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Charge asymmetry in π+π- electroproduction on proton at high energies as a test of σ,ρ mesons degeneration

A. I. Ahmedov, V. V. Bytev, E. A. Kuraev

hep-pharXiv:hep-ph/0310032

Abstract

The charge asymmetry induced by interference of amplitudes with σ and ρ mesons decaying to π+π- pair created in the fragmentation region of proton, suggest to be a test of degeneration hypothesis of ρ and σ mesons. Some numerical estimations are given.

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