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JOURNALS // Uspekhi Fizicheskikh Nauk // Archive

UFN, 1989 Volume 158, Number 1, Pages 135–138 (Mi ufn7655)

This article is cited in 6 papers

METHODOLOGICAL NOTES

On the moments of a magnetic dipole moving in a medium

I. M. Frank

Joint Institute for Nuclear Research, Dubna, Moscow region

Abstract: For several years there has been discussion on the type of electric dipole moment acquired by a magnetic dipole moving in a medium. Now it has been accepted that the relativistic formula for a magnetic dipole moving in a vacuum can also be used for the relation between the magnetic and electric moments in a medium. An additional argument in support of the above statement is that of a closed current loop moving in a vacuum, which is examined in this article. In the limit case, this loop is equivalent to a moving magnetic dipole. A comparison of the obtained results with known data for an electric dipole shows that in the case of a medium there are no reasons to change relativistic transformation formulas.

UDC: 537.611.2

PACS: 41.20.Gz

DOI: 10.3367/UFNr.0158.198905f.0135


 English version:
Physics–Uspekhi, 1989, 32:5, 456–458


© Steklov Math. Inst. of RAS, 2024