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民主中微子混合的旋转微扰修正与江门中微子天文台(JUNO)兼容性

A Rotational Perturbative Correction to Democratic Neutrino Mixing and JUNO Compatibility

Maibam Ricky Devi, Swaraj Kumar Nanda, Sudhanwa Patra

arXiv 2608.25430首次发表:更新:

AI 中文总结

本研究通过在民主混合矩阵各元素中引入旋转微扰项并添加实参数,修正了此前被实验排除的民主混合矩阵,使其混合角与NuFIT 6.1及JUNO最新发现兼容,最终分析了相关允许与不允许的纹理。

AI 中文摘要

本研究通过添加微扰项对民主混合矩阵(DM)进行改进,使其导出的混合角与NuFIT 6.1及江门地下中微子天文台(JUNO)的最新发现兼容。为实现这一点,我们在混合矩阵的元素中引入微扰项,确保其不会丢失幺正性。此前被T2K、Double Chooz和大亚湾实验证据排除的民主混合矩阵,可通过在(1,2)、(1,3)和(2,3)扇区的旋转微扰及在DM各元素中添加额外实参数进行修正。最后,我们结合JUNO的发现分析了允许和不允许的纹理。

英文摘要

In this work, we revamp the democratic mixing matrix (DM) by adding a perturbation term such that the mixing angles derived from it are compatible with the NuFIT 6.1 and recent findings from the Jiangmen Underground Neutrino Observatory (JUNO). To do this, we have incorporated perturbation term in the elements of the mixing matrix such that it does not lose its unitarity. Thus, the democratic mixing matrix, once ruled out by the experimental evidences from T2K, Double Chooz, and Daya Bay, can be modified with rotational perturbation in the (1,2), (1,3), and (2,3) sectors and additional real parameters added in each element of DM. Finally, we analyze the allowed and disallowed textures in light of the JUNO findings.

Comments7 pages, 8 figures, 2 tables

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