Three-Body Interactions Among Nucleons and Pions
High Energy Physics - Phenomenology
2009-10-22 v1 Nuclear Theory
Abstract
A chiral invariant effective Lagrangian may be used to calculate the three-body interactions among low-energy pions and nucleons in terms of known parameters. This method is illustrated by the calculation of the pion-nucleus scattering length.
Cite
@article{arxiv.hep-ph/9209257,
title = {Three-Body Interactions Among Nucleons and Pions},
author = {Steven Weinberg},
journal= {arXiv preprint arXiv:hep-ph/9209257},
year = {2009}
}
Comments
16 pages plus four figures, LATEX, Texas preprint UTTG-11-92