Influence of the Sommerfeld Corrections to the Electric Polarizability of the Pion
arXiv:hep-ph/0212062 · doi:10.1142/9789812704269_0060
Abstract
The valence-quark contribution to the electric polarizability of the pion in a semirelativistic description is shown to be smaller than its nonrelativistic limit.
arXiv comment5 pages, to appear in the Proceedings of the International Conference on "Quark Confinement and the Hadron Spectrum V," September 10 - 14, 2002, Gargnano, Italy