Electromagnetic angular momentum of the electron: One-loop studies

We study angular momentum of the electron stored in its electric and magnetic fields. We use for this purpose quantum electrodynamics in the covariant gauge. We show that a finite one-loop result for such angular momentum can be obtained without invoking any renormalization procedure. We compare it...

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Main Author: Bogdan Damski
Format: Article
Language:English
Published: Elsevier 2019-12-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321319303141
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author Bogdan Damski
author_facet Bogdan Damski
author_sort Bogdan Damski
collection DOAJ
description We study angular momentum of the electron stored in its electric and magnetic fields. We use for this purpose quantum electrodynamics in the covariant gauge. We show that a finite one-loop result for such angular momentum can be obtained without invoking any renormalization procedure. We compare it to the classical estimation relying on a short-distance cutoff.
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spelling doaj.art-4b6f79f97e714b65852a7e22d12fd1822022-12-22T02:00:10ZengElsevierNuclear Physics B0550-32132019-12-01949Electromagnetic angular momentum of the electron: One-loop studiesBogdan Damski0Jagiellonian University, Marian Smoluchowski Institute of Physics, Łojasiewicza 11, 30-348 Kraków, PolandWe study angular momentum of the electron stored in its electric and magnetic fields. We use for this purpose quantum electrodynamics in the covariant gauge. We show that a finite one-loop result for such angular momentum can be obtained without invoking any renormalization procedure. We compare it to the classical estimation relying on a short-distance cutoff.http://www.sciencedirect.com/science/article/pii/S0550321319303141
spellingShingle Bogdan Damski
Electromagnetic angular momentum of the electron: One-loop studies
Nuclear Physics B
title Electromagnetic angular momentum of the electron: One-loop studies
title_full Electromagnetic angular momentum of the electron: One-loop studies
title_fullStr Electromagnetic angular momentum of the electron: One-loop studies
title_full_unstemmed Electromagnetic angular momentum of the electron: One-loop studies
title_short Electromagnetic angular momentum of the electron: One-loop studies
title_sort electromagnetic angular momentum of the electron one loop studies
url http://www.sciencedirect.com/science/article/pii/S0550321319303141
work_keys_str_mv AT bogdandamski electromagneticangularmomentumoftheelectrononeloopstudies