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hep-ph1999
Radiative Splitting of Three Degenerate Neutrinos
Eung Jin Chun, Sin Kyu Kang
We propose a radiative origin of the two mass splittings of three degenerate Majorana neutrinos. It can be achieved by extending the standard model to have the usual effective dime…
hep-ph1999
Flatons and Peccei-Quinn Symmetry
E. J. Chun, D. Comelli, David H. Lyth
We study in detail a supersymmetric Peccei-Quinn model, which has a DFSZ and a KSVZ version. The fields breaking the Peccei-Quinn (PQ) symmetry correspond to flat directions (flato…