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
Search for decays at the Belle II experiment
Belle II Collaboration, I. Adachi, K. Adamczyk +446
We present a search for the rare flavor-changing neutral-current decay with data collected by the Belle II experiment at the SuperKEKB electron-posit…