Propagators with the Mandelstam-Leibbrandt Prescription in the Light-Cone Gauge

dc.creatorDas, Ashok
dc.creatorFrenkel, J.
dc.date2004-12-07
dc.date2005-03-28
dc.date.accessioned2026-07-07T11:32:20Z
dc.date.available2026-07-07T11:32:20Z
dc.descriptionWe show that the Feynman propagator in the light-cone gauge with the Mandelstam-Leibbrandt prescription has a logarithmic growth for large $\tilde{n}\cdot x$ which is related to the presence of a residual gauge invariance. Furthermore, we show that the retarded propagator for the $\tilde{n}\cdot A$ component of the gauge field develops a coordinate dependent mass which is inversely proportional to the magnitude of the transverse coordinate. We argue that this unphysical behavior may be eliminated by fixing the residual gauge degrees of freedom.
dc.descriptionRevTex, 5 pages, comments added, version to be published in Physical Review D
dc.identifierhttps://arxiv.org/abs/hep-th/0412071
dc.identifierhttp://arxiv.org/abs/hep-th/0412071
dc.identifierPhys.Rev.D71:087701,2005
dc.identifierdoi:10.1103/PhysRevD.71.087701
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/197565
dc.subjectHigh Energy Physics - Theory
dc.titlePropagators with the Mandelstam-Leibbrandt Prescription in the Light-Cone Gauge
dc.typetext

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