Local duality estimates for the ρ-meson leptonic width and the spectrum of radial excitations are updated. New perturbative corrections are included in the analysis that gives good agreement with experimental data on low energy resonances.
Cite
@article{arxiv.hep-ph/9712534,
title = {Local duality for the $\rho$-meson width revisited},
author = {A. A. Pivovarov},
journal= {arXiv preprint arXiv:hep-ph/9712534},
year = {2014}
}