Nonperturbative Effects in the Nonrelativistic Hadron Scattering
arXiv:hep-ph/9612224 · doi:10.1016/S0370-2693(96)01563-8
Abstract
Starting from the gauge-invariant quark-antiquark Green function the expression for the nonrelativistic meson scattering amplitude is obtained and the nonperturbative form of this amplitude is discussed.
be published in Phys.Lett.B