论文标题

电子和元中微子的过程中光无菌中微子效应

Light sterile neutrinos effects in processes with electron and muon neutrinos

论文作者

Khruschov, V. V., Fomichev, S. V.

论文摘要

具有各种质量的无菌中微子可以参与天体物理和宇宙学过程,包括与活性中微子混合(如果存在)。被认为是将活性和无菌中微子与级数或小于1 eV的质量混合的可能影响。对于涉及电子和MUON中微子的振荡过程,以及β衰变和中微子双β衰减过程,计算了光无菌中微子在这些过程的特征中的贡献。为此,考虑实验数据,对模型中的混合参数的估计值和三个无菌中微子进行了考虑。详细考虑了两例无菌中微子质量分布。获得的结果可用于解释可用的实验数据,也可用于预测随后的实验结果。

Sterile neutrinos with various masses could be participated in astrophysical and cosmological processes including mixing with active neutrinos, if exist. It is considered the possible effects of mixing of active and sterile neutrinos with masses of the order or less than 1 eV. For oscillation processes involving electron and muon neutrinos, as well as for beta decay and neutrinoless double beta decay processes, the contributions of light sterile neutrinos in the characteristics of these processes are calculated. For this purpose the estimates of the mixing parameters in the model with three active and three sterile neutrinos are made taking into account experimental data. Two cases of sterile neutrinos masses distribution are considered in detail. The results obtained can be used for interpretation of available experimental data, and also for predictions of subsequent experimental results.

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