2 papers
hep-ex2024
Analysis of the dynamics of the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +649
The branching fraction of is measured for the first time using of annihilation data collected at the center-of-mass…
hep-ex2024
Search for via the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +649
Using a sample of events collected by the BESIII detector at the BEPCII collider, we search for the decay via the $J/ψ\to ωK…