Elimination of the Landau Ghost from Chiral Solitons

Abstract

We show a practical way based on the Källén-Lehmann representation for the two-point functions to eliminate the instability of the vacuum against formation of small sized meson configurations in the chiral $\sigma$ model.

arXiv comment14 pages, Latex, figures available upon request, submitted to Phys.Rev. C#

References in corpus (1)

• The Nambu-Jona-Lasinio Chiral Soliton with Constrained Baryon Number

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