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Belle II Germany Meeting 2025

8–10 Sept 2025
ROT building
Europe/Berlin timezone

Contribution List

61 / 61
4. Welcome
08/09/2025, 14:00
3. Belle II Status & German Involvement
Florian Bernlochner (Belle (SuperKEKB Experiment))
08/09/2025, 14:15
6. LHCb Upgrade
Klaas Padeken
08/09/2025, 14:45
5. Exclusive B decays at the precision frontier (theory)
Nico Gubernari
08/09/2025, 15:15
8. Precision flavour physics with inclusive penguin decays (theory)
Tobias Hurth
08/09/2025, 15:45
16. PXD status and plans
Fabian Becherer (BELLE (BELLE Gruppe))
08/09/2025, 17:00
14. PT
Maren Meinhard
08/09/2025, 17:15
17. Sustainability
Thomas Kuhr (LMU Munich)
08/09/2025, 17:45
27. B->K nu nu
Caspar Schmitt (Belle (SuperKEKB Experiment))
09/09/2025, 09:00
26. PXD Status and Operation
Jannes Schmitz (University of Bonn)
09/09/2025, 09:00
43. Track finding efficiency in $\mu^+ \mu^- \gamma$ Events
Lukas Grussbach (BELLE (BELLE II Experiment))
09/09/2025, 09:00
28. B->K nu nu reinterpretation
Lorenz Ennio Gaertner (BELLE (BELLE II Experiment))
09/09/2025, 09:16
44. Slow pion efficiency
Melisa-Melek Akdag (BELLE (BELLE II Experiment))
09/09/2025, 09:20
56. Upgrade of the Belle II Vertex Detector with depleted monolithic CMOS active pixel sensors
Yannik Buch ((BELLE (BELLE II Experiment)))
09/09/2025, 09:25
29. Search for B->pi nu nu with tagging methods
Boyang Yu (BELLE (BELLE II Experiment))
09/09/2025, 09:32
45. Graph Neural Network based Track Finding for SVD and CDC
Tristan Brandes (Karlsruhe Institute of Technology (KIT))
09/09/2025, 09:40
30. Search for B+->K* tau el with hadronic tagging
Lara Fuchs (BELLE (BELLE II Experiment))
09/09/2025, 09:48
57. GNN-ETM - Design and Deployment of a Graph Neural Network Trigger for the ECL
Isabel Haide (Karlsruhe Institute of Technology)
09/09/2025, 09:50
46. Detector Alignment at Belle II
Tadeas Bilka (BELLE (BELLE Gruppe))
09/09/2025, 10:05
31. Theory talk: B meson fully hadronic decays
Marta Burgos (Maastrich)
09/09/2025, 10:05
47. Advancements in Analysis-Level Particle Identification through Machine Learning Techniques at Belle II
Martin Bartl (Max Planck Institute for Physics)
09/09/2025, 11:00
32. Dalitz analysis of B->D pi+ pi
Melisa-Melek Akdag (BELLE (BELLE II Experiment))
09/09/2025, 11:00
23. First Studies of a GNN based ECL Trigger on Versal-FPGAs for the Belle II Upgrade
Thomas Gideon Lobmaier (BELLE (BELLE II Experiment))
09/09/2025, 11:00
33. tau->3pi nu: integrating background contributions with neural networks in partial wave analysis
Miriam Weiskopf (Max Planck Institute for Physics)
09/09/2025, 11:16
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))
09/09/2025, 11:25
48. Development and Testing of a Neutron Identification Algorithm for Belle II
Georgios Alexandris (BELLE (BELLE II Experiment))
09/09/2025, 11:30
34. R(D*) with inclusive tagging
Fabio Novissimo (BELLE (BELLE II Experiment))
09/09/2025, 11:32
35. R(D*) from 1-prong tau decays and tau polarization with hadronic tagging
Ilias Tsaklidis
09/09/2025, 11:48
25. Design of the OBELIX Monolithic Active Pixel Sensor for the Belle II VTX Upgrade
Alexander Walsemann (BELLE (BELLE II Experiment))
09/09/2025, 11:50
49. Photon efficiency calibration for MC16
Sebastiano Raiz (BELLE (BELLE II Experiment))
09/09/2025, 11:50
36. Theory talk: radiative correction to B-> el nu gamma
Max Ferré (Mainz)
09/09/2025, 12:04
50. Low-energy efficiency studies in $\tau^-\to \pi^- \pi^0\nu_\tau$ decays
Dr Mengchuan Du (BELLE (BELLE II Experiment))
09/09/2025, 12:10
58. All-silicon detector modules for the inner pixel layers of the VTX upgrade
Andreas Ulm (BELLE (BELLE II Experiment))
09/09/2025, 14:00
51. Data production and skims
Valerio Bertacchi (University of Bonn)
09/09/2025, 14:00
37. Forward-backward asymmetry in B->X el nu
Raynette van Tonder (BELLE (BELLE II Experiment))
09/09/2025, 14:00
38. Differential branching fraction and angular distributions in B->Xc el nu
Ms Rajeshwari Roy (BELLE (BELLE II Experiment))
09/09/2025, 14:16
60. PXD Emergency Shutdown Investigation
Paula Scholz (University of Bonn)
09/09/2025, 14:25
52. SysVar: A new tool for enhancing consistency in the treatment of systematics
Agrim Aggarwal (BELLE (BELLE II Experiment)), Ilias Tsaklidis
09/09/2025, 14:25
39. Theory talk: B->K+a decays: which framework leads to consistent exclusion plots?
Xiyuan Gao (KIT)
09/09/2025, 14:32
61. DePFET X-ray Irradiation Studies
Georgios Giakoustidis (University of Bonn)
09/09/2025, 14:50
53. The Belle II Document Server
David Koch (BELLE (BELLE II Experiment))
09/09/2025, 14:50
40. Search for a new spin 0 mediator in B->K S
Luc Brandl (Karlsruhe Institute of Technology)
09/09/2025, 14:57
41. Search for ALPs produced via photon-fusion
Frederik Schmitt (Karlsruhe Institute of Technology (KIT))
09/09/2025, 15:13
55. b2luigi for amplitude analysis
Godo Kurten (Max Planck Institute for Physics), Miriam Weiskopf (Max Planck Institute for Physics)
09/09/2025, 15:15
59. Challenges Of Hardware-Software Co-Design Of A Graph Neural Network For The ECL Trigger
Frank Michael Baptist (BELLE (BELLE II Experiment))
09/09/2025, 15:15
42. Theory talk: Constraining B-Mesogenesis with B->pψ
Zachary Wüthrich (Siegen)
09/09/2025, 15:29
19. Strategie für die nächste Förderperiode (PXD, Upgrade, Software, Computing, Analysen, FSP, Theorie)
09/09/2025, 16:30
20. Sprecher in der nächsten Förderperiode
09/09/2025, 17:00
21. ECR issues
09/09/2025, 17:10
15. FSP
Veronika Kratzer (not set)
09/09/2025, 17:30
18. Next Belle II Germany meeting
09/09/2025, 17:45
9. ML in Particle Physics
Nicole Hartman (Munich)
10/09/2025, 09:00
7. Outreach
Veronika Kratzer (not set)
10/09/2025, 09:40
13. ECR news
Ana Luisa Moreira de Carvalho (BELLE (BELLE Gruppe)), Lorenz Ennio Gaertner (BELLE (BELLE II Experiment))
10/09/2025, 11:30
10. Summary: Theory and Analysis
Ana Luisa Moreira de Carvalho (BELLE (BELLE Gruppe)), Nico Gubernari, Valerio Bertacchi (University of Bonn)
10/09/2025, 11:50
11. Summary: Hardware and Upgrade
Christian Bespin (Universität Bonn), Isabel Haide (Karlsruhe Institute of Technology)
10/09/2025, 12:10
12. Summary: Software and Performance
Patrick Ecker (Karlsruhe Institute of Technology), Stefan Wallner (Max Planck Institute for Physics)
10/09/2025, 12:30
22. Close-out
Thomas Kuhr (LMU Munich)
10/09/2025, 12:50
54. Computing for Belle II at DESY
Andreas Gellrich (BELLE (BELLE Gruppe))
2. Plenary Session
1. Registration
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