9 papers
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…
Study of via initial-state radiation at Belle~II
Belle II Collaboration, M. Abumusabh, I. Adachi +417
Using a data sample of 427.9 fb collected by the Belle~II detector at or near the and resonances, the cross sections for $(h=Ï/K…
A search for feebly-interacting particles in decays with missing energy at Belle
Belle, Belle II Collaborations, : +406
We present a search for an invisible hidden-sector particle , produced in and decays, where ,…
Measurement of asymmetries in decays at Belle II
Belle II Collaboration, I. Adachi, L. Aggarwal +436
We report measurements of time-dependent asymmetries in decays based on a data sample of events collected at the $Î¥(4…
Measurement of violation in decays at Belle II
Belle II Collaboration, I. Adachi, K. Adamczyk +399
We report a measurement of the -violating parameters and in decays at Belle II using a sample of events reco…
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^…