Belle II Document Server 288 records found  1 - 10nextend  jump to record: Search took 0.00 seconds. 
1. Radiative B decays at Belle and Belle II / R. Tiwary [BELLE2-CONF-PROC-2024-008]
26 March 2024

Rare decays of B mesons to radiative final states serve as an ideal ground to search for New Physics effects from short range contributions. [...]
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2. The Silicon Vertex Detector of the Belle II experiment / A. B. Kaliyar [BELLE2-CONF-PROC-2024-006]
21 March 2024

The Belle II silicon vertex detector (SVD) is a four-layer double-sided silicon strip detector installed within the Belle II detector located at KEK, Japan. [...]
Fulltext: v2 - Download fulltextPDF; BELLE2-CONF-PROC-2024-006 - Download fulltextPDF;
3. Pixel Vertex Detector background generation using Generative Adversarial Networks / Fabio Novissimo ; Nikolai Hartmann ; Thomas Kuhr [BELLE2-TALK-CONF-2024-038]
08 March 2024
/ DPG-Frühjahrstagungen 2024
The Pixel Vertex Detector (PXD) is the innermost detector of the Belle II experiment. [...]
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4. $B \rightarrow D^{**} \ell \nu $ Analysis at Belle II / Eylül Ünlü [BELLE2-TALK-CONF-2024-019] 12 minutes (plus 3 minutes for questions)
27 February 2024
/ DPG
There is currently some tension between the measured value of $R(D^{*})=\mathcal{B}(B \rightarrow D^{*} \tau \nu_{\tau})/ \mathcal{B}(B \rightarrow D^{*} \ell \nu_{\ell})$ and the Standard Model prediction, hinting at lepton universality violation. [...]
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5. Direct measurement of 𝑅+-0 at Belle II / Florian Bernlochner, ; Jochen Dingfelder, ; Anna-Maria Heyn, ; Markus Prim, ; et al [BELLE2-TALK-CONF-2024-016]
26 February 2024
/ DPG 2024
The ratio of the ϒ(4𝑆) → 𝐵+𝐵− and ϒ(4𝑆) → 𝐵0 ¯𝐵0 decay rates, 𝑅±0, represents a crucial input quantity to convert measured yields into branching fractions at 𝑒+𝑒− 𝐵-factory experiments. [...]
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6. Sensitivity of magnetic monopole detection at the Belle II PXD / Matthäus Krein ; Katharina Dort ; Sören Lange [BELLE2-TALK-CONF-2024-015] 12 minutes
23 February 2024
/ DPG-Frühjahrstagung Karlsruhe
Particles with isolated magnetic charge, so-called magnetic monopoles, are of high experimental and theoretical interest. [...]
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7. Energy scan results from Belle II / Alexander E. Bondar [BELLE2-TALK-CONF-2024-014] 20 min
22 February 2024
/ QWG2024
Talk at QWG 2024. [...]
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8. Study of $B^{+} \to D_{s}^{(*)+}\pi^{0}$ mode at Belle / Manish Kumar ; Vishal Bhardwaj [BELLE2-CONF-PROC-2024-004]
15 January 2024

We present here the sensitivity study of the rare decay modes $B^{+} \to D_{s}^{+}\pi^{0}$ and $B^{+} \to D_{s}^{(\ast)+}\pi^{0}$, at Belle using a simulated sample. [...]
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9. Charm physics at Belle and Belle II experiments / Longke Li [BELLE2-TALK-CONF-2024-001]
11 January 2024
/ FTCF 2024
In this talk, I present some recent charm results at Belle and Belle II experiments, including the precise measurement of charm lifetimes, branching fractions and decay asymmetry parameter, searches for rare and forbidden decays (Xic semileptonic decay, BNV processes D->p l), and CPV searches for charm hadron decays (D four-body decays and Lambda_c singly Cabibbo-suppressed decays)..
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10. A test of lepton flavor universality with a measurement of $R(D^{*})$ using hadronic $B$ tagging at the Belle~II experiment / The Belle II Collaboration [BELLE2-NOTE-PH-2022-032] [BELLE2-PUB-DRAFT-2023-015] [BELLE2-PUB-PH-2024-001]
05 January 2024

The ratio of branching fractions $R(D^{*}) = \mathcal{B}(\overline{B} \rightarrow D^{*} \tau^{-} \overline{\nu}_{\tau})$/$\mathcal{B} (\overline{B} \rightarrow D^{*} \ell^{-} \overline{\nu}_{\ell})$, where $\ell$ is an electron or muon, is measured using a Belle~II data sample with an integrated luminosity of $189~\mathrm{fb}^{-1}$ at the SuperKEKB asymmetric-energy $e^{+} e^{-}$ collider. [...]
arXiv:2401.02840: Download fulltextPDF (additional files);

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