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TTC 2026 Meeting, CEA-CNRS-Université Paris Saclay, 9-12 June 2026, Gif sur Yvette, France

Jun 9 – 12, 2026
Ecole Centrale Supelec
Europe/Paris timezone

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Contribution List

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  1. 1. CEA's portfolio on SRF and beyond
    Catherine MADEC (CEA)
    6/9/26, 9:30 AM
  2. 125. SRF phase transition at IJCLab: from TEM to elliptical cavities
    Dr Akira Miyazaki (CNRS/IN2P3/IJCLab)
    6/9/26, 9:45 AM
  3. 8. European Strategy for SRF development
    Dr Peter McIntosh (UKRI-STFC)
    6/9/26, 10:00 AM
  4. 32. Experience of current projects : EU-XFEL, LCLS-II-HE, FRIB, RAON, ESS, SHINE, CiADS, S3FEL, PIP-II, Hi-Lumi
    Detlef Reschke (DESY), James Maniscalco (SLAC), Laura Popielarski (MSU), Youngkwon Kim (IBS), Paolo Pierini (ESS), Jinfang Chen (SARI), Jiang Tiancai (IMP), Han Li (IASF), Mattia Parise (Fermilab), Leonardo Ristori (CERN), Jacopo Bernardini (Fermilab)
    6/9/26, 11:00 AM

    1.Achieved Yield vs. Design Specs: What were the final yield rates for your project’s cavities, high-power couplers, and cryomodule components, and how did the achieved performance compare to the original design specifications?
    2.Performance Transfer & Margins: What was the observed performance degradation from the Vertical Test (VT) to the final cryomodule (CM) operation, and what rationale...

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  5. 11. Summary of Remote High Q/High Gradient Working Group
    Dr Akira Miyazaki (CNRS/IN2P3/IJCLab)
    6/9/26, 11:00 AM
  6. 129. Recent result of 2-step baking at KEK
    Eric Viklund (KEK)
    6/9/26, 11:05 AM
  7. 13. Recent progress of SHINE high-Q cavities
    Yue Zong (SARI)
    6/9/26, 11:23 AM
  8. 14. Status and Results of Mid-Temperature Baking for PIP-II LB 650 MHz Cavities
    Jacopo Bernardini (Fermilab)
    6/9/26, 11:41 AM
  9. 33. Open Discussion
    6/9/26, 11:50 AM
  10. 15. Results from mid-T bake applied to 1.5 GHz C75 5-cell cavities for CEBAF
    Pashupati Dhakal (Jlab)
    6/9/26, 11:59 AM
  11. 16. Surface treatment platform construction and preliminary experiment for S3FEL
    Shaohua Peng (IASF)
    6/9/26, 12:17 PM
  12. 34. Experience in EU projects (Eu-FEL 3.9GHz, ESS, PIP-II)
    Daniele Sertore (INFN)
    6/9/26, 2:00 PM
  13. 17. Recent progress in high-frequency pulse electropolishing of niobium and SRF cavity in ionic liquid
    Qingwei Chu (IMP)
    6/9/26, 2:00 PM
  14. 35. How to build proper cryogenic lines to fulfil PED requirements
    Henry Przybilski (ESS)
    6/9/26, 2:10 PM
  15. 36. Experience China (SHINE)
    Yawei Huang (ShanghaiTech University)
    6/9/26, 2:15 PM
  16. 18. Enhancement of medium-temperature treated cavities for high-Q and high gradient
    Julia Goedecke (DESY)
    6/9/26, 2:18 PM
  17. 37. Experience Japan (KEK)
    Takeshi Dohmae (KEK)
    6/9/26, 2:25 PM
  18. 38. Open Discussion
    6/9/26, 2:35 PM

    "QUESTIONS FOR LABS
    1) What is the request for material? How to use new material under high pressure condition (and cryogenic temperature)?
    2) What kind of pressure test required? And how much is the pressure?
    3) How to harmonize each regions (how industries comply to foreign pressure vessel codes)?
    4) Which kind welding test requested?
    5) Which kind of mechanical test required?
    6) How...

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  19. 19. Frequency shift measurements as indicator for SRF performance
    Marc Wenskat (DESY)
    6/9/26, 2:36 PM
  20. 39. Production of material for HOM housing for TESLA cavity and Ti bellows for cavity jacket
    Takeshi Dohmae (KEK)
    6/9/26, 2:45 PM
  21. 20. Crystalline ZrO2 Capping Layer with Atomically-Sharp Oxide-Superconductor Interface
    Nathan Sitarman (Cornell)
    6/9/26, 2:54 PM
  22. 40. Fabrication Challenges and Process Optimization of HOM Absorber for the S3FEL
    Huizhong Pang (IASF)
    6/9/26, 2:57 PM
  23. 41. Challenges with production of HOM Couplers for Hi-Lumi
    Naeem Huque (JLab)
    6/9/26, 3:09 PM
  24. 21. Progress in understanding magnetic-flux-entry in coated Nb using β-detected NMR
    Ryan McFadden (Triumf)
    6/9/26, 3:12 PM
  25. 42. Open Discussion
    6/9/26, 3:21 PM
  26. 43. Development of SHINE 3.9 GHz fundamental power couplers
    Zhenyu Ma (SARI)
    6/9/26, 4:00 PM
  27. 22. Progress on the Microscopic Theory of Inhomogeneous Disordered Superconductors
    Carlos Redondo-Herrero (IJCLab)
    6/9/26, 4:00 PM
  28. 44. Issues and mitigation methods with FPC during 1.3GHz Cryomodule assembly
    Wei Chen (IASF)
    6/9/26, 4:12 PM
  29. 23. Microwave Response of Superconductors with Paramagnetic Impurities
    Mehdi Zarea (LSU)
    6/9/26, 4:18 PM
  30. 45. Fundamental Power coupler for ESS,  experience from series production and conditioning
    Thibault Hamelin (CEA)
    6/9/26, 4:24 PM
  31. 24. Extending High-Q / High-Gradient Processing to a Novel SRF Cavity Geometry: The Barrel Cell Cavity
    Daniel Bafia (FNAL)
    6/9/26, 4:36 PM
  32. 46. Fabrication Status and Addressing Ceramic Yield Challenges
    Tommaso Aiazzi (Fermilab)
    6/9/26, 4:36 PM
  33. 47. Standardization of the PIP-II cavity string assembly procedure and quality assurance
    Mattia Parise (Fermilab)
    6/9/26, 4:48 PM
  34. 25. Investigating Impurity-Based Treatments in SRF Cavities through Coupled RF and Materials Characterization
    Hannah Hu (Fermilab)
    6/9/26, 4:54 PM
  35. 48. Initial CM operation performances on test and commissioning at ESS
    Marek Skiba (ESS)
    6/9/26, 5:00 PM
  36. 49. 2K static heat load performance for SHINE cryomodules
    Yawei Huang (ShanghaiTech University)
    6/9/26, 5:12 PM
  37. 26. Electropolishing-induced topographic defects in niobium: insights and implications for superconducting radio frequency applications
    Eric Lechner (Jlab)
    6/9/26, 5:12 PM
  38. 50. Open Discussion
    6/9/26, 5:24 PM
  39. 2. SRF Systems for the EIC Project
    Joseph Matalevich (JLab)
    6/10/26, 9:00 AM
  40. 6. Development, commissioning and high-current CW operation of 166.6 MHz HOM-damped SRF modules at HEPS
    Dr Zhang Pei (IHEP)
    6/10/26, 9:30 AM
  41. 5. Commissioning and current Status of HELIAC Project at GSI
    Dr Maksym Miski-Oglu (GSI)
    6/10/26, 10:00 AM
  42. 27. Enhanced RF Performances in 1.3 GHz Nb Cavities via Mid-T Baking: Insights from Correlative Sample Studies
    Zhaoxi Chen (ShanghaiTech University)
    6/10/26, 11:00 AM
  43. 51. Production and Quality Lessons from Large Cryomodule Projects at Jefferson Lab
    Naeem Huque (JLab)
    6/10/26, 11:00 AM
  44. 52. QC experience of CM component fabrication, vendor challenges
    Jacopo Bernardini (Fermilab)
    6/10/26, 11:12 AM
  45. 28. The Origin of Medium-Temperature Baking Efficacy: Formation and Role of an Ordered Oxide Template
    Didi Luo (IMP)
    6/10/26, 11:18 AM
  46. 53. RF Testing and Performance Analysis of Low Beta Superconducting Cavities for HIAF Facility
    Wei Shihui (IMP)
    6/10/26, 11:24 AM
  47. 54. Development of SRF Cavities for S3FEL
    Yuchao Fang (IASF)
    6/10/26, 11:36 AM
  48. 29. Manipulation of Nb carbide during Mid-T bake : Impact of baking configuration and plasma treatment
    Chahinez Boutelaa
    6/10/26, 11:36 AM
  49. 55. PIP-II cavity qualification challenges (both SSR and elliptical)
    Jacopo Bernardini (Fermilab), Mattia Parise (Fermilab)
    6/10/26, 11:48 AM
  50. 30. Field of first vortex penetration of inhomogeneous materials: Predictions via Ginzburg-Landau theory and comparison to magnetometry measurements
    Lucas Wallace (University of Victoria)
    6/10/26, 11:54 AM
  51. 56. Production of RFD crab cavities for LHC Luminosity upgrade
    Leonardo Ristori (Fermilab)
    6/10/26, 12:00 PM
  52. 57. Progress about CSNS-II superconducting cavities
    Wenzhong Zhou (IHEP)
    6/10/26, 12:12 PM
  53. 31. Studying the effect of metallographic polishing on trapped magnetic flux with CRAFT
    Alex Cierpka (HZB)
    6/10/26, 12:12 PM
  54. 58. Open Discussion
    6/10/26, 12:24 PM
  55. 59. LHC SRF cavities: operational experience
    Katarzyna Turaj (CERN)
    6/10/26, 2:00 PM
  56. 83. Now and future automatic clean assembly of SRF cavity
    Hao GUO (IMP)
    6/10/26, 2:00 PM
  57. 84. SRF Robotic Assembly Development at Fermilab
    Colin Narug (Fermilab)
    6/10/26, 2:12 PM
  58. 60. What we learned from the six-year operation of SRILAC
    Naruhiko Sakamoto (Riken)
    6/10/26, 2:15 PM
  59. 85. Development of a cobot-assisted HPR system for complex geometries
    Nicolas Gandolfo (IJCLab)
    6/10/26, 2:24 PM
  60. 61. Operational Status of the RAON Low Energy Linac
    Youngkwon Kim (IBS)
    6/10/26, 2:30 PM
  61. 86. COBOT operations and development at CEA
    Julien Drant (CEA IRFU)
    6/10/26, 2:36 PM
  62. 62. Typical operation issue and relevant experience of CAFE/CAFE2 SRF linac
    Shihui Wei (Institute of Modern Physics, Chinese Academy of Sciences)
    6/10/26, 2:45 PM
  63. 87. Robotic assembly for field emission free systems
    Roger Ruber (JLab)
    6/10/26, 2:48 PM
  64. 88. Cu substrate by Additive Manufacturing
    Fabien Eozenou (CEA Saclay, IRFU/DACM)
    6/10/26, 3:00 PM
  65. 64. Performance degradation and component failures of SC cavity system in SuperKEKB operation
    Takafumi Okada
    6/10/26, 3:00 PM
  66. 89. 1.3 GHz cavities substrate production by Wire Additive Manufacturing
    Oscar Azzolini (INFN LNL)
    6/10/26, 3:12 PM
  67. 66. Cavity performance over the operational lifetime of the LCLS superconducting linac
    Sebastian Aderhold
    6/10/26, 3:15 PM
  68. 90. Discussion
    6/10/26, 3:24 PM
  69. 91. Development and high-power operation of the FPC for HEPS 166.6 MHz srf cavities
    Tongming Huang (IHEP)
    6/10/26, 4:00 PM
  70. 124. Performance Evolution of FRIB Linac SRF Cavities During High-Power Heavy-Ion Beams Operation
    Laura Popielarski (MSU)
    6/10/26, 4:00 PM
  71. 92. Achievement of CW 100 kW Class Power Transmission by an L-band High-Power Input Coupler for SRF Accelerators.
    Pragya Nama (KEK)
    6/10/26, 4:12 PM
  72. 123. Particulate lofting and migration under exposure of low energy electron beam
    Aveen Mahon (Triumf)
    6/10/26, 4:15 PM
  73. 93. Compact on-axis coaxial HOM damper for SRF cavities
    Andrei Lunin (Fermilab)
    6/10/26, 4:24 PM
  74. 67. Particles measurement of beam line gate valves
    Stéphane Berry (CEA)
    6/10/26, 4:30 PM
  75. 94. Characterization of Cryogenic Beamline Absorber Materials for High-Current SRF Accelerators
    Axel Perez Ruiz (IJCLab)
    6/10/26, 4:36 PM
  76. 68. Field emission experience: from module tests in test stand to first and second commissioning in ESS linac
    Cecilia Maiano (ESS)
    6/10/26, 4:45 PM
  77. 96. ALD Coating for Multipacting Mitigation in ICONE Couplers
    Yasmine Kalboussi (CEA)
    6/10/26, 4:48 PM
  78. 69. Gas induced Q degradation in ISAC-II operation
    Zhongyuan Yao (Triumf)
    6/10/26, 5:00 PM
  79. 97. latest findings on the development of the Ferroelectric Fast Reactive Tuner within the ISAS collaboration
    Hongping Jiang (Lancaster University)
    6/10/26, 5:00 PM
  80. 98. Discussion
    6/10/26, 5:12 PM
  81. 70. Cavity performance evolution from vertical test to on-line commissioning at SHINE
    Jinfang Chen (SARI)
    6/10/26, 5:15 PM
  82. 3. LCLS-II-HE upgrade status/Recent Status of LCLS-II operation experience
    Dr James Maniscalco (SLAC)
    6/11/26, 9:00 AM
  83. 7. RF commissioning of HIAF's iLINAC
    Dr Rihua Zeng (IMP)
    6/11/26, 9:30 AM
  84. 4. Experience with recommissioning of the European XFEL after Long Installation and Maintenance Period
    Dr Mateusz Wiencek (DESY)
    6/11/26, 10:00 AM
  85. 71. Plasma processing of elliptical cavities at INFN - LASA
    Elisa DelCore (INFN)
    6/11/26, 11:00 AM
  86. 99. Reduced BCS Resistance and Stable Medium-Field Operation from Nb3Al-Nb S'S Multilayer
    Nathan Sitaraman (Cornell)
    6/11/26, 11:00 AM
  87. 100. ALD interlayer to suppress thermoelectric currents
    Ivana Curci (CEA)
    6/11/26, 11:12 AM
  88. 72. Towards Plasma Processing in SPIRAL2 SRF Cavities
    Martin Devaux (Ganil)
    6/11/26, 11:15 AM
  89. 101. ALD R&D at University Hamburg
    Marc Wenskat (DESY)
    6/11/26, 11:24 AM
  90. 73. Plasma processing development at CSNS-II
    Cong Zhang (IHEP)
    6/11/26, 11:30 AM
  91. 102. High-energy pulsed magnetron re-sputtering/sputtering apparatus for Nb-Cu 1.3 GHz RF cavities
    Peng Dong (ShanghaiTech University)
    6/11/26, 11:36 AM
  92. 74. Plasma process for several types of cavities in CiADS
    rihua Zeng (ALE)
    6/11/26, 11:45 AM
  93. 103. From 1.3 GHz to 400 MHz Nb/Cu Cavities: Challenges and Optimisation Strategies
    Caroline Hain (CERN)
    6/11/26, 11:48 AM
  94. 75. In-situ plasma processing, pulse conditioning, helium pulse processing, and thermocycling on low-beta cavities at the ATLAS
    Megan McIntyre (ANL)
    6/11/26, 12:00 PM
  95. 104. Recent results of Nb/Cu coating cavity under KEK/CERN collaboration
    Walter Venturini (CERN)
    6/11/26, 12:00 PM
  96. 105. Recent Progress in Nb and Nb3Sn on Cu coatings for SRF applications at JLab
    Anne-Marie Valente-Feliciano (Jefferson Lab)
    6/11/26, 12:12 PM
  97. 76. Development of in-situ plasma processing procedures with the fundamental passband on 1.3GHz multi-cell SRF cavities at TRIUMF
    Will Stokes (Triumf)
    6/11/26, 12:15 PM
  98. 106. Discussion
    6/11/26, 12:24 PM
  99. 77. Advancing In-Situ Plasma Processing for SRF Cavities at Fermilab
    Bianca Giaccone (Fermilab)
    6/11/26, 2:00 PM
  100. 107. Recent Progress in Nb3Sn on Cu coatings for SRF cavities at LNL
    Matteo Lazzari (INFN LNL)
    6/11/26, 2:00 PM
  101. 108. Recent Progress in Nb3Sn on Cu coatings for SRF cavities at UKRI
    Reza Valizadeh (STFC/UKRI)
    6/11/26, 2:12 PM
  102. 78. Ozone processing and comparison with plasma processing
    Roger Ruber (JLab)
    6/11/26, 2:15 PM
  103. 109. Towards Nb3Sn coated copper cavities for energy efficient SRF application
    Marton Major (Darmstadt Technical University)
    6/11/26, 2:24 PM
  104. 79. Field Emission Diagnostics and Magnetic Heating Effects in Superconducting Cavities
    Heetae Kim (IBS)
    6/11/26, 2:30 PM
  105. 110. Optimization of Bronze-Route Nb3Sn Films on Copper Substrates for Quadrupole Resonator Testing
    Ming Lu (HZB)
    6/11/26, 2:36 PM
  106. 80. Analysis of Parasatic emissions phenoma during cryomodule operation
    Guillaume Devanz (CEA)
    6/11/26, 2:45 PM
  107. 111. An Integrated Approach to Nb₃Sn Cavities: Bronze-Route Fabrication and Laser Post-Treatment
    Teng Tan (IMP)
    6/11/26, 2:48 PM
  108. 112. Challenges to the vapor diffusion Nb3Sn coatings: A Material Science Analysis
    Nikki Tagdulang (Fermilab)
    6/11/26, 3:00 PM
  109. 81. Field emission analysis in SRF cavities for PIP-II using GEANT4
    Sajini Wijethunga (Fermilab)
    6/11/26, 3:00 PM
  110. 95. Improvement of CW ERL Performance of TESLA-type Cavities by Fast Reactive Tuner and Coated HOM-Antennas
    Florian Hug (University of Mainz)
    6/11/26, 3:12 PM
  111. 82. Surface-Driven Field Emission Mechanisms and Mitigation in SRF Cavities
    Ming Lu (Helmholtz-Zentrum Berlin für Materialien und Energie)
    6/11/26, 3:15 PM
  112. 113. Discussion
    6/11/26, 3:24 PM
  113. 127. Hot Topics : Developing SRF towards Turn-Key Industrial Systems
    Andrew Burrill (Xlight), Anne-Marie Valente-Feliciano (Jefferson Lab), Cristian Pira (INFN LNL), Florian Hug (University of Mainz), Lucas Zweibaumer (RI), Nikki Tagdulang (Fermilab), Reza Valizadeh (STFC/UKRI), Teng Tan (IMP)
    6/11/26, 4:00 PM

    Presentations

    • Introduction
    • Grey Enid: operation of a Nb3Sn based cryomodule (Anne Marie Valente Feliciano)
    • Proving Conductive Cooling: 10,000 Hours of Trouble-Free Operation, Beam-Loss Design, and Degradation Recovery at IMP (Teng
      Tan)
    • High-Gradient "Turn-Key" SRF Systems for the MESA ERL Project (Florian Hug)
    • Engineering Gaps for...
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  114. 9. Einstein Telescope, pushing the outer limits of gravitational waves detection
    Angélique Lartaux (IJCLab)
    6/12/26, 9:00 AM
  115. 10. Superconductivity and Cryogenics in Space : An active magnetic shield to protect astronauts for interstellar travels
    Bertrand Baudouy (CEA)
    6/12/26, 9:45 AM
  116. 114. Summary WG1
    6/12/26, 11:00 AM
  117. 115. Summary WG2
    6/12/26, 11:15 AM
  118. 116. Summary WG3
    6/12/26, 11:30 AM
  119. 117. Summary WG4
    6/12/26, 11:45 AM
  120. 118. TB Report
    6/12/26, 12:00 PM
  121. 126. CB Report
    6/12/26, 12:15 PM
  122. 119. Closing
    Catherine MADEC (CEA), David Longuevergne (IJCLab)
    6/12/26, 12:30 PM
  123. 121. Engineering path for reliability
    Andrew Burrill (Xlight), Florian Hug (University of Mainz)
  124. 63. Operating Accelerators Under Adverse Conditions
    Michael McChaughan (JLab)
  125. 128. Recent results of 2-step baking at KEK
    Mr Eric Viklund (KEK)
  126. 122. Strategic democratization
    Lucas Zweibaumer (RI)
  127. 120. Technical Frontier
    Anne-Marie Valente-Feliciano (Jefferson Lab), Teng Tan (IMP)
  128. 65. Typical operation issue and relevant experience of CAFE/CAFE2 SRF linac
    Andong Wu