184.
| $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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185.
| Slow pion identification at the Belle II PXD with machine learning
/ Johannes Bilk ; Stephanie Käs ; Sören Lange ; Elisabetta Prencipe ; et al
[BELLE2-TALK-CONF-2024-017]
26 February 2024
/ DPG-Frühjahrstagung Karlsruhe
The identification of slow pions in Belle II experiments presents a no- table challenge, arising from their high dE/dx energy loss and their short flight path in the tracking detectors. [...]
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186.
| 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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187.
| 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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188.
| 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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189.
| Measurement of the branching fraction and CP asymmetry of B0 → π0 π0 decays at Belle II
/ Francis Pham ; Martin Sevior
[BELLE2-PTHESIS-2024-003]
Presented on 15 11 2023 PhD
2023
The University of Melbourne
/ Melbourne
his thesis presents a measurement of the branching fraction and CP -violation asymmetry in B0 → π0π0 decays [...]
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190.
| Improved Particle Identification with the Belle II Calorimeter Using Machine Learning
/ Abtin Narimani Charan ; Torben Ferber
[BELLE2-PTHESIS-2024-002]
Presented on 09 02 2024 PhD
2024
Deutsches Elektronen-Synchrotron DESY
/ Hamburg
This dissertation revolves around the utilization of Convolutional Neural Networks (CNNs) to advance Particle Identification (PID) within the Belle II Electromagnetic Calorimeter (ECL). [...]
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191.
| Slow Pion Identification using the Pixel Detector of Belle II
/ Mariangela Varela ; Prof. Dr. Christian Kiesling
[BELLE2-MTHESIS-2024-001]
Presented on 07 09 2023 MSc
2023
Max-Planck-Intitute for Physics
/ Munich, Germany
Charged pions coming from D∗ decays are very useful to tag the flavor of neutral B mesons. [...]
Fulltext: PDF; |
192.
| Flavor Physics Experiments: Recent Results and Future Projections
/ Karim Trabelsi
[BELLE2-TALK-CONF-2024-012]
02 January 2024
/ WHEPP-XVII Workshop on High Energy Physics Phenomenology
Flavor Physics Experiments: Recent Results and Future Projections
Fulltext: PDF; |
193.
| Vcb and Vub measurements at Belle and Belle II
/ Moritz Bauer
[BELLE2-TALK-DRAFT-2023-198]
[BELLE2-TALK-CONF-2024-011]
08 January 2024
/ Epiphany 2024
This talk presents the recent |Vcb| and |Vub| results from Belle and Belle II..
Fulltext: PDF; |