuum expectation value (vev) preserving custodial symmetry. We show that these experimental observations constrain the triplet vev from above. We explore the model parameter space consistent with the theoretical constraints, the latest Higgs data and the experimental data for light charged Higgs decaying to $cs$ and $τν_τ$.

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