Decay of the psi(3770) to Light Hadrons

Details Decay of the psi(3770) to Light Hadrons Decay of the psi(3770) to Light Hadrons

2005-09-09

arxiv.org/abs/hep-ex/0509011v2

Phys.Rev.D73:012002,2006

Physics

High Energy Physics

High Energy Physics - Experiment

11 pages postscript,also available through http://www.lns.cornell.edu/public/CLNS/2005/, Submitted to PRL

Scientific paper

10.1103/PhysRevD.73.012002

We describe a search for psi(3770) decay to two-body non-DDbar final states in e+e- data produced by the CESR collider and analyzed with the CLEO-c detector. Vector-pseudoscalar production of Rho0Pi0, Rho+Pi-, OmegaPi0, PhiPi0, RhoEta, OmegaEta, PhiEta, RhoEtaPrime, OmegaEtaPrime, PhiEtaPrime, Kstar0 K0bar, and Kstar+K- is studied along with that of BOnePi (BOne0Pi0 and BOne+Pi-) and Pi+Pi-Pi0. A statistically significant signal is found for PhiEta, at an excess cross section of (2.4 +- 0.6) pb [Gamma_{PhiEta} (psi(3770)) =(74 +- 16)Mev], and a suggestive suppression of Pi+Pi-Pi0 and RhoPi. We conclude with form factor determinations for OmegaPi0, RhoEta, and RhoEtaPrime.

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