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

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

2003-10-02

arxiv.org/abs/hep-ph/0310032v2

J.Phys.G30:873-880,2004

Physics

High Energy Physics

High Energy Physics - Phenomenology

11 pages, 1 figure

Scientific paper

10.1088/0954-3899/30/7/004

The charge asymmetry induced by interference of amplitudes with $\sigma$ and
$\rho$ mesons decaying to $\pi^+\pi^-$ pair created in the fragmentation region
of proton, suggest to be a test of degeneration hypothesis of $\rho$ and
$\sigma$ mesons. Some numerical estimations are given.

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