Eur. Phys. J. C (2006) 45: 445-450
https://doi.org/10.1140/epjc/s2005-02429-0

Theoretical Physics

Hyperon scalar form factors

Instituto de Física, Universidade de São Paulo, C.P. 66318, 05315-970, São Paulo, SP, Brazil

^* e-mail: barros@fma.if.usp.br

Received: 29 September 2003
Revised: 10 August 2005
Published online: 21 December 2005

Abstract

We estimate, by means of a model, the long-range part of the hyperon scalar form factors and their contribution to the pion-hyperon sigma term.