Name: TTC meeting 2018 at RIKEN Nishina Center
Start: 2018-06-26T08:30:00+09:00
End: 2018-06-29T17:30:00+09:00
Location: RIKEN Nishina Center

TTC meeting 2018 at RIKEN Nishina Center

from Tuesday 26 June 2018 (08:30) to Friday 29 June 2018 (17:30)

Monday 25 June 2018
Tuesday 26 June 2018

08:30

08:30 - 09:00
09:00
09:00 - 10:30
Room: RIBF Main Conference Room
Contributions

09:00 Welcome and Logistics - Hideto EN'YO(RNC) Naruhiko SAKAMOTO (RNC)

09:15 Introduction and update from last collaboration meeting - Hanse WEISE (DESY)

09:30 Overview on fabrication and treatment problems with QWR, HWR, Spoke - Zachary CONWAY (ANL)

10:00 Overview talks for niobium material and specification - Ari PALCZEWSKI (JLAB)
10:30 Coffee Break
Coffee Break
10:30 - 11:00
11:00 What are the performance limits for low beta resonators?
What are the performance limits for low beta resonators?
11:00 - 12:30
Room: RIBF Main Conference Room
Contributions

11:00 HWR/QWR test data – Rbcs/Ro - Robert Laxdal (TRIUMF)

11:25 Optimizing TEM mode cavity performance - Zack Conway (ANL)

11:50 Cavity performance from FRIB - Kenji Saito (FRIB)

12:15 The MP and FE analysis for low beta SRF cavity of China ADS demo facility - Cong Zhang (IMP)
How to improve the present specification for bulk Niobium?
How to improve the present specification for bulk Niobium?
11:00 - 12:30
Room: Nishina Hall
Contributions

11:00 Introduction - Sam Posen (Fermilab)

11:05 Performance in LCLS-II Cryomodules at Fermilab - Sam Posen (Fermilab)

11:15 Doping Results as a Function of Different Material for LCLS-II - Dan Gonnella (SLAC)

11:35 Microscopic Investigation of Flux Expulsion in Production Grade Niobium - Martina Martinello (FNAL)

11:55 Microstructural studies of Flux Expulsion and Entry in LCLS-II Material - Pashupati Dhakal (Jefferson Lab) S. Balachandran (NMFL)

12:10 First trial of temperature dependent EBSD measurement - Taro Konomi (KEK)

12:15 Discussion - ALL
12:30 Lunch
Lunch
12:30 - 14:00
Room: Main Cafeteria or Hirosawa Club Cafeteria
14:00 What are the performance limits for low beta resonators?
What are the performance limits for low beta resonators?
14:00 - 15:30
Room: RIBF Main Conference Room
Contributions

14:00 Issues on the prototyping of QWRs and HWRs - Juwan Kim (RISP)

14:25 Surface processing and the first VT result of QWRs for the SRILAC - Kazunari Yamada (RNC)

14:50 HWR010 performance and performance recovery on beam-line in IMP - He Yuan (IMP) ZHANG(IMP) Cong

15:15 Q recovery of the first prototype RIKEN QWR - Naruhiko Sakamoto (RNC)
How to improve the present specification for bulk Niobium?
How to improve the present specification for bulk Niobium?
14:00 - 15:30
Room: Nishina Hall
Contributions

14:00 The importance of recrystallization - Claire Antoine (CEA)

14:20 LG- and FG-Niobium SRF Cavity Fabrication and Test Results at KEK - Takeshi Dohmae (KEK)

14:40 Ingot Niobium for Efficient and Potentially Low Cost SRF Cavities - Pashupati Dhakal (JLab)

14:55 Experience with LG Niobium SRF Cavities - Kenji Saito (FRIB)

15:10 Discussion, and preparation for Vender’s session - ALL Akira Yamamoto (KEK and CERN)
15:30 Coffee Break
Coffee Break
15:30 - 16:00
16:00 What are the performance limits for low beta resonators?
What are the performance limits for low beta resonators?
16:00 - 17:30
Room: RIBF Main Conference Room
Contributions

16:00 SSR Balloon Cavity – first test results - Robert Laxdal (TRIUMF)

16:25 Testing 325 MHz SSR1 cavities for PIP-II - Alex Sukhanov (FNAL)

16:50 First High Power Test of ESS Spoke Cavity at FREIA - Han Li (Uppsala University)

17:15 Design study of spoke cavities for smaller multipacting effects - Siwon JANG (Korea U.)
How to improve the present specification for bulk Niobium?
How to improve the present specification for bulk Niobium?
16:00 - 17:30
Room: Nishina Hall
Contributions

16:00 Report from Tokyo-Denkai - Hiroaki Umezawa (TD)

16:10 Report from ATI - Philip O'larey (ATI)

16:20 Response from OTIC - HONGYUN Zhao (NINGXIA)

16:30 Report from HERAEUS - Akira Yamamoto (KEK and CERN) B. Spaniol

16:40 Report from ULVAC - S. Shinozawa(ULVAC) T. Nagata(ULVAC)

16:50 Report from CBMM - Gustavo Abdo (CBMM)

17:00 Panel Discussion to reach consensus for specification improvements - ALL
17:30 Break
Break
17:30 - 18:00

18:00

18:00 - 19:00
Room: #203, RIBF bldg. 2F
Wednesday 27 June 2018
09:00
09:00 - 10:30
Contributions

09:00 RIKEN overview and SRF activities - Osamu Kamigaito (RNC)

09:30 Lessons learned during module assembly and first cool-down test in FRIB - Ting Xu (MSU)

10:00 Recent theoretical and experimental progress in N2 doping and infusion - Mattia Checchin (FNAL)
10:30

10:30 - 10:40

10:40 Coffee Break
Coffee Break
10:40 - 11:00
11:00 What are the performance limits for low beta resonators?
What are the performance limits for low beta resonators?
11:00 - 12:30
Room: RIBF Main Conference Room
Contributions

11:00 ODU - coaxial test resonators – first results - Jean Delayen (ODU)

11:25 Coaxial test resonators for fundamental studies - Robert Laxdal (TRIUMF)

11:50 Fabrication and frequency tuning of QWRs for the SRILAC - Kenji Suda (RNC)

12:05 WG1 Summary Discussion - WG1 Conveners
How to improve the present specification for bulk Niobium?
How to improve the present specification for bulk Niobium?
11:00 - 12:30
Room: Nishina Hall
Contributions

11:00 LG Cavity Experience at DESY - Jacek Sekutowicz (DESY)

11:20 Experimental Study of Flux Expulsion and Cold Work - Sam Posen (FNAL)

11:35 Eddy Current Scanning of Large Niobium Sheets - Felix Schlander (ESS)

11:45 Effect of high Tantalum for cost-effective SRF Cavities - Ganapati Myneni (ISOHIM)

12:00 Niobium RRR Dependence on SRF Cavity Performance - Akira Yamamoto (KEK and CERN) Takayuki Kubo (KEK)

12:10 Discussion: How we may improve Nb specification? - ALL
12:30 Lunch
Lunch
12:30 - 14:00
Room: Main Cafeteria or Hirosawa Club Cafeteria
14:00 High Q and high gradient performance
High Q and high gradient performance
14:00 - 15:30
Room: RIBF Main Conference Room
Contributions

14:00 Recent results of N-infusion at KEK/J-PARC - Kensei Umemori (KEK)

14:18 Update on infusion studies at Jlab - Pashupati Dhakal (JLab)

14:36 Update on high-Q/high gradient research at Fermilab - Anna Grassellino (FNAL)

15:12 Status Update DESY - Marc Wenskat (DESY)
Special applications of SRF cavities
Special applications of SRF cavities
14:00 - 15:30
Room: Nishina Hall
Contributions

14:00 KEK SRF-gun Program - Taro Konomi (KEK)

14:15 DESY SRF-gun Program - Reschke Detlef (DESY)

14:30 HZB SRF-gun Program - Kühn Julius (HZB)

14:45 HZB SRF-gun Cluster - Thorsten Kamps (HZB)

15:00 PKU SRF-gun Program - Kexin Liu (PKU)

15:15 HZDR SRF-gun Program - Jochen Teichert (HZDR)
15:30 Coffee Break
Coffee Break
15:30 - 16:00
16:00 High Q and high gradient performance
High Q and high gradient performance
16:00 - 17:30
Contributions

16:00 Update on infusion studies at Cornell - Peter Koufalis (Cornell)

16:18 Latest insight from high-frequency cavity experiments - Martina Martinello (FNAL)

16:36 Nitrogen Doping at PKU - Jiankui Hao (PKU)

16:54 N-doping study at KEK - Takafumi Okada (KEK)

17:12 Nb3Sn Results from FNAL - Sam Posen (FNAL)
Special applications of SRF cavities
Special applications of SRF cavities
16:00 - 17:30
Room: Nishina Hall
Contributions

16:00 SLAC SRF-gun Program - Bruce Dunham (SLAC)

16:15 BNL SRF-gun Program - Kentaro Mihara (BNL) LITVINENKO Vladimir (SBU)

16:30 SRF Deflecting Cavity using Novel Fabrication Methods - Robert Laxdal (TRIUMF)

16:45 CERN crab cavity comissioning experience - Rama Calaga (CERN)

17:00 HL-LHC Crab cavity HOM studies - DELAYEN Jean (ODU)

17:15 Discussion on topics of Session 1 and 2
17:30 Break
Break
17:30 - 18:00

18:00

18:00 - 19:00
Room: #203, RIBF bldg. 2F
Thursday 28 June 2018
09:00 High Q and high gradient performance
High Q and high gradient performance
09:00 - 10:30
Room: RIBF Main Conference Room
Contributions

09:00 Results of the direct cutout studies of a N-infused cavity - A. Romanenko (FNAL)

09:18 Sample analysis at KEK - Taro Konomi (KEK)

09:36 Surface study of nitrogen-infused Nb samples - A. D. Pandey (DESY)

09:54 Sample Analysis - JLAB - Pashupati Dhakal (JLab)

10:12 Sample analysis - IHEP - Chao Dong (IHEP)
Special applications of SRF cavities
Special applications of SRF cavities
09:00 - 10:30
Room: Nishina Hall
Contributions

09:00 Pulse Compression, VSR Project - Benjamin Hall (HZB)

09:15 Harmonic SC cavity for BESSY-VSR at HZB: - Benjamin Hall (HZB)

09:25 Harmonic SC cavity for Shanghai Light Source: - Hongtao Hou (SINAP)

09:40 HOM-based Diagnostics in SC Accelerating Cavities at FLASH and the European XFEL - Alexey Sulimov (DESY)

09:55 Design of a 9-cell SC cavity for EUV light source at KEK - Taro Konomi (KEK)

10:10 SRF Quantum Computing - A. Romanenko (FNAL)

10:25 Discussion
10:30 Coffee Break
Coffee Break
10:30 - 11:00
11:00 High Q and high gradient performance
High Q and high gradient performance
11:00 - 12:30
Room: RIBF Main Conference Room
Contributions

11:00 Thoretical insight on the non-uniform impurity distribution role in enhancing the maximum gradients - V. NGAMPRUETIKORN (NEU)

11:18 Insight into superheating from recent muSR studies at TRIUMF - Robert Laxdal (TRIUMF)

11:36 Cornell Theory - D. Liarto (Cornell) P. Koufalis (Cornell)

11:54 Open discussion
Special applications of SRF cavities
Special applications of SRF cavities
11:00 - 12:30
Room: Nishina Hall
Contributions

11:00 Electro-hydro forming & Future prospects - Marco Garlasche (CERN)

11:15 Plasma Cleaning R&D at FNAL - Paolo Berrutti (FNAL)

11:30 RFD cavity processing update - Paolo Berrutti (FNAL)

11:40 EP of LHC crab cavities - Morita Yoshiyuki (KEK)

11:55 LCLS-II Cryomodule Transport Issues - Chris Adolphsen (SLAC)

12:10 Developments Requested for Future Heavy Ion SRF LINACs from FRIB Experience - Kenji Saito (FRIB)

12:25 Discussion
12:30 Lunch
Lunch
12:30 - 14:00
Room: Main Cafeteria or Hirosawa Club Cafeteria
14:00
14:00 - 15:30
Room: RIBF Main Conference Room
Contributions

14:00 Overview talks for Nb3Sn and other thin film technology - Grigory Eremeev (Jlab)

14:30 SC CH structure in Mainz/Frankfurt/Darmstadt - Florian Dziuba (GSI)

15:00 Technical progress of crab cavity in fabrication and tests at CERN - Marco Garlasche (CERN)
15:30 Coffee Break
Coffee Break
15:30 - 16:00
16:00 Warm vacuum sections between low beta cryomodules
Warm vacuum sections between low beta cryomodules
16:00 - 17:30
Room: RIBF Main Conference Room
Contributions

16:00 Cold trap in the beamline - Robert Laxdal (TRIUMF)

16:05 Application of NEG coating chamber beside the SRF cryomodule in cERL at KEK - Hiroshi Sakai (KEK)

16:10 Particle contamination in CEBAF beamline - Rong-Li Geng (Jlab)

16:15 Design parameters for Warm sections and particle free NEG test for ESS/STFC and LCLS-II - Marcelo Juni Ferreira (ESS)

16:20 FRIB beamline integration plan - Hiroyuki Ao (FRIB)

16:25 Development of NEG-based differential pumping system for SRILAC at RIBF - Hiroshi Imao (RNC)

16:30 Hot Topic discussions
17:30 Break
Break
17:30 - 18:00

18:00

18:00 - 20:00
Room: Main Cafeteria
Friday 29 June 2018
09:00 WG1 Summary - WG-1 conveners
WG1 Summary
- WG-1 conveners
09:00 - 09:15
Room: RIBF Main Conference Room
09:15 WG2 Summary - WG-2 conveners
WG2 Summary
- WG-2 conveners
09:15 - 09:30
Room: RIBF Main Conference Room
09:30 WG3 Summary - WG-3 conveners
WG3 Summary
- WG-3 conveners
09:30 - 09:45
Room: RIBF Main Conference Room
09:45 WG4 Summary - WG-4 conveners
WG4 Summary
- WG-4 conveners
09:45 - 10:00
Room: RIBF Main Conference Room
10:00 TB report - Eiji Kako (KEK)
TB report
- Eiji Kako (KEK)
10:00 - 10:15
Room: RIBF Main Conference Room
10:15 CB report - Hans Weise (DESY)
CB report
- Hans Weise (DESY)
10:15 - 10:30
Room: RIBF Main Conference Room
10:30 Coffee Break
Coffee Break
10:30 - 11:00
Room: RIBF Main Conference Room
11:00
11:00 - 12:30
Room: RIBF Main Conference Room
Contributions

11:00 Industrial applications in compact-ERL at KEK: EUV light source for semiconductor lithography, Mo-99 production for medical application, and Non-destructive inspection for nuclear security system - Hiroshi Kawata (KEK)

11:45 Next generation high intensity neutron source at QST-Rokkasho; A-FNS - Keishi Sakamoto (QST)
12:30

12:30 - 13:00
Room: RIBF Main Conference Room

13:00 Lunch
Lunch
13:00 - 14:30
Room: Main Cafeteria or Hirosawa Club Cafeteria

14:30

14:30 - 17:30

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