Three-pair final-state interaction in the pp->pp\eta reaction close to threshold

Abstract

We present a three-body formalism describing final-state interaction effects. The three-body enhancement factor is derived by expanding the complete three-particle wave function in hyperspherical harmonics.

Comments: LaTeX document and 4 eps figures. Talk given at COSY-11 meeting, Cracow, 1-3 June, 2004