论文标题

Muon Collider的Tri-Photon:探测异常四分光量规耦合的新过程

Tri-photon at muon collider: a new process to probe the anomalous quartic gauge couplings

论文作者

Yang, Ji-Chong, Qing, Zhi-Bin, Han, Xue-Ying, Guo, Yu-Chen, Li, Tong

论文摘要

MUON对撞机最近受到了极大的关注,因为它具有获得高能量和高光度的能力。它作为量规玻色子对撞机的发挥作用,因为矢量玻色子散射(VBS)成为从几个碰撞能量开始的标准模型过程的主要生产拓扑。在本文中,我们建议$μ^+μ^ - $ nihihation ni-photon的过程对搜索异常的四重奏量规耦合(AQGCS)也非常敏感。我们研究了通过$μ^+μ^ - \ to z^\ ast/γ^\ ast \ ast \ ast \ ast \至γγγ$在Muon Coliders上对AQGCS的横向操作员的投影约束。对于带有$ \ sqrt {s} = 3 $ tev和$ \ Mathcal {l} = 1 \; {\ rm ab}^{ - 1} $的MUON对撞机,预期的约束大约比13 tev LHC的那些大约两个。

The muon collider has recently received a great deal of attention because of its ability to achieve both high energy and high luminosity. It plays as a gauge boson collider because the vector boson scattering (VBS) becomes the dominant production topology for Standard Model processes starting from a few TeV of collision energy. In this paper, we propose that the process of $μ^+μ^-$ annihilation into tri-photon is also very sensitive to the search of anomalous quartic gauge couplings (aQGCs). We investigate the projected constraints on the transverse operators contributing to aQGCs through $μ^+μ^-\to Z^\ast/γ^\ast\to γγγ$ at muon colliders. For the muon collider with $\sqrt{s}=3$ TeV and $\mathcal{L}=1\;{\rm ab}^{-1}$, the expected constraints are about two orders of magnitude stronger than those at the 13 TeV LHC.

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