Present Status of Chiral Perturbation Theory
High Energy Physics - Phenomenology
2009-11-10 v1 Nuclear Theory
Abstract
The basic ideas and methods of chiral perturbation theory are briefly reviewed. I discuss the recent attempts to build an effective Lagrangian in the resonance region and summarize the known large-N_C constraints on the low-energy chiral couplings.
Keywords
Cite
@article{arxiv.hep-ph/0410322,
title = {Present Status of Chiral Perturbation Theory},
author = {A. Pich},
journal= {arXiv preprint arXiv:hep-ph/0410322},
year = {2009}
}
Comments
6 pages. Invited talk at the 10th International Symposium on Meson-Nucleon Physics and the Structure of the Nucleon (MENU 2004), Beijing, China, August 29 - September 4, 2004