# Proceedings

 2023-02-0109:33 A measurement of the ratio of light-lepton inclusive semileptonic $B$ decay rates $R(X_{e/\mu})$ = $\mathcal{B}(B\to X e \nu)$ / $\mathcal{B}(B\to X \mu \nu)$ using $189\,\mathrm{fb}^{-1}$ of data at Belle~II / Henrik Junkerkalefeld [BELLE2-CONF-PROC-2023-006] 16 December 2022 In this work a measurement of the ratio of branching fractions of inclusive semileptonic $B$ meson decays, $R(X_{e/\mu})=\mathcal{B}(B\to X e \nu)/\mathcal{B}(B\to X \mu \nu)$ is reported as a probe of $e-\mu$ universality [...] Fulltext: PDF; 2023-02-0103:01 Semileptonic and Leptonic B Physics at Belle II / Priyanka Cheema [BELLE2-CONF-PROC-2023-005] 4th World Summit on Exploring the Dark Side of the Universe (EDSU 2022) 01 February 2023 Semileptonic decays of B mesons that proceed via b → u and b → c transitions, as well as rare leptonic B decays, are fertile grounds for probing new physics beyond the Standard Model. [...] Fulltext: PDF; 2023-01-2610:28 Recent quarkonium results at Belle I / Dmytro Meleshko ; Elisabetta Prencipe ; Soeren Lange [BELLE2-CONF-PROC-2023-004] 26 January 2023 The Belle experiment has given a substantial contribution in the field of heavy quarkonia. [...] Fulltext: PDF; 2023-01-1304:49 The Silicon Vertex Detector of the Belle II Experiment / Kookhyun Kang ; on behalf of the Belle-II SVD Collaboration [BELLE2-CONF-PROC-2023-003] Proceedings of the 31st International Workshop on Vertex Detectors 13 January 2023 Belle II is an experiment taking data at an asymmetric energy e+e- collider, SuperKEKB, which is operated at the Υ(4S) resonance energy. [...] 2023-01-0206:01 Status and prospects for dark sector searches at Belle II / Christopher Hearty [BELLE2-CONF-PROC-2023-002] This is not intended to be a standalone submission to the arXiv, but will be one section in a larger submission from Feebly Interacting Particles 2022, https://indico.cern.ch/event/1119695/ 01 January 2023 None Fulltext: PDF; 2023-01-0108:10 Operation and performance of the Belle II Aerogel RICH detector / Kenta Uno [BELLE2-CONF-PROC-2023-001] 01 January 2022 The Belle II experiment at the SuperKEKB asymmetric-energy $e^{+}e^{-}$ collider is a B factory experiment to search for new phenomena beyond the Standard Model. [...] Fulltext: PDF; 2022-12-2012:20 The TOP counter and determination of bunch-crossing time at Belle II / M. Staric [BELLE2-CONF-PROC-2022-022] 20 December 2022 At the Belle II experiment a Time-of-Propagation (TOP) counter is used for particle identification in the barrel region. [...] Fulltext: PDF; 2022-11-1502:23 Branching fractions and CP asymmetries in B decays through b -> c processes at Belle / Kim Smith [BELLE2-CONF-PROC-2022-021] 15 November 2022 We report results of the branching fractions for a number of charm B decays including $\APBzero \to \PD^{*+}\Ppiminus$, $\APBzero \to \PD^{*+}\PKminus$, $\APBzero \to \PDplus\Ppiminus$ and $\APBzero \to \PDplus\PKminus$ all measured using $772\times 10^6$ B-meson pairs recorded by the Belle experiment at the KEKB asymmetric-energy $e^+e^-$ collider. [...] Fulltext: PDF; 2022-11-1214:13 Lepton flavor universality at Belle and Belle II / Seema Choudhury [BELLE2-CONF-PROC-2022-020] 12 November 2022 We report the test of lepton flavor universality at Belle and Belle II experiments considering b -> c and b -> s transitions. [...] Fulltext: PDF; 2022-10-3115:26 Recent Belle II results on electroweak penguins / Eldar Ganiev [BELLE2-CONF-PROC-2022-019] 31 October 2022 We report on the recent measurements of electroweak and radiative penguin $B$~decays at the Belle~II experiment. [...] Fulltext: PDF;