Hermitian folded-diagram potentials in nucleon-nucleon scattering

Abstract
We assess the adequacy of folded diagrams as a practical method for determining a Hermitian, instantaneous potential derived from meson exchange. The nucleon-nucleon scattering amplitude calculated from this folded-diagram potential agrees quite favorably with model-exact results. We compare our results to those based on a recently proposed non-Hermitian folded-diagram description.