论文标题

用异国情调的希格斯腐烂探测电动相位过渡

Probing the Electroweak Phase Transition with Exotic Higgs Decays

论文作者

Carena, Marcela, Kozaczuk, Jonathan, Liu, Zhen, Ou, Tong, Ramsey-Musolf, Michael J., Shelton, Jessie, Wang, Yikun, Xie, Ke-Pan

论文摘要

HIGGS物理计划在LHC及以后的基本目标是探索Higgs潜力的性质,并阐明了Electroweak Symmetry Breaking的机理。一个重要的模型,定义了电动eake相变的强度和顺序,这是由希格斯玻色子耦合到轻型新状态的驱动的。这款雪人白皮书指出了参数空间的存在,其中强烈的一阶电子相变与Smlike Higgs Boson的异国衰变兼容。对异国情调的希格斯(Higgs)衰减的专门搜索可以在大型强子对撞机(LHC)上积极探索该框架,而未来的异国情调的希格斯衰减搜索在高光度LHC上进行,未来的希格斯工厂对于最终探讨了这种情况至关重要。

An essential goal of the Higgs physics program at the LHC and beyond is to explore the nature of the Higgs potential and shed light on the mechanism of electroweak symmetry breaking. An important class of models defining the strength and order of the electroweak phase transition is driven by the Higgs boson coupling to a light new state. This Snowmass white paper points out the existence of a region of parameter space where a strongly first order electroweak phase transition is compatible with exotic decays of the SM-like Higgs boson. A dedicated search for exotic Higgs decays can actively explore this framework at the Large Hadron Collider (LHC), while future exotic Higgs decay searches at the high-luminosity LHC and future Higgs factories will be vital to conclusively probe the scenario.

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