Landau Gauge QCD: Functional Methods versus Lattice Simulations

dc.creatorvon Smekal, Lorenz
dc.date2008-12-03
dc.date.accessioned2026-07-07T12:08:43Z
dc.date.available2026-07-07T12:08:43Z
dc.descriptionThe infrared behaviour of QCD Green's functions in Landau gauge has been focus of intense study. Different non-perturbative approaches lead to a prediction in line with the conditions for confinement in local quantum field theory as spelled out in the Kugo-Ojima criterion. Detailed comparisons with lattice studies have revealed small but significant differences, however. But aren't we comparing apples with oranges when contrasting lattice Landau gauge simulations with these continuum results? The answer is yes, and we need to change that. We therefore propose a reformulation of Landau gauge on the lattice which will allow us to perform gauge-fixed Monte-Carlo simulations matching the continuum methods of local field theory which will thereby be elevated to a non-perturbative level at the same time.
dc.description8 pages, 2 eps figures. Plenary talk given at the 13th International Conference on Selected Problems of Modern Theoretical Physics (SPMTP08), Bogoliubov Laboratory of Theoretical Physics, Dubna, Russia, 23 -- 27 June, 2008
dc.identifierhttps://arxiv.org/abs/0812.0654
dc.identifierhttp://arxiv.org/abs/0812.0654
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/209421
dc.subjectHigh Energy Physics - Theory
dc.titleLandau Gauge QCD: Functional Methods versus Lattice Simulations
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