Is the anapole moment a physical observable?

H. Czyż, K. Kołodziej, M. Zrałek, P. Christova

Canadian Journal of Physics · 1988 · 16 citations · 0 references

Concepts

Abstract

The gauge dependence of the static (q 2 = 0) characteristics of charged leptons in the framework of the GSW (Glashow–Salam–Weinberg) model was studied. It was found that the anapole moments of leptons are gauge dependent and hence cannot be considered as observables.