Abstract

Few body systems made of pseudoscalars, like \({K\, K \, \bar K,\,\pi \, K \, \bar K}\) , are studied within a coupled channel approach based on solving the Faddeev equations considering two-body chiral t-matrices as input. As a result, we have found dynamical generation of several states which can be associated with some of the pseudoscalar states listed by the Particle Data Group, like K(1460) or π(1300). The amplitudes obtained have been then used to study systems like f0(980) π π and \({f_0(980)K \, \bar K}\) and an evidence for a f0 resonance around 1,790 MeV is found.

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