3 papers
hep-ex2026
Study of decays at Belle and Belle II
Belle, Belle II Collaborations, : +412
We report a measurement of the branching fraction for the leptonic decay . This work presents the first result using Belle~II data, an updated Be…
hep-ex2026
First search for decays
Belle II Collaboration, M. Abumusabh, I. Adachi +440
We report the first search for the flavor-changing neutral-current decays , where is a hadronic system with strangeness equal to 1, in data co…
hep-ex2026
Measurement of inclusive partial branching fractions and at Belle II
Belle II Collaboration, M. Abumusabh, I. Adachi +419
A sample of 365 fb of data collected by the Belle II experiment is used to measure the partial branching fractions of charmless semileptonic…