论文标题

Xenon1t异常:轻$ z^\ prime $

XENON1T Anomaly: A Light $Z^\prime$

论文作者

Lindner, Manfred, Mambrini, Yann, de Melo, Tessio B., Queiroz, Farinaldo S.

论文摘要

我们目睹了黑物质和中微子探测器可以探究类似新物理现象的时代的开始。在Gran Sasso实验室的暗物质实验Xenon1t观察到的低能电子后坐力频谱中,我们解释了观察到的信号不是用暗物质粒子来解释的,而是在新的光$ z^\ prime $ prime $量表玻色子的背景下。我们讨论了这样的光$ z^\ prime $如何在两个Higgs Doublet模型中升起,该模型与Abelian仪表对称性增强,中微子质量和风味问题与中微子电子散射数据一致。

We have witnessed the beginning of an era where dark matter and neutrino detectors can probe similar new physics phenomena. Motivated by the low-energy electron recoil spectrum observed by the dark matter experiment, XENON1T, at Gran Sasso laboratory, we interpret the observed signal not in terms of a dark matter particle, but rather in the context of a new light $Z^\prime$ gauge boson. We discuss how such a light $Z^\prime$ rises in a Two Higgs Doublet Model augmented by an abelian gauge symmetry where neutrino masses and the flavor problem are addressed, in agreement with neutrino-electron scattering data.

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