$\pi Y$ Phenomenology from $\bar{K}N$ Scattering

Abstract

The dispersive determination of $\pi Y\Sigma$ coupling constants ($Y=\Lambda ,\Sigma$) and the implications for low-energy $\bar{K}N$ analysis are discussed. (Presented by G. Violini at the "7th Int. Symp. on Meson-Nucleon Physics and the Structure of the Nucleon, MENU '97", Vancouver, B.C., July 28th - August 1st, 1977).

With respect to the e-print (and the published version) a typo was corrected and part of the figure was replaced. These changes DO NOT affect our conclusions