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31.
| Time-dependent, hadronic B decays and electroweak penguins at Belle II
/ Valerio Bertacchi
[BELLE2-CONF-PROC-2023-007]
Proceedings of "Rencontres de Moriond QCD 2023" conference
25 April 2023
We report the recent measurements performed using the data sample collected from 2019 to 2022 by the Belle II experiment 1 at Υ(4S) resonance, corresponding to an integrated luminosity of 362 fb−1 . [...]
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32.
| Dark-sector physics at Belle II
/ Ezio Torassa
[BELLE2-TALK-CONF-2023-029]
20 min + 5 min discussion
30 March 2023
/ Prospecting for New Physics through Flavor, Dark Matter, and Machine Learning
Review of the dark-sector physics at Belle II presented at the Aspen 2023 Winter Conference: "Prospecting for New Physics through Flavor, Dark Matter, and Machine Learning"
Fulltext:  PDF; |
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33.
| Recent Belle II results related to flavor anomalies
/ Kazuki Kojima
[BELLE2-NOTE-PH-2021-042] [BELLE2-NOTE-PH-2022-031] [BELLE2-TALK-DRAFT-2023-028]
[BELLE2-TALK-CONF-2023-027]
15 minutes (13 minutes presentation + 2 minutes Q&A) https://indico.in2p3.fr/event/28466/
29 March 2023
/ International Conference on the Physics of the Two Infinities
Persistent anomalies reported by various experiments in $b \rightarrow c$ and $b \rightarrow s\ell\ell$ transitions hint at possible violation of lepton-flavor universality. [...]
Fulltext: PDF; |
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34.
| Belle II results related to b→c anomalies
/ Kazuki Kojima
[BELLE2-NOTE-PH-2021-042] [BELLE2-NOTE-PH-2022-031 ] [BELLE2-TALK-DRAFT-2023-027]
[BELLE2-TALK-CONF-2023-025]
7 minutes (5 minutes presentation + 2 minutes Q&A) https://moriond.in2p3.fr/2023/EW/
20 March 2023
/ 57th Rencontres de Moriond 2023: Electroweak Interactions & Unified Theories
Recent Belle II results of light-lepton flavor universality tests for b→c anomalies using semileptonic B decays are shown. [...]
Fulltext: PDF; |
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35.
| $R(D^{*})$ measurement using the hadronic tag algorithm with $189~\mathrm{fb}^{-1}$ data at the Belle~II experiment
/ Kazuki Kojima ; Toru Iijima ; Qi-Dong Zhou ; Kodai Matsuoka ; et al
[BELLE2-NOTE-PH-2022-032] [BELLE2-TALK-DRAFT-2023-035]
[BELLE2-TALK-CONF-2023-024]
20 minutes (15 minutes presentation + 5 minutes Q&A); https://www.jps.or.jp/activities/meetings/past.php; https://kds.kek.jp/event/45609/
22 March 2023
/ The 2023 Spring Meeting of the Physical Society of Japan
In the semileptonic decay of 𝐵 mesons, the global average of $R(D^{*})$ measurement deviates from the Standard Model by more than $3\sigma$. [...]
Slide in Japanese: PDF; |
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36.
| Study of B+ → J/ψ K*+ (→KS pi+) decays
/ Natsuki Kuroda ; Kenkichi Miyabayashi
[BELLE2-NOTE-PL-2023-002]
18 March 2023
We report a study for reconstruction of the decay chain of B0 → J/ψK∗+ followed by J/ψ → μ+μ−, K∗+ → KS0π+ and KS0 → π+π−. [...]
Fulltext: PDF; |
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37.
| BSM Discovery Potential of Belle II in b->c and b-->s
/ Tom Browder
[BELLE2-TALK-CONF-2023-021]
35 minutes. Workshop format with multiple interruptions.
09 March 2023
/ Anomalies at the Simons Center
We describe the BSM discovery potential of Belle II@SuperKEKB in b->c and b->s processes. [...]
Fulltext: PDF; |
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38.
| Measurement of the photon-energy spectrum in inclusive B-> X_s gamma decays identified using hadronic decays of the recoil B meson in 2019–2021 Belle II data
/ Henrikas Svidras ; Arthur Bolz ; Lu Cao ; Markus Röhrken ; et al
[BELLE2-CONF-DRAFT-2022-018]
[BELLE2-CONF-PH-2022-018]
20 October 2022
We measure the photon-energy spectrum in radiative bottom-meson ($B$) decays into inclusive final states involving a strange hadron and a photon. [...]
Fulltext: PDF (additional files); |
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39.
| 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. [...]
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40.
| 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; |
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