Name: SRF2025 - 22nd International Conference on RF Superconductivity
Start: 2025-09-18T08:30:00+09:00
End: 2025-09-26T18:30:00+09:00
Location: Ito International Research Center

SRF2025 - 22nd International Conference on RF Superconductivity

from Thursday 18 September 2025 (08:30) to Friday 26 September 2025 (18:30)

Monday 15 September 2025
Tuesday 16 September 2025
Wednesday 17 September 2025
Thursday 18 September 2025
Friday 19 September 2025
Saturday 20 September 2025
Sunday 21 September 2025

12:00

12:00 - 18:00

13:00

13:00 - 15:00

15:00 Welcome Reception
Welcome Reception
15:00 - 18:00

Monday 22 September 2025

08:00

08:00 - 08:30
08:30 Opening and Highlights
Opening and Highlights
08:30 - 10:30
Contributions

08:30 5 year operation of RIKEN SC-LINAC - Naruhiko Sakamoto (RIKEN Nishina Center)

08:50 Crystallinity in niobium oxides: a pathway for mitigation of two-level system defects in niobium 3D resonator for quantum applications - Thomas Proslier (Université Paris-Saclay)

09:10 EIC cabbing cavity RF systems - Subashini De Silva (Old Dominion University)

09:30 Specification, design, production and test schedule of cryomodule for SRF 5-year plan (MEXT-ATD) at KEK by global collaboration for ILC technology network - Yasuchika Yamamoto (High Energy Accelerator Research Organization)

09:50 Recent advances in 3D SRF cavity-based quantum computing facility at the Fermilab SQMS Center - Alexander Romanenko (Fermi National Accelerator Laboratory)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 SRF Facilities
SRF Facilities
11:00 - 13:00
Contributions

11:00 Commissioning of ESS superconducting linac - Cecilia Maiano (European Spallation Source)

11:20 LCLS-II operation status and the LCLSII_HE upgrade - Lauren Alsberg (SLAC National Accelerator Laboratory)

11:40 FRIB operation, status of power upgrade, and R&D for FRIB400 - Ting Xu (Facility for Rare Isotope Beams)

12:00 Status of the SRF activities for the SHINE project - Jinfang Chen (Shanghai Advanced Research Institute)

12:20 Commissioning of the first HElmholtz LInear ACcelerators (HELIAC) cryomodule with heavy ion beam - Maksym Miski-Oglu (GSI Helmholtz Centre for Heavy Ion Research)

12:40 5 years of SPIRAL2 LINAC operation: cryogenic and superconducting RF aspects - Muhammad Aburas (Grand Accélérateur Nat. d'Ions Lourds)
13:00 Lunch
Lunch
13:00 - 14:30
14:30
14:30 - 17:30
Contributions

14:30 Design and testing of high power test bench for CiADS elliptical superconducting cavity input coupler - Guochang liu (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 591 MHz single-cell cavity optimization using evolutionary algorithms - Guangjiang Li (Brookhaven National Laboratory)

14:30 Status of the 650 MHz high power couplers in IMP - TIANCAI JIANG (Institute of Modern Physics)

14:30 Trapped mode and wakefield evaluation of bellows for 197 MHz superconducting crab cavities - Guangjiang Li (Brookhaven National Laboratory)

14:30 Higher order modes couplers tuning optimization of 1.3 GHz 9 cell SRF cavities for SHINE project - xiaoyun pu (Shanghai Advanced Research Institute, Chinese Academy of Sciences)

14:30 The horizontal testing of CSNS-II elliptical cryomodule - Cong Zhang (Institute of High Energy Physics)

14:30 The higher order mode study of CSNS-II superconducting Linac - Cong Zhang (Institute of High Energy Physics)

14:30 Cavity string design of the EIC ESR 591 MHz SRF cryomodule - Jiquan Guo (Thomas Jefferson National Accelerator Facility)

14:30 Design and CW RF transmission test up to 100 kW of L-band high-power input coupler - Pragya Nama (The Graduate University for Advanced Studies, SOKENDAI)

14:30 Enhancing bulk niobium quality: addressing surface pits and delamination in cavity manufacturing - Anna Shabalina (Science and Technology Facilities Council)

14:30 HOM study for CEPC cavities: HOM damping and recent developments - Hongjuan ZHENG (Institute of High Energy Physics)

14:30 Testing and delivery of high beta cavities for the European Spallation Source by UKRI-STFC Daresbury Laboratory - Alan Wheelhouse (ASTeC, STFC Daresbury Laboratory)

14:30 Experimental investigation of plasma processing for PIP-II SSR2 cavities - Bianca Giaccone (Fermi National Accelerator Laboratory)

14:30 Contactless RF shielded beamline warm-to-cold transition bellows for EIC ESR cryomodules - Jiquan Guo (Thomas Jefferson National Accelerator Facility)

14:30 Coupler installations on cavities at CEA followed by high power test in horizontal cryostat at Fermilab prior to the assembly of the PIP-II LB650 pre-production cryomodule - Nicolas Bazin (Commissariat à l'Energie Atomique)

14:30 Commissioning plans for the CSNS-II superconducting linac - Jun Peng (Institute of High Energy Physics)

14:30 HOM analysis of the 1.3 GHz 3-cell cavity for high-current beam acceleration - Xuan Huang (Shanghai Institute of Applied Physics)

14:30 Centrifugal barrel polishing of the SHINE 1.3 GHz 9-cell cavities - Xuan Huang (Shanghai Institute of Applied Physics)

14:30 First ESS LINAC cooldown using the master automatic control sequence - Emilio Asensi (European Spallation Source)

14:30 Initial results for CVD based growth of Nb₃Sn - Gabriel Gaitan (Cornell University)

14:30 RF testing and performance analysis of low beta superconducting cavities for HIAF and CiADS facilities - Yuan He (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 Progress in Nb3Sn vapor diffusion method for single-cell cavities at KEK - Hayato Ito (High Energy Accelerator Research Organization)

14:30 Grinding studies for improvement of cavity sub-components manufacturing defects - Laura Grassellino (Fermi National Accelerator Laboratory)

14:30 Horizontal testing of 648 MHz elliptical superconducting cavities for CSNS-II using dual-frequency signal method - Xuerui Hao (Institute of High Energy Physics)

14:30 Optimization of several operating parameters to increase the beam delivery time at the European XFEL - Vladimir Vogel (Fogel) (Deutsches Elektronen-Synchrotron DESY)

14:30 The design of a compact conduction-cooling system for SRF characterization - GAI WANG (Anhui University)

14:30 Initial conditioning of the 1.5 GHz prototype couplers for VSR demo - Emmy Sharples-Milne (Helmholtz-Zentrum Berlin für Materialien und Energie)

14:30 Gamma-based diagnostics of field emission in SRF cavities and cryomodules using plastic scintillators: a joint study at ESS TS2 - Enrico Cenni (Commissariat à l'Énergie Atomique et aux Énergies Alternatives)

14:30 Design and conditioning of a low thermal load coupler for conduction-cooled accelerators - Haoyu Shen (Peking University)

14:30 Impedance measurement setup design of a silicon carbide beamline higher-order-mode absorber - Wencan Xu (Brookhaven National Laboratory)

14:30 ELBE SRF gun – the most advanced source of its kind - Andre Arnold (Helmholtz-Zentrum Dresden-Rossendorf)

14:30 Operational status and experience of the TLS CESR-B type SRF module - Chih Hung Lo (National Synchrotron Radiation Research Center)

14:30 Update on INFN LASA in-kind contribution to ESS ERIC superconducting linac - Daniele Sertore (Istituto Nazionale di Fisica Nucleare, Laboratori Acceleratori e Superconduttività Applicata)

14:30 ITN in Europe: a coordinated effort for ILC technology development - Laura Monaco (Istituto Nazionale di Fisica Nucleare, Laboratori Acceleratori e Superconduttività Applicata)

14:30 First results on plasma cleaning tests in a SSR1-type spoke resonator for PIP-II project at IJCLab - David Longuevergne (Université Paris-Saclay, CNRS/IN2P3, IJCLab)

14:30 Upgrade of E2.0cryogenic plant - Marco Modica (Elettra-Sincrotrone Trieste S.C.p.A.)

14:30 Preparation and qualification of pre-production SSR2 jacketed cavities for PIP-II - Laura Grassellino (Fermi National Accelerator Laboratory)

14:30 Status of PIP-II HB650 cavities production - Anna Shabalina (Science and Technology Facilities Council)

14:30 Electromagnetic design of a quadrupole resonator for SRF materials at IMP - Yong Zhao (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 RF conditioning of MYRRHA couplers at IJCLab - Noureddine ElKamchi (Laboratoire de Physique des 2 Infinis Irène Joliot-Curie)

14:30 SRF R&D activities at INFN-LASA - Laura Monaco (Istituto Nazionale di Fisica Nucleare, Laboratori Acceleratori e Superconduttività Applicata)

14:30 Design of a 915 MHz conduction-cooled cryomodule - John Vennekate (Thomas Jefferson National Accelerator Facility)

14:30 RFD crab cavity HOM evolution: cold tests, cryostating & cryomodule testing at 2 K - Amelia Edwards (European Organization for Nuclear Research)

14:30 AUP progress: procurement and performance of crab cavities for the HL-LHC - Alejandro Castilla (Thomas Jefferson National Accelerator Facility)

14:30 Microstructural characterization of Nb3Sn thin films using 3D FIB tomography - Eric Viklund (High Energy Accelerator Research Organization)

14:30 Dynamics issues and challenges of superconducting triple RF systems in future-synchrotron light sources - Tianlong He (University of Science and Technology of China)

14:30 Development of a 197 MHz crab cavity cryomodule for the electron-ion collider - Naeem Huque (Thomas Jefferson National Accelerator Facility)

14:30 Fabrication of higher-order mode couplers for HL-LHC crab cavities at JLab - Naeem Huque (Thomas Jefferson National Accelerator Facility)

14:30 Status of the 650 MHz elliptical cavities in IMP - Yulu Huang (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 Commissioning of chemical vapor deposition system for superconducting thin films - Alexis Grassl (Cornell University)

14:30 Results from DQW cavity testing & validation for HL-LHC - Amelia Edwards (European Organization for Nuclear Research)

14:30 Strength evaluation of large grain niobium sheets and derivation of allowable stress - Hiroaki Umezawa (Tokyo Denkai Co., Ltd.)

14:30 HPR development for SSR cavities for RAON - Juwan Kim (Institute for Basic Science)

14:30 Status of the power coupler for the half wave resonator in IRIS - Sungmin Jeon (Kyungpook National University)

14:30 Cavities mass production for SHINE - JIANBING ZHAO (Institute of High Energy Physics)

14:30 Enhancing niobium films for SRF and quantum applications - Bektur Abdisatarov (Fermi National Accelerator Laboratory)

14:30 The fabrication of the 1.3 GHz single-cell cavities by niobium materials with fine and medium grain sizes - HeeSu Park (Kiswire Advanced Technology Ltd.)

14:30 Design, fabrication and concept for the surface treatment of the SRF cavity prototype for the CLIC damping rings - Daniel Bafia (Fermi National Accelerator Laboratory)

14:30 Detuning and strength optimization of an 1.3 GHz 7-cell SRF cavity for high current application - Xinghao Guo (Shanghai Advanced Research Institute)

14:30 France-Japan collaboration for high-Q / high-G SRF cavities - Akira Miyazaki (Université Paris-Saclay, CNRS/IN2P3, IJCLab)

14:30 Early exploration of zirconium doping SRF cavities with chemical vapor deposition - Alexis Grassl (Cornell University)

14:30 Beam dynamics studies of cavity failures for the initial operation phase of the ESS superconducting linac - Bruce Yee-Rendon (Japan Atomic Energy Agency)

14:30 High Q – high G study on single cell medium grain niobium cavities - Ashish Kumar (High Energy Accelerator Research Organization)

14:30 Ab initio investigation of surface passivation coatings to suppress Nb oxide formation - Cristobal Mendez (Cornell University)

14:30 Magnetic flux expulsion lens: concept and measurements - Daniel Turner (European Organization for Nuclear Research)

14:30 Nb3Sn coatings on copper at INFN-LNL - Dorothea Fonnesu (Istituto Nazionale di Fisica Nucleare)

14:30 CNRS contribution to PIP-II project: overview and lessons learned from SSR2 cavities prototyping phase - David Longuevergne (Université Paris-Saclay, CNRS/IN2P3, IJCLab)

14:30 Strength evaluation of high-purity niobium single crystals considering crystal orientation - Masashi Yamanaka (High Energy Accelerator Research Organization)

14:30 Vertical test results for ITN single cell cavities - Eric Viklund (High Energy Accelerator Research Organization)

14:30 INFN LASA activities toward the PIP-II LB650 cavity production - Daniele Sertore (Istituto Nazionale di Fisica Nucleare, Laboratori Acceleratori e Superconduttività Applicata)

14:30 Conduction-cooled operation of an SRF multi-cell cavity - John Vennekate (Thomas Jefferson National Accelerator Facility)

14:30 Electromagnetic-thermal coupling study of the SHINE injector cavity - Xinghao Guo (Shanghai Advanced Research Institute)

14:30 Insights into the cryogenic operation of the ESS superconducting cryomodules during the first commissioning phase - Marek Skiba (European Spallation Source)

14:30 Status of the cryomodule tests as a part of Polish in-kind contribution to the European Spallation Source (ESS) realized by IFJ PAN - Dariusz Bocian (Institute of Nuclear Physics, Polish Academy of Sciences)

14:30 In-situ HRTEM monitoring of oxide layer decomposition and lattice defect evolution on Nb during Medium-T Baking - Yuan He (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 CEPC superconducting RF system EDR design and R&D - Jiyuan Zhai (Institute of High Energy Physics)

14:30 High-Q 3D niobium λ/4 coaxial cavities for quantum applications inspired by SRF technologies - Takaaki Takenaka (NTT Basic Research Laboratories)
17:30 Hot Topic 1
Hot Topic 1
17:30 - 18:30
Contributions

17:30 Hot Topic 1: sustainability of accelerator facilities - Arnaud Madur (CEA Paris-Saclay) Jie Gao (Chinese Academy of Sciences) Robert Laxdal (TRIUMF) Sergey Belomestnykh (Fermi National Accelerator Laboratory)
Tuesday 23 September 2025
08:30 SRF Facilities / Fundamental SRF research and development
SRF Facilities / Fundamental SRF research and development
08:30 - 10:30
Contributions

08:30 Recent progress of SRF linac projects, HIAF and CiADS, at IMP - Yuan He (Institute of Modern Physics, Chinese Academy of Sciences)

08:50 The path to high duty cycle (HDC) at EUXFEL: cryomodule developments - Serena Barbanotti (Deutsches Elektronen-Synchrotron DESY)

09:10 Progress of CSNS-II SRF system - Rui Ge (Institute of High Energy Physics)

09:30 Studies of in-situ baking of SRF niobium cavities without a furnace at HZB - Alena Prudnikava (Helmholtz-Zentrum Berlin für Materialien und Energie)

09:50 Enhancement of medium-temperature heat-treated SRF cavities for high quality and high gradient with supporting sample investigations - Julia Goedecke (Deutsches Elektronen-Synchrotron DESY)

10:10 SIS multilayer studies and status of the new cavity-coating system at University of Hamburg - Lea Preece (Universität Hamburg)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 Fundamental SRF research and development/ Cavities/ SRF Technologies
Fundamental SRF research and development/ Cavities/ SRF Technologies
11:00 - 13:10
Contributions

11:00 Systematic study of annealing effects on RF properties of HiPIMS Nb film - Bektur Abdisatarov (Fermi National Accelerator Laboratory)

11:20 Nb3Sn coating and conduction cooling R&D at KEK - Tomohiro Yamada (High Energy Accelerator Research Organization)

11:40 Advancements in HF-free bipolar pulsed electropolishing for next-generation superconducting cavities - Rong-Li Geng (Thomas Jefferson National Accelerator Facility)

12:00 Plasma electrolytic polishing of 1.3 GHz cavities - Eduard Chyhyrynets (Istituto Nazionale di Fisica Nucleare)

12:20 Plasma processing of FRIB low-beta cryomodules using higher-order modes - Patrick Tutt (Facility for Rare Isotope Beams)

12:40 Plasma processing under the microscope: a multi-diagnostic investigation from langmuir probes to cryogenic RF tests in low-beta SRF cavities - Camille CHENEY (Laboratoire de Physique des 2 Infinis Irène Joliot-Curie, Université Paris-Saclay)

12:55 Study of niobium surface under ultra hight vacuum after heat treatment for SRF cavities - Chahinez Boutelaa (Institut National de Physique Nucléaire et de Physique des Particules)
13:10 Lunch
Lunch
13:10 - 14:30
14:30
14:30 - 17:30
Contributions

14:30 Fabrication of seamless single-cell copper elliptical cavities through bulk-machining - Alan Saillet (European Organization for Nuclear Research)

14:30 Design, fabrication, assembling and testing of QWR/HWR cryomodules for HIAF project - Feng Bai (Institute of Modern Physics)

14:30 591 MHz SRF cavity for EIC ESR - Wencan Xu (Brookhaven National Laboratory)

14:30 High power FPC progress for EIC ESR SRF cavities - Wencan Xu (Brookhaven National Laboratory)

14:30 Design and simulation of conductive cooling for radio frequency superconducting cavities - Cong Zhang (Institute of High Energy Physics)

14:30 Current status of the high current 1.5 GHz SRF cavity prototypes for VSR Demo - Adolfo Velez (TU Dortmund University)

14:30 Development of a new system for Nb₃Sn thin film deposition on 1.3 GHz cavities - Matteo Lazzari (Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Legnaro)

14:30 A low-level radio frequency (LLRF) control system for multiple superconducting cavities based on MicroTCA.4 - Wenbin Gao (Institute of High Energy Physics)

14:30 Implementation of embedded EPICS for MELSEC iQ-R in the SRILAC LLRF System - Akito Uchiyama (RIKEN Nishina Center)

14:30 Application of the plasma processing technique to the ELBE SRF gun - Andre Arnold (Helmholtz-Zentrum Dresden-Rossendorf)

14:30 Beam characterization and lessons learned from beam commissioning prior to SRF linac integration - Jibong Hyun (National Institutes for Quantum Science and Technology)

14:30 Development of wet nitrogen doping to improve the performance of half-wave resonators - Kenji Saito (Facility for Rare Isotope Beams)

14:30 Status of the SRF cavity tuner for the MEXT-ATD / ITN cryomodule being built at KEK - Mathieu Omet (High Energy Accelerator Research Organization)

14:30 Development of a 1.3 GHz RF research cavity for use in testing of superconducting thin films - Nathan Leicester (Lancaster University)

14:30 Coming closer to high frequency gravitational waves detection with MAGO - Giovanni Marconato (Universität Hamburg)

14:30 Three years of operating the superconducting linac for the Linac Coherent Light Source (LCLS) - Sebastian Aderhold (SLAC National Accelerator Laboratory)

14:30 Developments for the RF transmission system for the ITN cryomodule - Prakash Joshi (The Graduate University for Advanced Studies, SOKENDAI)

14:30 Photon frequency conversion in high-Q superconducting resonators: axion electrodynamics, QED, and nonlinear meissner radiation - Hikaru Ueki (Louisiana State University)

14:30 Search for dark matter with superconducting cavities and qubits - Tatsumi Nitta (High Energy Accelerator Research Organization)

14:30 Multipacting analysis of the conditioning box of the 591 MHz SRF cavity fundamental-mode power coupler in EIC - Wencan Xu (Brookhaven National Laboratory)

14:30 Nb3Sn thin films for dark matter detection - Andre Juliao (Florida State University, Applied Superconductivity Center, National High Magnetic Field Laboratory, Lawrence Livermore National Laboratory)

14:30 Statistical analysis of field emission for SHINE project - Yue Zong (Shanghai Advanced Research Institute)

14:30 Optimization of deposition parameters for synthesising Nb3Sn film on copper cavity with and without buffer layer - Christopher Benjamin (Science and Technology Facilities Council)

14:30 Commissioning status of the RF power source for the LIPAc SRF linac - Kouki Hirosawa (National Institutes for Quantum Science and Technology)

14:30 Preparation and test of Nb3Sn film cavities by tin vapor method at Peking University - Ziyu Wang (Peking University)

14:30 Predicting the critical fields of the vortex state in impure superconductors - Lucas Wallace (University of Victoria)

14:30 Plasma processing on low beta SRF elliptical cavities - Elisa Del Core (Istituto Nazionale di Fisica Nucleare, Laboratori Acceleratori e Superconduttività Applicata)

14:30 In-situ plasma processing on low-beta cavities at the Argonne Tandem Linac Accelerator System (ATLAS) - Megan McIntyre (Argonne National Laboratory, DePaul University)

14:30 Improvement of performance for Nb/Cu hydroformed full-seamless cavity - Masashi Yamanaka (High Energy Accelerator Research Organization)

14:30 Status of SRF cavity fabrication in Cavity Fabrication Facility (CFF) at KEK. - Takayuki Saeki (High Energy Accelerator Research Organization)

14:30 Development of faults identification pipeline for SPIRAL2 LLRF data - Charly Lassalle (Université de Caen Normandie, GANIL)

14:30 Progress and challenges on SRF technology development for PERLE - Akira Miyazaki (Université Paris-Saclay, CNRS/IN2P3, IJCLab)

14:30 Test stand for HELIAC cryomodules at GSI - Thorsten Kuerzeder (Helmholtz Institute Mainz, GSI Helmholtz Centre for Heavy Ion Research)

14:30 Evolution of the ELBE SRF gun - improvements towards the 3rd generation - Petr Murcek (Helmholtz-Zentrum Dresden-Rossendorf)

14:30 LCLS-II-HE cavity and cryomodule test performance - James Maniscalco (SLAC National Accelerator Laboratory)

14:30 Point contact tunneling spectroscopy for SRF applications - Ivana Curci (Université Paris-Saclay)

14:30 Development of in situ thickness sensor for vapor diffused Nb3Sn films - Katrina Howard (University of Chicago)

14:30 CEBAF 2023 linac plasma processing gradient and Qo results - Michael McCaughan (Thomas Jefferson National Accelerator Facility)

14:30 Mechanically polishing electroplated Nb3Sn for higher accelerating gradients - Liana Shpani (Cornell University (CLASSE))

14:30 Measurements of the DC field of first vortex penetration on modern SRF materials using a vibrating sample magnetometer - Lucas Wallace (University of Victoria)

14:30 Field emission and particulate contamination in TRIUMF’s superconducting accelerators - Aveen Mahon (TRIUMF, University of Victoria)

14:30 Detailed surface morphological studies of Nb₃Sn treated by controllable bipolar pulsed electropolishing - Mingqi Ge (Thomas Jefferson National Accelerator Facility)

14:30 Density-functional theory study of novel recipes to reduce Nb3Sn grain boundary dissipation - Nathan Sitaraman (Cornell University)

14:30 Progress on theory of nanohydride dissipation - Nathan Sitaraman (Cornell University)

14:30 Field emission analysis in SRF cavities for PIP-II using GEANT4 - Kellen McGee (Fermi National Accelerator Laboratory)

14:30 Localization of field emission emitters in RAON HWRs using quality factor - Sungmin Jeon (Kyungpook National University)

14:30 Design and simulation of 975 MHz superconducting radio frequency cavity - Bo Wang (China Institute of Atomic Energy)

14:30 Experimental study on deposition of Nb3Sn thin films on 6 GHz copper half-cell using Co-sputtering - Jiawen Kan (Institute of High Energy Physics)

14:30 Towards Nb3Sn coated copper cavities for energy efficient SRF applications - Lambert Alff (Technical University of Darmstadt)

14:30 Cavity compensation studies in the JAEA-ADS superconducting linac using LightWin - Bruce Yee-Rendon (Japan Atomic Energy Agency)

14:30 Overview of metal cathode R&D for the CW L-band SRF photoinjector at DESY - Elmar Vogel (Deutsches Elektronen-Synchrotron DESY)

14:30 Results of 1.3 GHz Nb cavity coated with Nb3Sn thin film deposition by PVD magnetron sputtering - Reza Valizadeh (Science and Technology Facilities Council)

14:30 Research and development of Nb3Sn SRF cavity at IHEP - Peng Sha (Institute of High Energy Physics)

14:30 The plasma processing development for CSNS-II superconducting Linac - Cong Zhang (Institute of High Energy Physics)

14:30 Development of plasma processing of 1.3 GHz superconducting radiofrequency cavities at TRIUMF - Daniel Hedji (TRIUMF, University of Victoria)

14:30 RF measurement of plasma electrolytic polished 1.3 GHz full-seamless Nb/Cu cavities - Hayato Araki (High Energy Accelerator Research Organization)

14:30 Development of organic solvent electropolishing method for Nb cavities - Takeyoshi Goto (High Energy Accelerator Research Organization)

14:30 A novel manufacture of niobium foil cavities - Masashi Yamanaka (High Energy Accelerator Research Organization)

14:30 First elliptic cavity fabricated with metallographic polishing - Takeshi Dohmae (High Energy Accelerator Research Organization)

14:30 Performance analysis of the ESS SRF cavities from qualification to first operation run - Paolo Pierini (European Spallation Source)

14:30 Beam-based measurements on ESS SRF cavities - Paolo Pierini (European Spallation Source)

14:30 Status of the qualification campaign of the ESS elliptical cryomodules - Paolo Pierini (European Spallation Source)

14:30 Design of an MTCA.4-Based LLRF tuning controller for cryomodules at S3FEL - Jinfu Zhu (Institute of Advanced Science Facilities, Shenzhen)

14:30 Design study of a cryomodule that meets ILC requirements at KEK - Takafumi Hara (High Energy Accelerator Research Organization)

14:30 Recent progress of robotic R&D for SRF at KEK - Yasuchika Yamamoto (High Energy Accelerator Research Organization)

14:30 Damping microphonics in SRF cavities using boron nitride nanotubes - Kevin Jordan (Thomas Jefferson National Accelerator Facility)

14:30 Identifying the connections between grain growth and flux expulsion in low RRR niobium SRF cavities - Katrina Howard (University of Chicago)

14:30 Results from a helium flowmeter that measures SRF cavity Q0s In situ - Kevin Jordan (Thomas Jefferson National Accelerator Facility)

14:30 Real-time cavity simulator and tuner control system for the ITN cryomodule at KEK - Rishabh Bajpai (High Energy Accelerator Research Organization)

14:30 Initial results of the ESS cavities parameters identification at the TS2 towards future LLRF operation - Wojciech Cichalewski (Lodz University of Technology)

14:30 The RF design of a fast reactive tuner for UK-XFEL superconductor cavities - Hongping Jiang (Lancaster University, Cockcroft Institute)

14:30 Preliminary results of electromagnetic and beam dynamics simulation for optimizing an SRF gun cavity to maximize the beam brightness - Gowrishankar Hallilingaiah (Helmholtz-Zentrum Dresden-Rossendorf)

14:30 Specification, design, production including quality check and preparation for high-power test of input power couplers for SRF 5-year plan (MEXT-ATD) at KEK by global collaboration for ILC Technology Network (ITN) - Yasuchika Yamamoto (High Energy Accelerator Research Organization)

14:30 Characterization of multilayer SRF cavity materials using radioactive beam based techniques for gradient enhancement - Md Asaduzzaman (TRIUMF, University of Victoria)

14:30 Quality factor analysis of surface-passivated cavities at low gradients applying two level system models - Marc Wenskat (Universität Hamburg)

14:30 Plasma electrolytic polishing @ INFN: a versatile surface treatment for accelerator components and additive manufacturing - Eduard Chyhyrynets (Istituto Nazionale di Fisica Nucleare)
17:30 Hot Topic 2
Hot Topic 2
17:30 - 18:30
Contributions

17:30 Hot Topic 2: development toward extremely high performance superconducting cavities - Akira Miyazaki (Université Paris-Saclay, CNRS/IN2P3, IJCLab)
Wednesday 24 September 2025
08:30 Cavities / SRF Technologies
Cavities / SRF Technologies
08:30 - 10:30
Contributions

08:30 RF characterization of 1.3 GHz single-cell Nb/Cu full-seamless cavity manufactured by hydroforming - Hayato Araki (High Energy Accelerator Research Organization)

08:50 Nb3Sn superconducting cavity developments for heavy-ion beams - Troy Petersen (Argonne National Laboratory)

09:10 Towards high power tests of an FE-FRT for transient detuning - Samuel Smith (European Organization for Nuclear Research)

09:30 First beam acceleration using cryo-cooled Nb3Sn coated cavity at IMP - Ziqin Yang (Institute of Modern Physics, Chinese Academy of Sciences)

09:50 Beam acceleration with a Nb3Sn cryomodule at JLAB - Rong-Li Geng (Thomas Jefferson National Accelerator Facility)

10:10 Performance of the Cornell conduction-cooled Nb3Sn cavity cryomodule - Jake Parsons (Cornell University)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 Fundamental SRF reserch and development
Fundamental SRF reserch and development
11:00 - 13:10
Contributions

11:00 Insights on the effect of N and O impurities towards optimizing SRF cavity performance - Hannah Hu (University of Chicago)

11:20 Flux ratcheting: enhanced magnetic flux expulsion in SIS multilayer structures - Daniel Turner (European Organization for Nuclear Research)

11:40 Oxygen vacancies in niobium pentoxide as a source of two-level system losses in superconducting niobium - Daniel Bafia (Fermi National Accelerator Laboratory)

12:00 Direct measurement of magnetic fields generated in Nb3Sn samples during cooldown - Felix Kramer (Helmholtz-Zentrum Berlin für Materialien und Energie)

12:20 Measurements of RF magnetic field limits of Nb and Nb3Sn - Nicole Verboncoeur (Cornell University (CLASSE))

12:40 Dynamics of few-trapped vortices in niobium at microwave frequencies - Steven Anlage (University of Maryland, College Park)

12:55 Effects of thin gold layers on performance of 2.6 GHz SRF cavity - Sadie Seddon-Stettler (Cornell University)
13:10 Lunch and Free Time
Lunch and Free Time
13:10 - 15:00
Thursday 25 September 2025
08:30 Fundamental SRF research and development
Fundamental SRF research and development
08:30 - 10:30
Contributions

08:30 Production of Nb3Sn film on copper substrate by the bronze route and the RF characterization of samples with the quadrupole resonator - Ming Lu (Helmholtz-Zentrum Berlin für Materialien und Energie, Institute of Modern Physics, Chinese Academy of Sciences)

08:50 Development of Nb3Sn coatings on copper at INFN-LNL - Dorothea Fonnesu (Istituto Nazionale di Fisica Nucleare)

09:10 Improving quench fields of enhanced-Tc surfaces - Nathan Sitaraman (Cornell University)

09:30 Studies as a function of different ALD capping layers on cavity losses for QIS and accelerators - Laura Grassellino (Fermi National Accelerator Laboratory)

09:50 Understanding anti-Q-slope and Q-slope in SRF cavities: a unified theoretical framework - Antonio Bianchi (Istituto Nazionale di Fisica Nucleare)

10:10 Nonequilibrium corrections and Higgs mode in superconducting devices: unraveling the pronounced Anti-Q slope in high-frequency regime and current-dependent kinetic inductance - Takayuki Kubo (High Energy Accelerator Research Organization)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 SRF Technologies
SRF Technologies
11:00 - 13:10
Contributions

11:00 Semi-automatic robot assisted, clean assembly of PIP-II LB650 cavity string at CEA - Stéphane Berry (Commissariat à l'Énergie Atomique et aux Énergies Alternatives)

11:20 Status of robotics and automation in the SRF community and real applications - Laura Popielarski (Facility for Rare Isotope Beams)

11:40 Cavity surface inspection: automated defect detection using a short focus imaging system - Sonia Mathews (European Organization for Nuclear Research)

12:00 Status of the CW SRF gun development for LCLS-II-HE at FRIB - John Smedley (SLAC National Accelerator Laboratory)

12:20 Cold integration of the DESY CW L-band SRF gun cavity with Cu photocathode - Sonja Jaster-Merz (Deutsches Elektronen-Synchrotron DESY)

12:40 First beam commissioning of the bERLinPro superconducting radio-frequency (SRF) photoelectron gun - Axel Neumann (Helmholtz-Zentrum Berlin für Materialien und Energie)

12:55 Progress of assembly and installation of LIPAc SRF cryomodule under the EU–JA collaborative framework - Takashi Ebisawa (National Institutes for Quantum Science and Technology)
13:10 Lunch
Lunch
13:10 - 14:30
14:30
14:30 - 17:30
Contributions

14:30 RF in situ heating of a single and nine cell 1.3 GHz cavity - Julia Goedecke (Deutsches Elektronen-Synchrotron DESY)

14:30 Magnetic field sensitivity of a QWR under different cooldown dynamics - Philipp Kolb (TRIUMF)

14:30 Thermo-mechanical testing results for IC-DX ultra-low thermal expansion alloy at cryogenic temperature - Tomohiro Yamada (High Energy Accelerator Research Organization)

14:30 Feature of NC25 material and impact on flux trapping when used them for SRF cavity assembly - Kenji Saito (Facility for Rare Isotope Beams)

14:30 LCLS-II HE cryomodule test results after an uncontrolled vacuum event - Genfa Wu (Fermi National Accelerator Laboratory)

14:30 Improving the performance of mid-T baked niobium cavities through post-bake surface treatment - Genfa Wu (Fermi National Accelerator Laboratory)

14:30 Development of 1.5 GHz harmonic superconducting cavity and cryomodule - Zheng Mi (Chinese Academy of Sciences)

14:30 Design of a fast reactive tuner for 1.3 GHz TESLA cavities at MESA - Ricardo Monroy-Villa (Johannes Gutenberg University Mainz)

14:30 Status of the Mainz Energy-Recovering Accelerator (MESA) - Timo Stengler (Institut für Kernphysik)

14:30 High intensity proton cryomodule parasitic radiation analysis - Guillaume Devanz (CEA Paris-Saclay)

14:30 Low beta cavity production based on a novel procedure at IMP - Zhijun Wang (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 Measurement of low accelerating gradients in 1.3 GHz cavities at DESY - Mateusz Wiencek (Deutsches Elektronen-Synchrotron DESY)

14:30 Interface studies of Nb-AlN-NbTiN multilayers grown by PEALD - Isabel González Díaz-Palacio (Universität Hamburg)

14:30 Virtual cavity probe for the real-time identification of cavity burst-noise type in superconducting radio-frequency systems - Jin Ma (Institute of Modern Physics, Chinese Academy of Sciences)

14:30 Upgrades to the Daresbury Laboratory Vertical Facility and testing of PIP-II HB650 cavities - Andrew Blackett-May (ASTeC, STFC Daresbury Laboratory)

14:30 Thermal and magnetic flux dynamics in superconducting niobium cavities: implications for the threshold field limit - Ravikumar Gurazada (GITAM University)

14:30 A LHe-free test facility for thin film SRF cavity testing - Daniel Seal (Science and Technology Facilities Council, Cockcroft Institute)

14:30 Considerations on using SQUID metamaterials for tuning SRF cavities in accelerator applications - Thomas Oseroff (Cornell University)

14:30 Fabrication of the prototype spoke cavity for the JAEA-ADS linac - Jun Tamura (Japan Atomic Energy Agency)

14:30 Magnetic environment optimization in SRF testing at INFN-LASA - Michele Bertucci (Istituto Nazionale di Fisica Nucleare)

14:30 Strain gauge-based position monitoring of spaceframe-suspended SRF cavities - Nina Ohm (Helmholtz-Zentrum Berlin für Materialien und Energie)

14:30 Hybrid Wire Laser Additive Manufacturing and CNC machining for advanced SRF cavity fabrication - Oscar Azzolini (Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Legnaro)

14:30 Local magnetic field evolution in shielded SRF cavities during thermal cycling in a cryomodule-like configuration - Rocío Santiago Kern (Uppsala University)

14:30 The design and test of 648 MHz 6-cell elliptical cavity for CSNS-II - Wenzhong Zhou (Institute of High Energy Physics)

14:30 Preliminary cryogenic design for superconducting deflecting cavities for E2.0 - Marco Modica (Elettra-Sincrotrone Trieste S.C.p.A.)

14:30 Development of a cobot-assisted High Pressure Rinsing solution for SRF cavities - Nicolas Gandolfo (Université Paris-Saclay, CNRS/IN2P3, IJCLab)

14:30 The development and application of expansion joints - kai huang (FLEXTAI LTD)

14:30 Mock-up waveguide loop development toward a half-meter scale traveling-wave SRF cavity - Kellen McGee (Fermi National Accelerator Laboratory)

14:30 CFD simulation of micron-scale dust particle transport and deposition in superconducting accelerator vacuum lines - Zhizhen Luo (Institute of High Energy Physics)

14:30 Horizontal cryostat testing of the ORNL Spallation Neutron Source (SNS) Proton Power Upgrade (PPU) cryomodules at Jefferson Lab - Michael McCaughan (Thomas Jefferson National Accelerator Facility)

14:30 Enhancing superconducting radio-frequency performance with high-throughput method-assisted FeSe1-xTex coated Nb films - Chao Dong (Institute of High Energy Physics)

14:30 Progress of prototype RFD crab cavity string assembly for HL-LHC at TRIUMF - Zhongyuan Yao (TRIUMF)

14:30 HOM antenna upgrades and refurbishment of TESLA cavities for the MESA ER-Mode - Paul Plattner (Johannes Gutenberg University Mainz)

14:30 Molecular dynamics study on the mechanical behavior of pure and alloyed niobium for superconducting RF cavity applications - Taeyoung Yoon (Changwon National University)

14:30 Attempt to include beam loading effects in finite element method RF simulations for B-cell cryomodules - Thomas Oseroff (Cornell University)

14:30 Electrochemical impedance spectroscopy analysis of Nb electropolishing in HF solutions - Eric Viklund (High Energy Accelerator Research Organization)

14:30 When plastic meets particle physics: developing & characterising 3D-printed vacuum vessels for helium leak testing at high stakes and low pressures - Oliver Poynton (Science and Technology Facilities Council)

14:30 PIP-II LB650 cryomodules test bench at CEA - Hassen Jenhani (Commissariat à l'Énergie Atomique et aux Énergies Alternatives)

14:30 Mitigating residual magnetization in coldmass components via superconducting focusing lenses - Jacopo Bernardini (Fermi National Accelerator Laboratory)

14:30 Sideband excitation phenomena study in SRF vertical testing - Enrico Cenni (Commissariat à l'Énergie Atomique et aux Énergies Alternatives)

14:30 Preliminary physics design of 1.3 GHz superconducting electron gun - XiongHao Yuan (Shanghai Institute of Applied Physics)

14:30 String assembly for the first HELIAC cryomodule - Thorsten Kuerzeder (Helmholtz Institute Mainz, GSI Helmholtz Centre for Heavy Ion Research)

14:30 Construction of the LB650 pre-production cryomodule for the PIP-II linear accelerator - Nicolas Bazin (Commissariat à l'Energie Atomique)

14:30 Expansion of the line-up of high capacity 4 K GM-JT cryocooler system - Yuki Iino (Sumitomo Heavy Industries (Japan))

14:30 The RF power source systems of CSNS-II Linac RF superconducting cavities - Zhencheng Mu (Institute of High Energy Physics)

14:30 RaSTA 2.0 - development of a compact sample test cavity for surface resistance measurements - Sebastian Keckert (Helmholtz-Zentrum Berlin für Materialien und Energie)

14:30 Improved calorimetric cavity measurement techniques for the HB650 prototype cryomodule for PIP-II - Jeremiah Holzbauer (Fermi National Accelerator Laboratory)

14:30 Depth-resolved characterization of the magnetic field screening in superconducting RF materials near the critical field - Robert Laxdal (TRIUMF)

14:30 Role of niobium purity and thermal parameters in SRF cavity optimization - Ravikumar Gurazada (GITAM University)

14:30 Utilization of remote monitoring tools in the long-term operation of the superconducting linac at RIKEN - Kenta Kaneko (SHI Accelrator Service Ltd.)

14:30 RF and DC vortices in superconductors studied with time-dependent Ginzburg-Landau theory - Steven Anlage (University of Maryland, College Park)

14:30 New cleanroom nitrogen purge system to be used for superconducting radio frequency cavity string build at STFC - Stuart Wilde (Daresbury Laboratory)

14:30 Activities on medium grain niobium at DESY - Detlef Reschke (Deutsches Elektronen-Synchrotron DESY)

14:30 Characterizing and controlling recovery and recrystallization in Nb for improved SRF cavity performance - Eric Taleff (The University of Texas at Austin)

14:30 Beam envelope measurements using beam position monitors for low-beta superconducting linear accelerator - Takahiro Nishi (RIKEN Nishina Center)

14:30 Development of 1.3 GHz 3-cell superconducting cavities for high current application - Xiaowei Wu (Zhangjiang Laboratory)

14:30 Assembly of the LIPAc SRF LINAC cryomodule - Janic Chambrillon (Fusion for Energy)

14:30 Beam diagnostics and RF cavity operation during SCL3 beam commissioning at RAON - Jangwon Kwon (Institute for Basic Science)

14:30 Searching for axions: a new SRF cavity-based programme at CERN - Lee Millar (European Organization for Nuclear Research)

14:30 Fabrication of 1.3 GHz MgB2 superconductor-on-copper cavity using hybrid physical-chemical vapor deposition - Xiaoxing Xi (Temple University)

14:30 RF measurements and performance tests at 4K of cryomodule 1 cavities for HELIAC - Florian Dirk Dziuba (GSI Helmholtz Centre for Heavy Ion Research)

14:30 Unveiling the interplay: cold work, recrystallization, and flux expulsion in SRF cavities - Santosh Chetri (Florida State University)

14:30 The operation of ARIEL e-LINAC RF system - Yanyun Ma (TRIUMF)

14:30 Q degradation in operation in ISAC-II SC linac - Zhongyuan Yao (TRIUMF)

14:30 Development of niobium 3 GHz single-cell cavity for superconducting thin film research - Ryo Katayama (High Energy Accelerator Research Organization)

14:30 Impact of initial cold work on the bulk microstructure and flux expulsion performance of SRF Nb cavities - Santosh Chetri (Florida State University)

14:30 Study of multilayer thin-film structures in superconducting acceleration cavities - Taisei Sasaki (Tohoku University)

14:30 Contamination of the Nb3Sn evaporation coating furnace at IHEP: analysis of causes and solutions - Baiqi Liu (Institute of High Energy Physics)

14:30 European thin film roadmap - Oleg Malyshev (Science and Technology Facilities Council)

14:30 Additive manufacturing for seamless 6 GHz Nb/Cu cavity - Davide Ford (Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Legnaro)

14:30 Cold spray additive manufactured copper as substrate for thin film-SRF cavities - Fritz Motschmann (Commissariat à l'Energie Atomique)

14:30 Preliminary design of continuous wave low-level RF systems for S3FEL - Zhiyuan Zhang (Institute of Advanced Science Facilities, Shenzhen)

14:30 Study of interstitial oxygen concentration near surface of Mid-T heat treated Nb SRF cavities: frequency shift analysis - Rezvan Ghanbari (Universität Hamburg)

14:30 The effects of strain path and strain magnitude on the uniformity of recrystallization in high-RRR niobium 1.3 GHz half-cells - Zackery Thune (Michigan State University)

14:30 Point defects in Nb-based superconducting films probed by positron annihilation spectroscopy - Sebastian Klug (Helmholtz-Zentrum Dresden-Rossendorf)

14:30 The influence of rolling direction and surface pinning of deformed grain boundaries during recrystallization in high-RRR niobium sheet - Zackery Thune (Michigan State University)
17:30
17:30 - 18:30
Contributions

17:30 Dawn of new era for nuclear physics prevailed by the 2nd generation RI beam accelerator facilities in the world - Hiroyoshi Sakurai (RIKEN Nishina Center)
Friday 26 September 2025
08:30 Cavities / SRF Technologies
Cavities / SRF Technologies
08:30 - 10:30
Contributions

08:30 PIP-II SRF cavities performance and field emission mitigation strategy - Jeremiah Holzbauer (Fermi National Accelerator Laboratory)

08:50 SRF technology challenges for the electron ion collider - Zachary Conway (Thomas Jefferson National Accelerator Facility)

09:10 Production of 1.3 GHz cavities for SHINE project - Hongtao Hou (Shanghai Advanced Research Institute)

09:30 Cryogenics for SRF accelerator facilities - recent developments and challenges - Nusair Hasan (Facility for Rare Isotope Beams)

09:50 SRF Cavity Development for the FCC-ee at 400/800 MHz - Shahnam Gorgi Zadeh (European Organization for Nuclear Research)

10:10 Test of the first RF dipole cryomodule for HL-LHC - Nuria Valverde Alonso (European Organization for Nuclear Research)
10:30 Coffee
Coffee
10:30 - 11:00
11:00 Cavities / SRF Applications
Cavities / SRF Applications
11:00 - 12:40
Contributions

11:00 Experimental demonstration of the slotted waveguide elliptical SWELL cavity for high intensity SRF accelerators - Franck Peauger (European Organization for Nuclear Research)

11:20 Development of a traveling-wave (TW) structure for high gradients - Kellen McGee (Fermi National Accelerator Laboratory)

11:40 Overview on current activities of conduction-cooled SRF accelerators and their applications - John Vennekate (Thomas Jefferson National Accelerator Facility)

12:00 Perspectives of superconducting materials in SRF at high fields for large physics experiments - Nicola Pompeo (Roma Tre University, Istituto Nazionale di Fisica Nucleare, Sezione di Roma Tre)

12:20 Detection of high-f gravitational waves using SRF cavities - Marc Wenskat (Universität Hamburg) Bianca Giaccone (Fermi National Accelerator Laboratory)
13:30

13:30 - 16:30
Room: RIBF building

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