Non-Abelian magnetic monopoles responsible for quark confinement

Abstract

We show that the non-Abelian magnetic monopole defined in a gauge-invariant way in SU(3) Yang-Mills theory gives a dominant contribution to confinement of the fundamental quark, in sharp contrast to the SU(2) case.

10 pages, 3 figures, A contribution to the proceedings of "The many faces of QCD", Ghent (Belgium), November 1-5, 2010