Stable Multiquark Interactions
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The necessity of adding higher order multiquark interactions to the three flavor NJL model with $U_A(1)$ breaking, in order to stabilize its vacuum, is discussed.
3 pages, 1 figure, prepared for the proceedings of Quark Confinement and the Hadron Spectrum VII, 2-7 Sep. 2006, Acores, Portugal
3 pages, 1 figure, prepared for the proceedings of Quark Confinement and the Hadron Spectrum VII, 2-7 Sep. 2006, Acores, Portugal