论文标题

带有$ A_4 $模块化和本地$ U(1)_ {B-L} $ symmetries的线性seeSAW型号

A linear seesaw model with $A_4$-modular flavor and local $U(1)_{B-L}$ symmetries

论文作者

Nomura, Takaaki, Okada, Hiroshi

论文摘要

我们与本地$ u(1)_ {b-l} $和模块化$ a_4 $ symmetries讨论了线性SEESAW模型。线性SEESAW机制的中微子质量矩阵由$ u(1)_ {b-l} $充电分配和模块化$ a_4 $对称性的性质实现。我们制定中微子质量并进行数值分析,显示了中微子部门可观察到的一些预测。值得注意的是,在$τ=ω= e^{2πi/3} $周围的特定区域实现了倒中微子质量排序(IO)的情况,这受到字符串理论的青睐。因此,在IO的情况下,我们的预测将非常有力。

We discuss a linear seesaw model with local $U(1)_{B-L}$ and modular $A_4$ symmetries. The neutrino mass matrix for linear seesaw mechanism is realized by $U(1)_{B-L}$ charge assignment and the nature of modular $A_4$ symmetry. We formulate neutrino mass and carry our numerical analysis showing some predictions for observables in neutrino sector. Remarkably, the case of inverted neutrino mass ordering (IO) is realized by a specific region around $τ=ω=e^{2πi/3}$, which is favored by a string theory. Thus, our prediction would be very strong in case of IO.

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