activity
20242026
collaborators

6 papers

hep-ex2026

Improved measurement of Born cross sections for and ( = 0, 1, 2) at Belle and Belle II

Belle, Belle II Collaborations, : +424

We study the processes and ( = 0, 1, 2) at center-of-mass energies from 10.73 to 11.02 GeV using a $142.5\,\mathr…

hep-ex2025

Measurement of the Ratio of Partial Branching Fractions of Inclusive to and the Ratio of their Spectra with Hadronic Tagging

Belle Collaboration, M. Hohmann, P. Urquijo +157

We present a measurement of the ratio of partial branching fractions of the semi-leptonic inclusive decays, to $\overline{B} \to X_{c} \el…

hep-ex2025

Measurement of decays at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +451

We present measurements of decays using of data collected from 2019 to 2022 by the Belle~II experiment at the SuperKEKB asymmetric-energ…

hep-ex2025

Production cross sections of light and charmed mesons in annihilation near 10.58 GeV

Belle Collaboration, R. Seidl, I. Adachi +131

We report measurements of production cross sections for , , , , , , , , , , , , , , and $D…

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'\toρ(\toπ^…

hep-ex2024

Search for at GeV

Belle Collaboration, A. Boschetti, R. Mussa +140

In the bottomonium sector, the hindered magnetic dipole (M1) transitions between P-wave states , , are expected to be severely…