Gauge invariance and weak forces in an isotropic medium

dc.creatorRez, A. I.
dc.creatorSemikoz, V. B.
dc.date2002-01-28
dc.date.accessioned2026-07-07T03:46:23Z
dc.date.available2026-07-07T03:46:23Z
dc.descriptionWe demonstrate that the neutrino kinetic equation derived by the standard Bogolyubov method is formally gauge non-invariant and give a recipe how to recast it to the gauge invariant form recovering the standard Lorentz form weak force term which apparently conserves the lepton current. The analogy with the QED plasma case is traced which in asymptotic regions implies substitution of electric charge $e$ by the induced electric charge $e_ν^{ind}$ of neutrino within the phase factor connecting neutrino gauge invariant and non-invariant distribution functions.
dc.description12 pages, no figures, using elsart
dc.identifierhttps://arxiv.org/abs/hep-ph/0201259
dc.identifierhttp://arxiv.org/abs/hep-ph/0201259
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/41268
dc.subjectHigh Energy Physics - Phenomenology
dc.titleGauge invariance and weak forces in an isotropic medium
dc.typetext

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