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G(1590) meson and mass spectra of the etaeta and eta'eta systems near threshold in. pi. /sup -/p. -->. etaetan and. pi. /sup -/p. -->. eta'etan reactions

С.С. Герштейн, A.V. Kulik, A. K. Likhoded, Y.D. Prokoshkin

Abstract

The contribution of two-Reggeon diagrams in the near-threshold region of the reactions ..pi../sup -/p..-->..etaetan and ..pi../sup -/p..-->..eta'etan is studied. It is shown that the inclusion of this contribution does not change the conclusion that the G(1590) meson is a glueball.

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Available abstract

Key concepts: Pi, Meson, Physics, Glueball, Spectral line, Particle physics, Nuclear physics, Chemistry