3 papers
hep-ex2026
First Observation of and Determination of the Branching Fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +685
Using 20.3~fb of annihilation data collected at a center-of-mass energy of 3.773~GeV with the BESIII detector, we report the first observation of the semileptonic d…
hep-ex2026
Measurements of the absolute branching fractions of the hadronic decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +722
Based on 4.5 fb of collision data collected at center-of-mass energies between 4599.53 MeV and 4698.82 MeV with the BESIII detector, the absolute branching fraction…
hep-ex2026
Measurements of the branching fractions of and decays
BESIII Collaboration, M. Ablikim, M. N. Achasov +688
Using a data sample of events collected with the BESIII detector operating at the BEPCII collider, we report the first observation of t…