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中国物理学会高能物理分会第十三届全国粒子物理学术会议（2021）

16–19 Aug 2021
Asia/Shanghai timezone

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通过微分截面角分布研究HZZ 反常耦合

17 Aug 2021, 10:40
15m
Oral report 1. TeV物理和超出标准模型新物理 Parallel Session I：TeV and BSM Physics

Speaker

Mr Youkai Wang (Shaanxi Normal University)

Description

我们计算了包含反常耦合HZZ有效顶点的gg->H->ZZ->4l产生衰变过程的螺旋度振幅。在考虑了与box图干涉以及off-shell能区的贡献之后，我们给出了反应截面的微分角分布，找到了与HZZ反常耦合敏感的末态相空间角度定义，为LHC上进一步限制HZZ反常耦合参数空间提供参考。此外，利用振幅分解，我们还得到了计算HVV 到2e 2gamma或4l末态的BSM 过程振幅的一种简便方法。

Primary author

Mr Youkai Wang (Shaanxi Normal University)

Co-author

Xia Wan (Shaanxi Normal University)

Presentation materials

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