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An Infra-Red Finite Electron Propagator

1996/02/29 by E. Bagán, Emili Bagan, Martin Lavelle +1 · 1 citation
Engineering · Physics and Astronomy · #Atomic and Molecular Physics #Particle Accelerators and Free-Electron Lasers #Quantum Chromodynamics and Particle Interactions #hep-ph #hep-th

paper · pdf · doi:10.1103/physrevd.56.3732

published as Phys.Rev. D56 (1997) 3732-3743 · 22 pages, plain TeX, 2 figures, needs epsf.tex. Version to appear in Physical Review D: title changed, introduction and conclusions modified, extra references and some typos corrected

arxiv created 1997/06/27 · openalex publication_date 1997/09/15 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

We investigate the properties of a dressed electron which reduces, in a particular class of gauges, to the usual fermion. A one loop calculation of the propagator is presented. We show explicitly that an infra-red finite, multiplicative, mass shell renormalisation is possible for this dressed electron, or, equivalently, for the usual fermion in the abovementioned gauges. The results are in complete accord with previous conjectures.

Citations

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