Belle II Document Server 2,051 records found  beginprevious541 - 550nextend  jump to record: Search took 0.00 seconds. 
541. 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. [...]
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542. Overview of Belle II upgrades / Peter Krizan [BELLE2-TALK-CONF-2023-026]
29 March 2023
/ B1 Heavy Flavor and Dark Matter Joint Unit Symposium
An overview of the current and planned upgrades with emphasis on LS2 [...]
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543. 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. [...]
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544. $R(D^{*})$ 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 $3\sigma$. [...]
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545. 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−. [...]
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546. Particle identification at Belle II using Neural Networks / Xavier Simó ; Daniel Greenwald ; Stefan Wallner ; Stephan Paul [BELLE2-TALK-CONF-2023-023]
15 March 2023
/ DPG Fühjahrstagung
We will present improvements to the charged-particle identification algorithms used by the Belle II experiment located at KEK, Japan [...]
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547. Recent Dark-Sector and tau  results from Belle II / Sascha Dreyer [BELLE2-TALK-CONF-2023-022]
13 March 2023
/ Moriond EW 2023
The Belle II experiment at the SuperKEKB collider has unique sensitivity to a broad class of models that postulate the existence of dark matter particles with MeV—GeV masses. [...]
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548. Measurement of Lepton Mass Squared Moments of B&#8594;X<sub>c</sub>l&#957; Decays with the Belle II Experiment and Determination of the CKM Matrix Element |V<sub>cb</sub>| / Maximilian Welsch [BELLE2-PTHESIS-2023-004] Presented on 23 12 2022 PhD
2022
Physikalisches Institut / Bonn
This thesis presents measurements of the first to fourth moments of the lepton mass squared q<sup>2</sup>=(p<sub>l</sub> + p<sub>&#957;</sub>)<sup>2</sup> distribution of B&#8594;X<sub>c</sub>l&#957; decays for l=e,&#956; and with X<sub>c</sub> denoting a hadronic system containing a charm quark [...]
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549. 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. [...]
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550. Bottomonium physics at Belle II / Alessandro Boschetti [BELLE2-TALK-DRAFT-2023-001] [BELLE2-TALK-CONF-2023-020]
23 January 2023
/ 59th International Meeting on Nuclear Physics
Bottomonium spectroscopy offers excellent opportunities for insights on the behavior of QCD in the non-perturbative regime. [...]
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