3 papers
hep-ex2023
Observation of , Precision Test of Lepton Flavor Universality with , and First Measurements of Decay Dynamics
BESIII Collaboration, M. Ablikim, M. N. Achasov +596
By analyzing 7.33 fb of annihilation data collected at center-of-mass energies between 4.128 and 4.226 GeV with the BESIII detector, we report the observation of th…
hep-ex2023
Determination of the -even fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +608
Quantum-correlated pairs collected by the BESIII experiment at the resonance, corresponding to an integrated luminosity of 2.93 fb, are used to study th…
hep-ex2021
Search for the rare semi-leptonic decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +503
Using events produced by the Beijing Electron Positron Collider (BEPCII) at a center-of-mass energy and collected with the BESIII…