Landau Singularity and the Instability of Vacuum State in QED

dc.creatorAzam, Mofazzal
dc.date2001-09-07
dc.date2003-10-28
dc.date.accessioned2026-07-07T04:12:20Z
dc.date.available2026-07-07T04:12:20Z
dc.descriptionIn this paper, we argue that the Landau singularity of the coupling constant in QED reflects the instability of vacuum state, in other words the perturbative ground state in QED.We do not have a rigorous mathematical proof. We rather provide strong arguments derived from the theory of stability of matter developed by Lieb et al on the hand and the theory of weakly interacting fermion systems developed by Feldman et al on the other hand.
dc.descriptionTitle and abstract changed, Introduction and Concluding part altered, main body of the text remain unchanged
dc.identifierhttps://arxiv.org/abs/hep-th/0109061
dc.identifierhttp://arxiv.org/abs/hep-th/0109061
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/50873
dc.subjectHigh Energy Physics - Theory
dc.subjectCondensed Matter
dc.titleLandau Singularity and the Instability of Vacuum State in QED
dc.typetext

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