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arXiv · hep-th/0108082

Hopf Solitons from Instanton Holonomy

R. S. Ward
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Abstract

The holonomy of an SU(2) N-instanton in the x^4-direction gives a map from R^3 into SU(2), which provides a good model of an N-Skyrmion. Combining this map with the standard Hopf map from SU(2)=S^3 to S^2 gives a configuration for a Hopf soliton of charge N. In this way, one may define a collective-coordinate manifold for Hopf solitons. This paper deals with instanton approximations to Hopf solitons in the Skyrme-Faddeev model, focussing in particular on the N=1 and N=2 sectors, and the two-soliton interaction.

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R. S. Ward. 2001-08-13. Hopf Solitons from Instanton Holonomy. https://doi.org/10.1088/0951-7715%2F14%2F6%2F307

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