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Belle II Germany Meeting 2025

Sep 8 – 10, 2025
ROT building
Europe/Berlin timezone

Contribution List

61 / 61
4. Welcome
9/8/25, 2:00 PM
3. Belle II Status & German Involvement
Florian Bernlochner (Belle (SuperKEKB Experiment))
9/8/25, 2:15 PM
6. LHCb Upgrade
Klaas Padeken
9/8/25, 2:45 PM
5. Exclusive B decays at the precision frontier (theory)
Nico Gubernari
9/8/25, 3:15 PM
8. Precision flavour physics with inclusive penguin decays (theory)
Tobias Hurth
9/8/25, 3:45 PM
16. PXD status and plans
Fabian Becherer (BELLE (BELLE Gruppe))
9/8/25, 5:00 PM
14. PT
Maren Meinhard
9/8/25, 5:15 PM
17. Sustainability
Thomas Kuhr (LMU Munich)
9/8/25, 5:45 PM
27. B->K nu nu
Caspar Schmitt (Belle (SuperKEKB Experiment))
9/9/25, 9:00 AM
26. PXD Status and Operation
Jannes Schmitz (University of Bonn)
9/9/25, 9:00 AM
43. Track finding efficiency in $\mu^+ \mu^- \gamma$ Events
Lukas Grussbach (BELLE (BELLE II Experiment))
9/9/25, 9:00 AM
28. B->K nu nu reinterpretation
Lorenz Ennio Gaertner (BELLE (BELLE II Experiment))
9/9/25, 9:16 AM
44. Slow pion efficiency
Melisa-Melek Akdag (BELLE (BELLE II Experiment))
9/9/25, 9:20 AM
56. Upgrade of the Belle II Vertex Detector with depleted monolithic CMOS active pixel sensors
Yannik Buch ((BELLE (BELLE II Experiment)))
9/9/25, 9:25 AM
29. Search for B->pi nu nu with tagging methods
Boyang Yu (BELLE (BELLE II Experiment))
9/9/25, 9:32 AM
45. Graph Neural Network based Track Finding for SVD and CDC
Tristan Brandes (Karlsruhe Institute of Technology (KIT))
9/9/25, 9:40 AM
30. Search for B+->K* tau el with hadronic tagging
Lara Fuchs (BELLE (BELLE II Experiment))
9/9/25, 9:48 AM
57. GNN-ETM - Design and Deployment of a Graph Neural Network Trigger for the ECL
Isabel Haide (Karlsruhe Institute of Technology)
9/9/25, 9:50 AM
46. Detector Alignment at Belle II
Tadeas Bilka (BELLE (BELLE Gruppe))
9/9/25, 10:05 AM
31. Theory talk: B meson fully hadronic decays
Marta Burgos (Maastrich)
9/9/25, 10:05 AM
47. Advancements in Analysis-Level Particle Identification through Machine Learning Techniques at Belle II
Martin Bartl (Max Planck Institute for Physics)
9/9/25, 11:00 AM
32. Dalitz analysis of B->D pi+ pi
Melisa-Melek Akdag (BELLE (BELLE II Experiment))
9/9/25, 11:00 AM
23. First Studies of a GNN based ECL Trigger on Versal-FPGAs for the Belle II Upgrade
Thomas Gideon Lobmaier (BELLE (BELLE II Experiment))
9/9/25, 11:00 AM
33. tau->3pi nu: integrating background contributions with neural networks in partial wave analysis
Miriam Weiskopf (Max Planck Institute for Physics)
9/9/25, 11:16 AM
24. Upgrade of the Belle II First-Level Neural Track Trigger by Three-Dimensional Hough Finding and Deep Neural Networks on FPGAs
Simon Hiesl (BELLE (BELLE II Experiment))
9/9/25, 11:25 AM
48. Development and Testing of a Neutron Identification Algorithm for Belle II
Georgios Alexandris (BELLE (BELLE II Experiment))
9/9/25, 11:30 AM
34. R(D*) with inclusive tagging
Fabio Novissimo (BELLE (BELLE II Experiment))
9/9/25, 11:32 AM
35. R(D*) from 1-prong tau decays and tau polarization with hadronic tagging
Ilias Tsaklidis
9/9/25, 11:48 AM
25. Design of the OBELIX Monolithic Active Pixel Sensor for the Belle II VTX Upgrade
Alexander Walsemann (BELLE (BELLE II Experiment))
9/9/25, 11:50 AM
49. Photon efficiency calibration for MC16
Sebastiano Raiz (BELLE (BELLE II Experiment))
9/9/25, 11:50 AM
36. Theory talk: radiative correction to B-> el nu gamma
Max Ferré (Mainz)
9/9/25, 12:04 PM
50. Low-energy efficiency studies in $\tau^-\to \pi^- \pi^0\nu_\tau$ decays
Dr Mengchuan Du (BELLE (BELLE II Experiment))
9/9/25, 12:10 PM
58. All-silicon detector modules for the inner pixel layers of the VTX upgrade
Andreas Ulm (BELLE (BELLE II Experiment))
9/9/25, 2:00 PM
51. Data production and skims
Valerio Bertacchi (University of Bonn)
9/9/25, 2:00 PM
37. Forward-backward asymmetry in B->X el nu
Raynette van Tonder (BELLE (BELLE II Experiment))
9/9/25, 2:00 PM
38. Differential branching fraction and angular distributions in B->Xc el nu
Ms Rajeshwari Roy (BELLE (BELLE II Experiment))
9/9/25, 2:16 PM
60. PXD Emergency Shutdown Investigation
Paula Scholz (University of Bonn)
9/9/25, 2:25 PM
52. SysVar: A new tool for enhancing consistency in the treatment of systematics
Agrim Aggarwal (BELLE (BELLE II Experiment)), Ilias Tsaklidis
9/9/25, 2:25 PM
39. Theory talk: B->K+a decays: which framework leads to consistent exclusion plots?
Xiyuan Gao (KIT)
9/9/25, 2:32 PM
61. DePFET X-ray Irradiation Studies
Georgios Giakoustidis (University of Bonn)
9/9/25, 2:50 PM
53. The Belle II Document Server
David Koch (BELLE (BELLE II Experiment))
9/9/25, 2:50 PM
40. Search for a new spin 0 mediator in B->K S
Luc Brandl (Karlsruhe Institute of Technology)
9/9/25, 2:57 PM
41. Search for ALPs produced via photon-fusion
Frederik Schmitt (Karlsruhe Institute of Technology (KIT))
9/9/25, 3:13 PM
55. b2luigi for amplitude analysis
Godo Kurten (Max Planck Institute for Physics), Miriam Weiskopf (Max Planck Institute for Physics)
9/9/25, 3:15 PM
59. Challenges Of Hardware-Software Co-Design Of A Graph Neural Network For The ECL Trigger
Frank Michael Baptist (BELLE (BELLE II Experiment))
9/9/25, 3:15 PM
42. Theory talk: Constraining B-Mesogenesis with B->pψ
Zachary Wüthrich (Siegen)
9/9/25, 3:29 PM
19. Strategie für die nächste Förderperiode (PXD, Upgrade, Software, Computing, Analysen, FSP, Theorie)
9/9/25, 4:30 PM
20. Sprecher in der nächsten Förderperiode
9/9/25, 5:00 PM
21. ECR issues
9/9/25, 5:10 PM
15. FSP
Veronika Kratzer (not set)
9/9/25, 5:30 PM
18. Next Belle II Germany meeting
9/9/25, 5:45 PM
9. ML in Particle Physics
Nicole Hartman (Munich)
9/10/25, 9:00 AM
7. Outreach
Veronika Kratzer (not set)
9/10/25, 9:40 AM
13. ECR news
Ana Luisa Moreira de Carvalho (BELLE (BELLE Gruppe)), Lorenz Ennio Gaertner (BELLE (BELLE II Experiment))
9/10/25, 11:30 AM
10. Summary: Theory and Analysis
Ana Luisa Moreira de Carvalho (BELLE (BELLE Gruppe)), Nico Gubernari, Valerio Bertacchi (University of Bonn)
9/10/25, 11:50 AM
11. Summary: Hardware and Upgrade
Christian Bespin (Universität Bonn), Isabel Haide (Karlsruhe Institute of Technology)
9/10/25, 12:10 PM
12. Summary: Software and Performance
Patrick Ecker (Karlsruhe Institute of Technology), Stefan Wallner (Max Planck Institute for Physics)
9/10/25, 12:30 PM
22. Close-out
Thomas Kuhr (LMU Munich)
9/10/25, 12:50 PM
54. Computing for Belle II at DESY
Andreas Gellrich (BELLE (BELLE Gruppe))
2. Plenary Session
1. Registration
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