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Measurements of psi(2S) decays to octet baryon-antibaryon pairs
The BES Collaboration, M. Ablikim
With a sample of 14 million psi(2S) events collected by the BESII detector at the Beijing Electron Positron Collider (BEPC), the decay channels psi(2S)->p p-bar, Lambda Lambda-bar,…
Experimental study of \etac decays into vector-vector final states
M. Ablikim
Using 58 million J/ψevents accumulated with the BES II detector, branching fractions for the η_{c} ->VV decays, η_{c} -> ρρ, η_{c} -> K^{*}{\bar K}^{*}, η_{c} -> ωω, and η_{c} -> ϕ…
Measurements of J/psi Decays into 2(pi+pi-)eta and 3(pi+pi-)eta
M. Ablikim
Based on a sample of 5.8X 10^7 J/psi events taken with the BESII detector, the branching fractions of J/psi--> 2(pi+pi-)eta and J/psi-->3(pi+pi-)eta are measured for the first time…
Study of
M. Ablikim
New data are presented on from a sample of 58M events in the upgraded BES II detector at the BEPC. There is a conspicuous signal for a…