Stable Multiquark Interactions

Abstract

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

References in corpus (1)

• Effects of eight-quark interactions on the hadronic vacuum and mass spectra of light mesons