Pion pole contribution to hadronic light-by-light scattering and muon anomalous magnetic moment.
Pion pole contribution to hadronic light-by-light scattering and muon anomalous magnetic moment.
复制标题
介子极对强子逐光散射和μ介子反常磁矩的贡献。
DOI:
10.1103/physrevlett.88.071803
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发表时间:
2001
影响因子:
8.6
通讯作者:
K. Melnikov
中科院分区:
文献类型:
--
作者:
I. Blokland;A. Czarnecki;K. Melnikov
We derive an analytic result for the pion pole contribution to the light-by-light scattering correction to the anomalous magnetic moment of the muon, a(mu) = (g(mu)-2)/2. Using the vector meson dominance model for the pion transition form factor, we obtain a(LBL,pi0)mu = +56x10(-11).