论文标题

嵌套的辐射锯质质量,用于暗物质和中微子

Nested Radiative Seesaw Masses for Dark Matter and Neutrinos

论文作者

Chowdhury, Talal Ahmed, Khalil, Shaaban, Ma, Ernest

论文摘要

中微子质量的Scotogenic模型经过修改,以便使中微子大规模的深色Majorana fermion Singlet $ S $本身在一个循环中产生。这是通过将$ z_6 $的Lepton对称性轻轻分解为标量扇区中的$ Z_2 $来实现的,可以通过独特的二次术语中的$ z_2 $完成。结果表明,$ s $是通过希格斯衰减的可行的冻结深色候选者。

The scotogenic model of neutrino mass is modified so that the dark Majorana fermion singlet $S$ which makes the neutrino massive is itself generated in one loop. This is accomplished by having $Z_6$ lepton symmetry softly broken to $Z_2$ in the scalar sector by a unique quadratic term. It is shown that $S$ is a viable freeze-in dark-matter candidate through Higgs decay.

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