نتایج جستجو برای: anomalous magnetic moment

تعداد نتایج: 424766  

2009
Yuki Adachi Nobuhito Maru

We discuss a muon anomalous magnetic moment in a five dimensional SU(3) gaugeHiggs unification compactified on M × S/Z2 space-time including Z2-odd bulk mass for a fermion. We calculate one-loop corrections to the anomalous magnetic moment of muon and find a lower bound for the compactification scale to be around 5 ∼ 6 TeV by comparing nonzero Kaluza-Klein mode contributions with the muon (g − ...

2009
Joaquim Prades Arkady Vainshtein

We review the current status of theoretical calculations of the hadronic light-by-light scattering contribution to the muon anomalous magnetic moment. Different approaches and related issues such as OPE constraints and large breaking of chiral symmetry are discussed. Combining results of different models with educated guesses on the errors we come to the estimate a HLbL = (10.5 ± 2.6) × 10 . Th...

2017
Joaquim Prades Eduardo De Rafael Arkady Vainshtein

We review the current status of theoretical calculations of the hadronic light-by-light scattering contribution to the muon anomalous magnetic moment. Different approaches and related issues such as OPE constraints and large breaking of chiral symmetry are discussed. Combining results of different models with educated guesses on the errors we come to the estimate a HLbL = (10.5 ± 2.6) × 10 . Th...

2001
W. de Boer M. Huber C. Sander D. I. Kazakov

A gobal fit to the anomalous magnetic moment, b → X s γ and Higgs limits in the constrained MSSM Abstract New data on the anomalous magnetic moment of the muon together with the b → X s γ decay rate are considered within the supergravity inspired constrained minimal supersymmetric model. We perform a global statistical χ 2 analysis of these data and show that the allowed region of parameter spa...

2001
S. Groote

We propose a simple parameterization of the two-point correlator of hadronic electromagnetic currents for the evaluation of the hadronic contributions to the muon anomalous magnetic moment. The parameterization is explicitly done in the Euclidean domain. The model function contains a phenomenological parameter which provides an infrared cutoff to guarantee the smooth behavior of the correlator ...

Journal: :Journal of High Energy Physics 2002

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