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arXiv:nucl-th/0408038·v1·Nuclear Theory

RPA Vector Meson Leptonic Widths

Felipe J. Llanes-Estrada (Complutense Madrid)🇪🇸 · Stephen R. Cotanch (North Carolina State University)🇺🇸

Abstract

Recent J = 0 (para) baryonium interpretations of the BES narrow resonance data near the e^-e^+ -> p anti-p threshold suggests the existance of ortho baryonium. To assist future searches we study J = 1 states, especially vector meson leptonic decays, and report RPA calculations for both light and heavy mesons using a Coulomb-gauge QCD-inspired model. Since the phi(1880) is the only missing model state, other discovered J = 1 particles in this region are ortho baryonium candidates.

Comments: 13 pages, 2 figs., prepared for Encuentro Fisica Fundamental Alberto Galindo

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