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We propose a natural solution to the mu problem in gauge mediation. It relies on the logarithmic dependence of the effective Kahler potential on the messenger threshold superfield X. Thus, mu and B mu naturally arise at one and two loops, respectively. Moreover B has the same phase as the gaugino mass and the supersymmetric CP problem is solved as well. (c) 2008 Elsevier B.V. All rights reserved.
Jan Steggemann, Konstantin Androsov, Anna Mascellani
Jan Steggemann, Konstantin Androsov, Anna Mascellani
Jan Steggemann, Konstantin Androsov, Anna Mascellani