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Observation of the Y(4230) and a new structure in e(+)e(-) -> K+ K- J/psi
(IOP Publishing Ltd, 2022)
The cross sections of e(+)e(-) -> K+K- J/psi at center-of-mass energies from 4.127 to 4.600 GeV are measured based on 15.6 fb(-1) data collected with the BESIII detector operating at the BEPCII storage ring. Two resonant ...