论文标题

在通用2HDM类型III中解释96 GEV DI-PHOTON异常

Explaining the 96 GeV Di-photon Anomaly in a Generic 2HDM Type-III

论文作者

Benbrik, Rachid, Boukidi, Mohammed, Moretti, Stefano, Semlali, Souad

论文摘要

由CMS合作报道的结果激励的激励,关于Di-Photon频谱的过剩约为96 GEV,尤其是在与LEP收集的四个射流事件中的$ b \ b \ b \ b \ b \ b $不变质谱中的另一个长期存在的异常相同时,我们表明,这两种现象可能在1 $ n $ centy cons n of And And-2-Hepig nep中,我们显示出可能的解释。 III型在特定的Yukawa纹理的情况下,其中违反Lepton风味(LFV)(中性)电流在树一级诱导。 Higgs数据的界限在限制此情况的参数空间中起着重要作用,但是我们找到了$ M_H = 125 $ GEV的解决方案,而$ M_H = 96 $ GEV与当前的理论和实验界限一致。

Motivated by results recently reported by the CMS Collaboration about an excess in the di-photon spectrum at about 96 GeV, especially when combined with another long-standing anomaly at the same value in the $b\bar b$ invariant mass spectrum in four-jet events collected at LEP, we show that a possible explanation to both phenomena can be found at 1$σ$ level in a generic 2-Higgs Doublet Model (2HDM) of Type-III in presence of a specific Yukawa texture, wherein Lepton Flavour Violating (LFV) (neutral) currents are induced at tree level. Bounds from Higgs data play a major role in limiting the parameter space of this scenario, yet we find solutions with $m_H = 125$ GeV and $m_h = 96$ GeV consistent with current theoretical and experimental bounds.

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