Supersymmetry and the anomalous anomalous magnetic moment of the muon

被引:157
作者
Feng, JL [1 ]
Matchev, KT
机构
[1] MIT, Ctr Theoret Phys, Cambridge, MA 02139 USA
[2] CERN, Div Theory, CH-1211 Geneva 23, Switzerland
关键词
D O I
10.1103/PhysRevLett.86.3480
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The recently reported measurement of the muon's anomalous magnetic moment differs from the standard model prediction by 2.6 sigma. We examine the implications of this discrepancy for supersymmetry. Deviations of the reported magnitude are generic in supersymmetric theories. Based on the new result, we derive model-independent upper bounds on the masses of observable supersymmetric particles. We also examine several model frameworks. The sign of the reported deviation is as predicted in many simple models, but disfavors anomaly-mediated supersymmetry breaking.
引用
收藏
页码:3480 / 3483
页数:4
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