3 papers
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…
hep-ex2024
Observation of and measurement of the effective couplings of to and
Belle Collaboration, S. Jia, C. P. Shen +117
Using , , and data collected by the Belle detector, we discover a new three-body decay, , with a significance of…
hep-ex2024
Measurement of asymmetries in decays at Belle II
Belle II Collaboration, I. Adachi, L. Aggarwal +399
We describe a measurement of charge-parity () violation asymmetries in decays using Belle II data. We consider and $η'\toÏ(\toÏ^…