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A Bogomol`nyi equation for intersecting domain walls

G W Gibbons, P K Townsend

hep-tharXiv:hep-th/9905196

Abstract

We argue that the Wess-Zumino model with quartic superpotential admits static solutions in which three domain walls intersect at a junction. We derive an energy bound for such junctions and show that configurations saturating it preserve 1/4 supersymmetry.

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