Baryon form factors from Dyson-Schwinger equations
High Energy Physics - Phenomenology
2011-12-22 v1 Nuclear Theory
Abstract
I briefly summarize the application of the Dyson-Schwinger/Faddeev approach to baryon form factors. Recent results for nucleon electromagnetic and axial form factors as well as N-Delta-Gamma electromagnetic transition form factors are discussed. The calculation of the current diagrams from the quark-gluon level enables an analysis of common features, such as the implications of dynamical chiral symmetry breaking and quark orbital angular momentum, the timelike structure of the form factors, and their interpretation in terms of missing pion-cloud effects.
Cite
@article{arxiv.1112.4888,
title = {Baryon form factors from Dyson-Schwinger equations},
author = {Gernot Eichmann},
journal= {arXiv preprint arXiv:1112.4888},
year = {2011}
}
Comments
12 pages, 7 figures. Talk given at the International Workshop on QCD Green's Functions, Confinement, and Phenomenology (QCD-TNT-II), September 5-9, 2011, ECT*, Trento, Italy