Theoretical Aspects of the Pion-Pion Interaction
High Energy Physics - Phenomenology
2010-11-05 v1
Abstract
We give a brief review of the theoretical description of low energy pion-pion scattering by the combined use of Chiral Perturbation Theory and Roy equations, an update of the Regge parametrization of cross sections at high energies, and a short discussion of the scalar radius of the pion.
Keywords
Cite
@article{arxiv.hep-ph/0509266,
title = {Theoretical Aspects of the Pion-Pion Interaction},
author = {Irinel Caprini and Gilberto Colangelo and Heinrich Leutwyler},
journal= {arXiv preprint arXiv:hep-ph/0509266},
year = {2010}
}
Comments
4 pages, talk presented by I. Caprini at the International Conference on QCD and Hadronic Physics, June 16-20 2005, Beijing