论文标题

反应堆抗神经活动 - 主动 - 旋转振荡的统计显着性

Statistical Significance of Reactor Antineutrino Active-Sterile Oscillations

论文作者

Giunti, C.

论文摘要

我们对$χ^2 $测试统计量的统计分布进行了蒙特卡洛计算,用于分析NEOS,DANSS,BUGEY-3和前景短基线反应器实验的数据。我们表明,支持主动性中微子振荡的NEO和DANS指示的统计显着性小于基于$χ^2 $分布的通常方法获得的统计意义。在对四个实验的数据的组合分析中,我们发现主动 - 痛觉中微子振荡的统计显着性从$2.4σ$减少到$1.8σ$。

We performed Monte Carlo calculations of the statistical distribution of the $χ^2$ test statistic used in the analysis of the data of the NEOS, DANSS, Bugey-3, and PROSPECT short-baseline reactor experiments. We show that the statistical significance of the NEOS and DANSS indications in favor of active-sterile neutrino oscillations is smaller than that obtained with the usual method based on the $χ^2$ distribution. In the combined analysis of the data of the four experiments we find that the statistical significance of active-sterile neutrino oscillations is reduced from $2.4σ$ to $1.8σ$.

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