3 papers
hep-ex2025
First measurement of the cross sections for at from 4.396 to 4.951 GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +701
Using collision data at 19 center-of-mass energies ranging from to corresponding to a total integrated luminosity of coll…
hep-ex2025
Search for in decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +689
Based on a sample of events collected by the BESIII detector operating at the BEPCII collider, an analysis of the decay $ψ(3686)\toγχ_{cJ}, χ_{cJ}\toηηη…
hep-ex2025
Observation of the decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +689
Using a dataset of events collected by the BESIII detector operating at the BEPCII collider, we report the first observation of the decay $…