论文标题

ILC的“ 96 GEV过量”

The "96 GeV excess'' at the ILC

论文作者

Biekötter, T., Chakraborti, M., Heinemeyer, S.

论文摘要

CMS协作报告了在光衰减模式下的Light Higgs-Boson搜索中,在96 GEV中报道了一个有趣的\ SIM 3 Sigma(本地)过剩。该质量与LEP的BB最终状态中的A \ SIM 2 Sigma(局部)过剩一致。我们将这种可能的信号解释为2 Higgs Doublet模型中最轻的Higgs玻色子,并具有附加的真实Higgs Singlet(N2HDM)。结果表明,N2HDM的II型和IV型(翻转)可以同时完美地适应两者,同时与所有实验和理论约束一致。多余物在II型N2HDM中最容易容纳,类似于超对称模型的Yukawa结构。我们讨论了在未来的$ e^+e^ - $ colliders上限制我们的解释的实验前景,并根据ILC的前景进行了具体分析。

The CMS collaboration reported an intriguing \sim 3 sigma (local) excess at 96 GeV in the light Higgs-boson search in the diphoton decay mode. This mass coincides with a \sim 2 sigma (local) excess in the bb final state at LEP. We present the interpretation of this possible signal as the lightest Higgs boson in the 2 Higgs Doublet Model with an additional real Higgs singlet (N2HDM). It is shown that the type II and type IV (flipped) of the N2HDM can perfectly accommodate both excesses simultaneously, while being in agreement with all experimental and theoretical constraints. The excesses are most easily accommodated in the type II N2HDM, which resembles the Yukawa structure of supersymmetric models. We discuss the experimental prospects for constraining our explanation at future $e^+e^-$ colliders, with concrete analyses based on the ILC prospects.

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