Interaction between two point-like charges in nonlinear electrostatics

Abstract We consider two point-like charges in electrostatic interaction within the framework of a nonlinear model, associated with QED, that provides finiteness of their field energy. We find the common field of the two charges in a dipole-like approximation, where the separation between them R is...

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Main Authors: A. I. Breev, A. E. Shabad
Format: Article
Language:English
Published: SpringerOpen 2018-01-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-018-5517-6
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author A. I. Breev
A. E. Shabad
author_facet A. I. Breev
A. E. Shabad
author_sort A. I. Breev
collection DOAJ
description Abstract We consider two point-like charges in electrostatic interaction within the framework of a nonlinear model, associated with QED, that provides finiteness of their field energy. We find the common field of the two charges in a dipole-like approximation, where the separation between them R is much smaller than the observation distance r :  with the linear accuracy with respect to the ratio R / r, and in the opposite approximation, where $$R\gg r,$$ R≫r, up to the term quadratic in the ratio r / R. The consideration proposes the law $$a+b R^{1/3}$$ a+bR1/3 for the energy, when the charges are close to one another, $$R\rightarrow 0$$ R→0 . This leads to the singularity of the force between them to be $$R^{-2/3}$$ R-2/3 , which is weaker than the Coulomb law, $$R^{-2}$$ R-2 .
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spelling doaj.art-88684c1c4bde4523b6bd80eb45e9dd112022-12-21T19:55:07ZengSpringerOpenEuropean Physical Journal C: Particles and Fields1434-60441434-60522018-01-0178111010.1140/epjc/s10052-018-5517-6Interaction between two point-like charges in nonlinear electrostaticsA. I. Breev0A. E. Shabad1Tomsk State UniversityP. N. Lebedev Physical InstituteAbstract We consider two point-like charges in electrostatic interaction within the framework of a nonlinear model, associated with QED, that provides finiteness of their field energy. We find the common field of the two charges in a dipole-like approximation, where the separation between them R is much smaller than the observation distance r :  with the linear accuracy with respect to the ratio R / r, and in the opposite approximation, where $$R\gg r,$$ R≫r, up to the term quadratic in the ratio r / R. The consideration proposes the law $$a+b R^{1/3}$$ a+bR1/3 for the energy, when the charges are close to one another, $$R\rightarrow 0$$ R→0 . This leads to the singularity of the force between them to be $$R^{-2/3}$$ R-2/3 , which is weaker than the Coulomb law, $$R^{-2}$$ R-2 .http://link.springer.com/article/10.1140/epjc/s10052-018-5517-6
spellingShingle A. I. Breev
A. E. Shabad
Interaction between two point-like charges in nonlinear electrostatics
European Physical Journal C: Particles and Fields
title Interaction between two point-like charges in nonlinear electrostatics
title_full Interaction between two point-like charges in nonlinear electrostatics
title_fullStr Interaction between two point-like charges in nonlinear electrostatics
title_full_unstemmed Interaction between two point-like charges in nonlinear electrostatics
title_short Interaction between two point-like charges in nonlinear electrostatics
title_sort interaction between two point like charges in nonlinear electrostatics
url http://link.springer.com/article/10.1140/epjc/s10052-018-5517-6
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