2 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-ex2020
Measurement of the Born cross sections for at center-of-mass energies between and GeV
BESIII Collaboration, M. Ablikim, M. N. Achasov +487
The Born cross sections for the process at different center-of-mass energies between and GeV are reported with improved precision fro…