A note on scalar meson dominance
arXiv:1906.10961 · doi:10.1088/1674-1137/43/10/103105
Abstract
We consider chiral perturbation theory with an explicit broad -meson and study its contribution to the scalar form factors of the pion and the nucleon. Our goal is to learn more about resonance saturation in the scalar sector.
9 pages, 3 figures, extended introduction and discussions, conclusions unchanged, version accepted for publication in Chinese Physics C