Determination of BR(chi_{cJ} --> p \bar{p}) in psi(2S) decays

J. Z. Bai, BES Collaboration

The processes psi(2S) --> gamma chi_{cJ}, chi_{cJ} --> p pbar (J=0,1,2) are studied using a sample of 14X10^6 psi(2S) decays collected with the Beijing Spectrometer at the Beijing…