论文标题

ICECUBE中充电的Higgs效果:PEV事件和NSIS

Charged Higgs effects in IceCube: PeV events and NSIs

论文作者

Dey, Ujjal Kumar, Nath, Newton, Sadhukhan, Soumya

论文摘要

具有带电的希格斯的标准模型的扩展,与中微子具有不可忽略的耦合可以具有有趣的含义。这样的模型可以将其足迹留在超高的能量中微子探测器中,例如IceCube,以中微子非标准相互作用(NSIS)形式,也可以在较低的能量中微子实验中进行探测。我们考虑了一个基于中性粒细胞两种速度的模型,并研究了它在Icecube的PEV能量箱中最近报道的过量中微子事件中的烙印。该模型的另一个签名是它也导致了相当大的NSIS。我们对最新的IceCube数据进行了一项联合研究,以及中微子实验引起的各种其他约束,例如Borexino,Texono,Texono,Coohent,Coohent,Dune和T2HK以及LEP实验设定的限制,并探索可以导致较高nsi的参数空间。

Extensions of the Standard Model with charged Higgs, having a non-negligible coupling with neutrinos, can have interesting implications vis-à-vis neutrino experiments. Such models can leave their footprints in the ultra-high energy neutrino detectors like IceCube in the form of neutrino non-standard interactions (NSIs) which can also be probed in lower energy neutrino experiments. We consider a model based on the neutrinophilic two-Higgs doublets and study its imprints in the recently reported excess neutrino events in the PeV energy bins at the IceCube. An additional signature of the model is that it also leads to sizeable NSIs. We perform a combined study of the latest IceCube data along with various other constraints arising from neutrino experiments e.g., Borexino, TEXONO, COHERENT, DUNE, and T2HK, together with the limits set by the LEP experiment, and explore the parameter space which can lead to a sizeable NSI.

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