Sum rules for hadronic contributions to low-energy light-by-light scattering
Vladimir PascalutsaVladyslav PaukMarc Vanderhaeghen
所有作者
Vladimir PascalutsaVladyslav PaukMarc Vanderhaeghen
文献摘要
We present a set of sum rules relating the low-energy light-by-light
scattering to integrals of \gamma\gamma-fusion cross sections and use them to
study the hadronic contributions.