Solitons with non-vanishing Hopf index
Denis A. NicolePhys. Dept., Univ. of Southampton, Southampton, UK
1978en
ABI
Abstract
An exact finite-energy solution in three spatial dimensions is constructed to a modified nonlinear SU(2)/U(1) theory. The solution has a 'twisted ring' structure but spherically symmetric energy density. It has unit Hopf index.
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Cited by 30 references