Lepton mass hierarchy and neutrino oscillations

被引:274
作者
Fritzsch, H [1 ]
Xing, ZZ [1 ]
机构
[1] WERNER HEISENBERG INST PHYS, MAX PLANCK INST PHYS, D-80805 MUNICH, GERMANY
关键词
D O I
10.1016/0370-2693(96)00107-4
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Starting from the symmetry of lepton flavor democracy, we propose and discuss a simple pattern for the mass generation and flavor mixing of the charged leptons and neutrinos. The three neutrino masses are nearly degenerate, and the flavor mixing angles can be calculated, The observed deficit of solar and atmospheric neutrinos can be interpreted as a consequence of the near degeneracy and large oscillations of nu(e), nu(mu) and nu(tau) in the vacuum. Our ansatz can also accommodate the cosmological requirement for hot dark matter and the current data on neutrinoless beta beta-decay.
引用
收藏
页码:265 / 270
页数:6
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