Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2003-01-22
AIP Conf.Proc.670:145-152,2003
Physics
High Energy Physics
High Energy Physics - Phenomenology
8 pages, 1 figure, Talk given at the X Mexican School of Particles and Fields, Playa del Carmen, Mexico, 2002 (uses AIP style
Scientific paper
10.1063/1.1594328
Schwinger-Dyson equations (SDEs) provide a natural staring point to study non-perturbative phenomena such as dynamical chiral symmetry breaking in gauge field theories. We briefly review this research in the context of quenched quantum electrodynamics (QED) and discuss the advances made in the gradual improvement of the assumptions employed to solve these equations. We argue that these attempts render the corresponding studies more and more reliable and suitable for their future use in the more realistic cases of unquenched QED, quantum chromodynamics (QCD) and models alternative to the standard model of particle physics.
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