3 papers
hep-ex2025
Study of the electromagnetic Dalitz decay
BESIII Collaboration, M. Ablikim, M. N. Achasov +640
We report the first measurement of the di-electron invariant mass dependent transition form factor in the electromagnetic Dalitz decay using $(10087 \pm 44) \…
hep-ex2025
Measurement of Branching Fractions for and
BESIII Collaboration, M. Ablikim, M. N. Achasov +611
Based on 4.5 fb of collision data accumulated at center-of-mass energies between and with the BESIII detector, we me…
hep-ex2024
Observation of and study of decay dynamics
BESIII Collaboration, M. Ablikim, M. N. Achasov +619
Using of collision data collected with the BESIII detector at the center-of-mass energy of 3.773 GeV,we investigate the semileptonic decays $D^+\to…