3 papers
hep-ex2026
Observation of the in and
BESIII Collaboration, M. Ablikim, M. N. Achasov +769
Based on events collected with the BESIII detector, the and processes are stu…
hep-ex2026
First energy scan measurement of around the resonance
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
We report the precise energy scan measurement of the cross section lineshape of . The analysis is based on collision data corresponding to an inte…
hep-ex2026
First Amplitude Analysis of and Observation of
BESIII Collaboration, M. Ablikim, M. N. Achasov +687
We present the first amplitude analysis of the semileptonic decay by analyzing annihilation data corresponding to an integrated luminosity of 20…