New Approach to the μ-Bμ Problem of Gauge-Mediated Supersymmetry Breaking

被引:50
|
作者
Csaki, Csaba [1 ]
Falkowski, Adam [2 ]
Nomura, Yasunori [3 ,4 ]
Volansky, Tomer [5 ]
机构
[1] Cornell Univ, Newman Lab Elementary Particle Phys, Inst High Energy Phenomenol, Ithaca, NY 14853 USA
[2] CERN, Div Theory, CH-1211 Geneva 23, Switzerland
[3] Univ Calif Berkeley, Dept Phys, Berkeley, CA 94720 USA
[4] Univ Calif Berkeley, Lawrence Berkeley Lab, Theoret Phys Grp, Berkeley, CA 94720 USA
[5] Inst Adv Study, Sch Nat Sci, Princeton, NJ 08540 USA
关键词
D O I
10.1103/PhysRevLett.102.111801
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present a new approach to the mu-B-mu problem of gauge-mediated supersymmetry breaking. Rather than reducing the generically large contribution to B-mu we point out that acceptable electroweak symmetry breaking can be achieved with mu(2)< B-mu if at the same time B-mu < m(Hd)(2). This hierarchy can easily appear in models where the Higgs fields are directly coupled to the supersymmetry breaking sector. Such models can yield novel electroweak symmetry breaking vacua, can deal with the supersymmetric flavor and CP problems, allow for gauge coupling unification, and result in distinct phenomenological predictions for the spectrum of superparticles.
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页数:4
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