2 papers
hep-ex2023
Observation of the decay with
BESIII Collaboration, M. Ablikim, M. N. Achasov +612
Using a data sample of events collected by the BESIII detector in 2009, 2012, 2018 and 2019, the electromagnetic Dalitz process $J/ψ\to e^+ e^- η(14…
hep-ex2023
Measurement of the cross section from threshold to 3.00 GeV using events with initial-state radiation
BESIII Collaboration, M. Ablikim, M. N. Achasov +600
Using initial-state radiation events from a total integrated luminosity of 11.957 fb of collision data collected at center-of-mass energies between 3.773 and 4.258…