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2025 European Edition of the International Workshop on the Circular Electron-Positron Collider (CEPC), Barcelona, Spain

16-19 June 2025
Barcelona, Spain
UTC timezone

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Contribution List

133 / 133
1. Registration
16/06/2025, 09:00
131. Welcome to the Workshop
Sebastian Grinstein (IFAE/ICREA)
16/06/2025, 09:20
132. Barcelona Science Hub
Andreu Mas-Colell
16/06/2025, 09:25
133. Welcome and Introduction to IFAE from the Director
Eugenio Coccia
16/06/2025, 09:45
2. CEPC Accelerator: EDR Status and Beyond
Jie Gao
16/06/2025, 10:00
3. CEPC Physics/Detector overview: TDR status
Jianchun Wang
16/06/2025, 10:30
4. FCC Accelerator and Physics
Alain Blondel (DPNC Université de Genève)
16/06/2025, 11:30
5. Linear Collider vision at CERN
Jenny List (DESY)
16/06/2025, 12:00
54. Construction of large infrastructure projects
Yifang Wang
16/06/2025, 12:30
56. CEPC silicon vertex detector R&D
Zhijun Liang
16/06/2025, 14:30
62. Status of the high precision calculation study at the CEPC
Hao Zhang
16/06/2025, 14:30
13. Summary of eeFACT2025 and perspective for future e+e- circular collider
Yoshihiro Funakoshi (KEK)
16/06/2025, 14:30
14. CEPC collider ring lattice studies in EDR
Yiwei Wang (IHEP)
16/06/2025, 14:50
57. CEPC silicon inner tracker and timing layer detector R&D (remotely)
Yan Qi (IHEP)
16/06/2025, 14:50
63. Status of high precision calculations at e+e- colliders
Alan Price
16/06/2025, 14:50
58. FCC-ee Silicon Tracking Detector Overview
Attilio Andreazza (Università di Milano and INFN)
16/06/2025, 15:10
15. Luminosity monitoring and IP beam tuning
Philip Bambade ( IJClab)
16/06/2025, 15:10
64. Update on the multi-photon Monte Carlo event generator KKMCee
Zbigniew Was
16/06/2025, 15:10
59. Belle II Vertex Detector Upgrade (remotely)
Song Weimin (JLU)
16/06/2025, 15:30
16. CEPC collective effects on luminosities including collimators in EDR (remotely)
Na Wang (IHEP)
16/06/2025, 15:30
65. High-precision calculations at e+e- colliders with MC@NLO and lepton PDFs
Giovanni Stagnitto
16/06/2025, 15:30
17. CEPC booster and damping ring studies in EDR
Dou Wang (IHEP)
16/06/2025, 15:50
66. Feynman integral evaluation for 2- and 3-loop EW corrections with SeaSyde
Tommaso Armadillo
16/06/2025, 15:50
60. Hightlights of DRD3.2 Hybrid Technologies Working Group
Leena Diehl (CERN)
16/06/2025, 15:50
61. 4D LGAD Technologies and their Potential Applications in Future Lepton Colliders (remotely)
Matteo Centis Vignali (FBK)
16/06/2025, 16:10
18. APES development status
Yuan Zhang (IHEP, CAS)
16/06/2025, 16:10
19. Accelerator international collaborations in IN2p3/CNRS (remotely)
Angeles Faus-Golfe (IJCLab)
16/06/2025, 17:00
100. CEPC TPC
Huirong Qi (Institute of High Energy Physics,CAS)
16/06/2025, 17:00
67. Higgs measurements with the CEPC Ref-TDR
Yanping Huang
16/06/2025, 17:00
20. CEPC collider ring and booster magnets in EDR and industrial fabrication preparation
Wen Kang
16/06/2025, 17:20
101. Drift Chamber
Mr Francesco Massimiliano Procacci (INFN Bari (Italy))
16/06/2025, 17:20
68. Status of Higgs theory predictions at e+e- colliders
Juergen Reuter (Deutsches Elektronen-Synchroton DESY)
16/06/2025, 17:20
21. CEPC vacuum system and mass production preparation studies in EDR
Yongsheng Ma (IHEP)
16/06/2025, 17:40
69. Higgs to diphoton and photon performance at CEPC
Mohamed Reda Mekouar
16/06/2025, 17:40
102. Muon gas detector : (M)RPC
Yi Wang
16/06/2025, 17:40
22. L-band cavity BPM tests and its application to CEPC
Soohyung Lee
16/06/2025, 18:00
103. Muon gas detector: microwell
M. Poli Lener
16/06/2025, 18:00
70. W fusion measurements at the CEPC 360 GeV Runs
Taozhe YU
16/06/2025, 18:00
71. Higgs self coupling (remotely)
Victor Maura
16/06/2025, 18:20
23. Investigation on injection related beam loss at super KEK B
Meng Li
16/06/2025, 18:20
104. PICOSEC Micromegas: A Scalable Solution for Precise Timing Applications
Alexandra Kallitsopoulou (CEA/IRFU/DEDIP/Université Paris-Saclay)
16/06/2025, 18:20
24. BEPCII-U and HEPS stauts (remotely)
Dr Daheng Ji (IHEP)
16/06/2025, 18:40
105. NSW MPGD
Ralf Hertenberger (LMU Muenchen Fakultaet fuer Physik)
16/06/2025, 18:40
72. EW Physics at the CEPC: White Paper Studies and recent progress
Hengne Li (South China Normal University)
17/06/2025, 09:00
106. Mechanics of CEPC Calorimeter and Magnet
Yatian Pei
17/06/2025, 09:00
25. Recent Development of SRF Technologies Worldwide: Highlights from TTC2025 meeting at IRIS/IBS Korea (remotely)
Eiji Kako (KEK)
17/06/2025, 09:00
107. CEPC detector Installation and Integration
Quan Ji
17/06/2025, 09:20
26. CEPC SRF development in EDR
Jiyuan ZHAI
17/06/2025, 09:20
73. Effective leptonic weak mixing angle determination at the Z resonance
Fulvio Piccinini
17/06/2025, 09:20
108. ALICE ITS3 system integration and infrastructure considerations for ALICE 3
Jian Liu (University of Liverpool), Jian Liu
17/06/2025, 09:40
27. CEPC cryogenic system optimization in EDR
Rui Ge (IHEP，CAS)
17/06/2025, 09:40
74. Verifying the resonance schemes of unstable particles at lepton colliders
Ui Min
17/06/2025, 09:40
109. Alignment of the Interaction Region at FCC-ee (remotely)
Leonard Watrelot
17/06/2025, 10:00
28. CEPC linac injector development in EDR
Jingru Zhang (IHEP)
17/06/2025, 10:00
75. Connecting scales: RGE effects in the SMEFT at the LHC and future colliders (remotely)
Alejo Rossia
17/06/2025, 10:00
29. High efficiency and high power klystron development in P-band and C-band in EDR
Zusheng Zhou (Institute of High Energy Physics(IHEP))
17/06/2025, 10:20
129. Mechanical design of CEPC VTX
Jinyu Fu
17/06/2025, 10:20
76. The TeraZ mirage: new physics lost in blind directions (remotely)
Juan Carlos Criado
17/06/2025, 10:20
30. CEPC advanced instrumentation and feedback studies in EDR (remotely)
Yanfeng SUI (IHEP)
17/06/2025, 11:10
110. Readout Electronics for the CEPC Reference Detector
Wei Wei
17/06/2025, 11:10

The Electronics system of the CEPC reference detector has completed the design of the overall framework based on background simulation and the baseline readout electronics design of the sub-detectors. We will implement the overall design of the Electronics-TDAQ system based on a common backend electronics and a common trigger system design. The framework design of the front-end electronics...
77. Status of CEPC Flavor Physics Studies: White Paper & recent progress
Manqi RUAN (IHEP)
17/06/2025, 11:10
31. Beam diagnostics for FCCee (remotely)
Emily Howling (Univ. of Oxford (GB))
17/06/2025, 11:30
111. CEPC Detector Readout Trigger System
Boping Chen (IHEP)
17/06/2025, 11:30

The Circular Electron-Positron Collider (CEPC) is a next-generation particle collider designed for precision measurements and searches for new physics. An essential component of this experiment is the trigger system, which will select important events from the vast amount of data. This presentation will cover the study of the CEPC trigger system, including the baseline trigger system design...
78. Measuring charged-current leptonic B decays and CKM matrix elements (remotely)
Marco Fedele
17/06/2025, 11:30
112. CEPC Detector Data Acquisition System
Xiaolu Ji (Institute of High Energy Physics, Chinese Academy of Sciences)
17/06/2025, 11:50

This report outlines the design plans for the CEPC detector data acquisition system. Firstly, it describes the RADAR data flow framework, which aims to implement a high-performance and flexible data acquisition platform based on experience from previous experiments. Exploration of heterogeneous acceleration methods is underway to optimize future online data processing capabilities....
32. CEPC large scale and precision control system study in EDR (remotely)
Dapeng Jin (IHEP)
17/06/2025, 11:50
79. Prospect for measurement of CP-violating observables in B0s→D∓sK± decays at a future Z factory
Ji Peng (IHEP)
17/06/2025, 11:50
33. CEPC mechanical system development status in EDR (remotely)
Haijing Wang (IHEP)
17/06/2025, 12:10
113. Determination of the Fluxes in the ILD calorimeters at the Circular Colliders
Vincent Boudry (LLR – CNRS, École polytechnique, Institut Polytechnique de Paris)
17/06/2025, 12:10

The detector based on Particle Flow require highly granular calorimeters posing many challenges in their implementation. Specifically, their electronics must be embedded, and the scaling of the DAQ and cooling systems must be adequately scaled. Using the CaloFlux tool, based on full simulation of the main processes and machine backgrounds, we can estimate the flux of hits in section of the...
80. Implications of a Tera-Z machine for "flavored" new physics (remotely)
Claudia Cornella
17/06/2025, 12:10
34. CEPC large scale measurement, precision alignment and efficient installation studies in EDR (remotely)
xiaolong wang
17/06/2025, 12:30
114. DRD7: status and plans
David Gascon
17/06/2025, 12:30

The DRD7 (Detector R&D) collaboration, anchored at CERN, unites numerous international research institutes and laboratories to push the boundaries of particle detection technology. This collaboration brings together expertise from fields such as particle physics, electronics engineering, and materials science to develop cutting-edge detectors needed for next-generation experiments in...
81. Prospects for semileptonic B decays, LFU tests, and LFV at LHCb
Ricardo Vazquez Gomez
17/06/2025, 12:30
115. CEPC crystal
Jack Rolph
17/06/2025, 14:20
35. Status of Alba light source accelerator activities in Spain
Caterina Biscari (ALBA Synchrotron)
17/06/2025, 14:20
82. Status report of the CEPC New Physics Study
Xuai Zhuang
17/06/2025, 14:20
116. The status of the GS-HCAL (CEPC hadronic calorimeter)
Hengne Li (South China Normal University)
17/06/2025, 14:37
36. CEPC SC CCT quadrupole design and development in EDR (remotely)
Yingshu Zhu (IHEP)
17/06/2025, 14:40
83. Heavy neutral Leptons at CEPC
Juergen Reuter (Deutsches Elektronen-Synchroton DESY)
17/06/2025, 14:40
117. Hadronic Calorimeter (Scintillator and RPC based)
Haijun Yang
17/06/2025, 14:54
37. Comparison of Capture Systems Using Flux Concentrator and HTS Solenoid for the FCC-ee Positron Source (remotely)
Yuting WANG (IJCLab-CNRS)
17/06/2025, 15:00
84. Light scalar searches at lepton colliders
Tania Robens
17/06/2025, 15:00
118. SiW-ECAL & Sc-ECAL
Vincent Boudry (LLR – CNRS, École polytechnique, Institut Polytechnique de Paris)
17/06/2025, 15:11
38. IBS and High field HTS SC magnets study status
Qingjin Xu (IHEP)
17/06/2025, 15:20
85. Physics opportunities for light BSM Higgs bosons at e+e- colliders
Andreas Crivellin
17/06/2025, 15:20
119. Dual readout calorimetry for the IDEA detector concept
Romualdo Santoro
17/06/2025, 15:28
39. CEPC machine protection and radiation environment studies in EDR
Guangyi Tang (IHEP, CAS, China)
17/06/2025, 15:40
86. Connection with gravitational waves (remotely)
Huaike Guo
17/06/2025, 15:40
120. ℓAr (ALLEGRO)
Filomena Sopkova (Charles University)
17/06/2025, 15:45
40. Polarization studies in IJCLab (remotely)
Aurelien Martens (IJCLab)
17/06/2025, 16:00
87. Potential search for direct slepton pair production in sqrt(s)=360 GeV at CEPC (remotely)
Jiarong Yuan
17/06/2025, 16:00
121. SDHCAL with MPGD (remotely)
Luigi Longo
17/06/2025, 16:02
41. Status of the HALHF project
Brian Foster (DESY/Oxford)
17/06/2025, 16:50
124. The ACTS software
Andreas Salzburger
17/06/2025, 16:50
123. Full simulation of the IDEA detector (remotely)
Armin Ilg
17/06/2025, 17:10
42. Positron acceleration in plasma accelerator
Wei Lu (IHEP)
17/06/2025, 17:10
43. IHEP plasma accelerator test facility development status
Dazhang Li (IHEP)
17/06/2025, 17:30
122. Simulation and tracking for the reference detector
Tao Lin (IHEP)
17/06/2025, 17:30
44. CEPC polarization studies in EDR
Zhe Duan (Institute of High Energy Physics, CAS)
17/06/2025, 17:50
125. CyberPFA for the CEPC reference detector
Sheng-Sen Sun (Institute of High Energy Physics, Chinese Academy of Sciences)
17/06/2025, 17:50
126. Global physics performance at the Ref-TDR (remotely)
Chenguang Zhang
17/06/2025, 18:10
45. Monochromization studies for FCCee (remotely)
Anna Korsun (IJCLab)
17/06/2025, 18:10
46. CEPC green accelerator technology development (remotely)
Jinshu Huang (IHEP)
17/06/2025, 18:30
127. Trilogy of event reconstruction at the future Higgs factory
Manqi RUAN (IHEP)
17/06/2025, 18:30
47. CEPC MDI study status in EDR (remotely)
Sha Bai (IHEP)
18/06/2025, 09:00
96. Top mass, width and Yukawa coupling (remotely)
Matteo Defranchis
18/06/2025, 09:00
48. Study Status of Beam Induced Background at the CEPC
Haoyu Shi
18/06/2025, 09:20
95. Thrust distribution in electron-positron annihilation at full NNNLL+NNLO (and beyond) in QCD
Giancarlo Ferrera
18/06/2025, 09:20
94. Luminosity measurements and monitoring at CEPC
Lei Zhang (Nanjing University (CN))
18/06/2025, 09:40
49. The coherent bremsstrahlung at the CEPC
Krzysztof Piotrzkowski (AGH University)
18/06/2025, 09:40
97. Combined Higgs/top/EW fit
Eugenia Celada
18/06/2025, 10:00
51. FCCee MDI study progress status update (remotely)
Andrea Ciarma
18/06/2025, 10:00
52. FCC-ee HTS CCT magnet design proposal for the last final focus quadrupole and its cooled beam pipe (remotely)
Matthieu Marchand (LAPP), Matthieu Marchand (LAPP - IN2P3 - CNRS)
18/06/2025, 10:20
98. Future collider constraints on top-quark operators
Marcos Miralles
18/06/2025, 10:20
53. Collimation studies for future circular colliders (remotely)
Giacomo Broggi (CERN)
18/06/2025, 10:40
99. Physics with the Large Hadron electron Collider LHeC
Armesto Perez
18/06/2025, 10:40
55. Keynote physics: Why are these projects interesting?
Andrea Wulzer (ICREA@IFAE)
18/06/2025, 11:30
6. Panel Discussion
Alain Blondel (DPNC Université de Genève), Jenny List (DESY), Karl Jakobs, Lydia Brenner, Nadia Pastrone, Tatsuya Nakada, Yifang Wang
18/06/2025, 12:00

Moderator: Geoffrey Taylor
7. Future hadronic collider - General project
Martin Aleksa, Martin Aleksa (CERN)
19/06/2025, 09:00
8. Overview of magnet R&D progress
Luca Bottura
19/06/2025, 09:30
9. Quantum technologies for high energy physics
Michael Doser (CERN, MIT, Oxford)
19/06/2025, 10:00
10. The LGAD Technology: from Concept to Implementation
Pablo Fernandez (CNM), Pablo Fernandez Martinez (IMB-CNM, CSIC), Pablo Fernández Martínez (IFAE)
19/06/2025, 11:00
11. Environmental Issues
Samuel Calvet (LPCA / IN2P3 / CNRS)
19/06/2025, 11:30
12. What can a circular collider in the Z pole add to flavor factories
Nazila Mahmoudi, Nazila Mahmoudi (Lyon University)
19/06/2025, 12:00
128. Closing
Sebastian Grinstein (IFAE/ICREA)
19/06/2025, 12:30
91. CyberPFA for the CEPC reference detector
Sheng-Sen Sun (Institute of High Energy Physics, Chinese Academy of Sciences)
89. Full simulation of the IDEA detector (remotely)
Armin Ilg
92. Global physics performance at the Ref-TDR
Mingshui Chen
50. Luminosity Detector at the CEPC
Suen Hou
88. Simulation and tracking for the reference detector
Tao Lin (IHEP)
90. The ACTS software
Andreas Salzburger
93. Trilogy of event reconstruction at the future Higgs factory
Manqi Ruan
130. Wellcome to the Workshop
Sebastian Grinstein (IFAE/ICREA)
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