Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2002-04-25
Phys.Lett. B543 (2002) 189-196
Physics
High Energy Physics
High Energy Physics - Phenomenology
13 pages, a comment added
Scientific paper
10.1016/S0370-2693(02)02454-1
The CP violation gives rise to severe restriction of soft breaking terms in supersymmetric standard models. Among them, constraints on the holomorphic soft mass of Higgs doublets (the B parameter) are difficult to satisfy due to the other inherent problem in the Higgs potential; the mu problem. In this letter, it is argued that these CP and mu problems can be rather relaxed provided that B is vanishing at high-energy scale. A generic mechanism and some examples of model are presented to dynamically realize this condition by introducing gauge singlet fields.
Yamaguchi Masahiro
Yoshioka Koichi
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