论文标题

3-3-1类型模型中的中微子质量的辐射产生

Radiative generation of neutrino masses in a 3-3-1 type model

论文作者

Das, Arindam, Enomoto, Kazuki, Kanemura, Shinya, Yagyu, Kei

论文摘要

在$ su(3)_c \ otimes su(3)_l \ otimes u(1)_x $的量规理论中提出了一个新的中微子质量模型,其中中微子质量是通过新颗粒的量子效应产生的。在此模型中,Fermion含量被认为是最小的,以实现量规异常的取消,而标量扇区则从最小的3-3-1模型扩展到具有额外的$ SU(3)_l $ TRIPLET字段。 $ su(3)_l \ otimes u(1)_x $被分解为$ su(2)_l \ otimes u(1)_y $,像图一样自然诱发了“ Zee模型”,其中诱发了足够的Lepton风味违反相互作用,违反了相互作用,以重现当前中微子振动数据。此外,在电动对称性破坏后出现了残余$ z_2 $对称性,这保证了暗物质的稳定性。可以证实,该模型可以满足当前的暗物质数据。作为测试该模型的重要预测,在成功的基准场景中讨论了对撞机实验中双重呈鳞玻色子的生产和衰减。

A new model for tiny neutrino masses is proposed in the gauge theory of $SU(3)_C \otimes SU(3)_L \otimes U(1)_X$, where neutrino masses are generated via the quantum effect of new particles. In this model, the fermion content is taken to be minimal to realize the gauge anomaly cancellation, while the scalar sector is extended from the minimal 3-3-1 model to have an additional $SU(3)_L$ triplet field. After $SU(3)_L\otimes U(1)_X$ is broken into $SU(2)_L\otimes U(1)_Y$, the "Zee model" like diagrams are naturally induced, which contain sufficient lepton flavor violating interactions to reproduce current neutrino oscillation data. Furthermore, the remnant $Z_2$ symmetry appears after the electroweak symmetry breaking, which guarantees the stability of dark matter. It is confirmed that this model can satisfy current dark matter data. As an important prediction to test this model, productions and decays of doubly-charged scalar bosons at collider experiments are discussed in successful benchmark scenarios.

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