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On Phases of Gauge Theories and the Role of Non-BPS Solitons in Field Theory

1998/08/12 by Matthew J. Strassler, Strassler, Matthew J.
Physics and Astronomy · #Black Holes and Theoretical Physics #FOS: Physical sciences #High Energy Physics - Theory (hep-th) #Particle physics theoretical and experimental studies #Quantum Chromodynamics and Particle Interactions #hep-th

paper · pdf · doi:10.48550/arxiv.hep-th/9808073

Talk given at QCD '98

arxiv created 1998/08/12 · openalex publication_date 1998/08/12 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

As shown in hep-th/9709081, non-BPS saturated solitons play an important role in the duality transformations of N=1 supersymmetric gauge theories. In particular, a massive spinor in an SO(N) gauge theory with massless matter in the vector representation appears in the dual description as a magnetic monopole with a Z2 charge. This claim is supported by numerous tests, including detailed matching of flavor quantum numbers. This fact makes it possible to test the phase of an SO(N) gauge theory using massive spinors as a probe. It is thereby shown explicitly that the free magnetic phase which appears in supersymmetric theories is a non-confining phase. A fully non-abelian version of the Dual Meissner effect is also exhibited, in which the monopoles are confined by non-BPS string solitons with Z2 charges.

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