2 papers
hep-ex2025
First Measurement of the Decay Dynamics in the Semileptonic Transition of the into the Axial-vector Meson
BESIII Collaboration, M. Ablikim, M. N. Achasov +677
Using data taken at the center-of-mass energy of 3.773 GeV with the BESIII detector, corresponding to an integrated luminosity of 20.3 fb, we report the first measu…
hep-ex2025
Measurement of the branching fraction of via
BESIII Collaboration, M. Ablikim, M. N. Achasov +640
Based on of collision data taken at center-of-mass energies between 4.237 and 4.699 GeV with the BESIII detector, we study the leptonic de…