210.
| Search for exotic states with $c\bar{c}s\bar{s}$ content at Belle
/ Dmytro Meleshko ; Elisabetta Prencipe ; Sören Lange
[BELLE2-TALK-CONF-2024-022]
05 March 2024
/ DPG-Frühjahrstagung 2024
We present results for an analysis of $e^+e^− to D_s^+D_{sJ}^− A$ + c.c. [...]
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211.
| OPTIMIZATION OF A DEEP GRAPH NEURAL NETWORK TO RECONSTRUCT GENERIC B DECAYS AT BELLE II
/ Corentin Santos ; Jacopo Cerasoli ; Giulio Dujany
[BELLE2-MTHESIS-2024-002]
Presented on 22 06 2023 MSc
2023
Institut Pluridisciplinaire Hubert Curien
/ Strasbourg
This work presents the results of a fourteen weeks internship on the optimization of a deep graph neural network in the context of the search for New Physics (NP) at the Belle II experiment. [...]
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212.
| Measurement of the full set of kinematic moments of semileptonic 𝐵-meson decays with the Run 1 data set of Belle II
/ Munira Khan ; Florian Bernlochner ; Jochen Dingfelder ; Markus Prim
[BELLE2-TALK-CONF-2024-021]
28 February 2024
/ DPG-Frühjahrstagung 2024
The determination of the Cabibbo-Kobayashi-Maskawa matrix element |𝑉𝑐𝑏| relies on 𝑏 → 𝑐ℓ𝜈ℓ transitions. [...]
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213.
| $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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214.
| 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. [...]
Fulltext: PDF; |
215.
| 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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216.
| 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. [...]
Fulltext: PDF; |
217.
| 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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218.
| 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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219.
| 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). [...]
Fulltext: PDF; |