Name: International Workshop on Breakdown Science and High Gradient Technology (HG2012 is an ICFA mini-workshop)
Start: 2012-04-18T08:45:00+09:00
End: 2012-04-20T17:00:00+09:00
Location: KEK Tsukuba

International Workshop on Breakdown Science and High Gradient Technology (HG2012 is an ICFA mini-workshop)

from Wednesday, April 18, 2012 (8:45 AM) to Friday, April 20, 2012 (5:00 PM)

Monday, April 16, 2012
Tuesday, April 17, 2012
Wednesday, April 18, 2012

8:30 AM Registration
Registration
8:30 AM - 9:00 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:00 AM Opening address - Shin-ichi KUROKAWA
Opening address
- Shin-ichi KUROKAWA
9:00 AM - 9:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:10 AM Status and objectives of the CLIC X-band activity - Walter Wuensch
Status and objectives of the CLIC X-band activity
- Walter Wuensch
9:10 AM - 9:25 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:25 AM Report from SLAC - S Tantawi
Report from SLAC
- S Tantawi
9:25 AM - 9:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:40 AM Nextef results ＆ status - Higo Toshiyasu
Nextef results ＆ status
- Higo Toshiyasu
9:40 AM - 9:55 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:55 AM Discussion of workshop mission and information of practical issues
Discussion of workshop mission and information of practical issues
9:55 AM - 10:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

10:10 AM Coffee
Coffee
10:10 AM - 10:30 AM
Room: Lounge
10:30 AM Directions for CLIC structures: Lower energy machines and overview of damping alternatives - Alexej Grudiev (CERN)
Directions for CLIC structures: Lower energy machines and overview of damping alternatives
- Alexej Grudiev (CERN)
10:30 AM - 10:50 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
10:50 AM Choke mode structure development - Jiaru Shi
Choke mode structure development
- Jiaru Shi
10:50 AM - 11:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:10 AM Overview of The Status of Higher Order Mode Suppression with a Damped Detuned Linac for CLIC: CLIC_DDS - Roger Jones
Overview of The Status of Higher Order Mode Suppression with a Damped Detuned Linac for CLIC: CLIC_DDS
- Roger Jones
11:10 AM - 11:30 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:30 AM Discussion
Discussion
11:30 AM - 11:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

11:40 AM Lunch
Lunch
11:40 AM - 1:00 PM
1:00 PM Breakdown Study on An L-band 5-Cell SW Structure - Faya Wang
Breakdown Study on An L-band 5-Cell SW Structure
- Faya Wang
1:00 PM - 1:15 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:15 PM Detuning of high-power tested structures - explained! - Jiaru Shi
Detuning of high-power tested structures - explained!
- Jiaru Shi
1:15 PM - 1:30 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:30 PM Summary of progress towards CLIC goals and next steps - Steffen Doebert
Summary of progress towards CLIC goals and next steps
- Steffen Doebert
1:30 PM - 1:45 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:45 PM High graidnet results from single-cell setup - Valery Dolgashev (SLAC)
High graidnet results from single-cell setup
- Valery Dolgashev (SLAC)
1:45 PM - 2:00 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:00 PM Discussion
Discussion
2:00 PM - 2:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall

2:10 PM Coffee
Coffee
2:10 PM - 2:30 PM
Room: Lounge
2:30 PM The high power demonstration of the PETS ON/OFF operation - Igor Syratchev (CERN)
The high power demonstration of the PETS ON/OFF operation
- Igor Syratchev (CERN)
2:30 PM - 2:50 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:50 PM Some interesting results and analysis from CTF3 - Wilfrid Farabolini (CEA DAPNIA)
Some interesting results and analysis from CTF3
- Wilfrid Farabolini (CEA DAPNIA)
2:50 PM - 3:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:10 PM AWA high current beam for 10 - 100 GHz RF generations - Wei Gai (Argonne National Laboratory)
AWA high current beam for 10 - 100 GHz RF generations
- Wei Gai (Argonne National Laboratory)
3:10 PM - 3:30 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:30 PM Discussion
Discussion
3:30 PM - 3:40 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:40 PM Tour CFF (Superconducting Cavity Fabrication Facility) - Kenji Ueno (KEK)
Tour CFF (Superconducting Cavity Fabrication Facility)
- Kenji Ueno (KEK)
3:40 PM - 5:00 PM
Tour Nextef (New X-band Test Facility) - Shuji Matsumoto (KEK)
Tour Nextef (New X-band Test Facility)
- Shuji Matsumoto (KEK)
3:40 PM - 5:00 PM
5:30 PM Welcome Party
Welcome Party
5:30 PM - 7:00 PM
Thursday, April 19, 2012
9:00 AM Atomistic approach in simulations of electrical breakdowns on metal surfaces - Flyura Djurabekova
Atomistic approach in simulations of electrical breakdowns on metal surfaces
- Flyura Djurabekova
9:00 AM - 9:20 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:20 AM State of 3D Vacuum Arc Discharge Simulation via PIC-DSMC - Matthew Hopkins
State of 3D Vacuum Arc Discharge Simulation via PIC-DSMC
- Matthew Hopkins
9:20 AM - 9:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:40 AM Recent computational results for rf breakdown mitigation - Zeke Insepov
Recent computational results for rf breakdown mitigation
- Zeke Insepov
9:40 AM - 10:00 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
10:00 AM Discussion
Discussion
10:00 AM - 10:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

10:10 AM Coffee
Coffee
10:10 AM - 10:30 AM
10:30 AM 20 K cold RF gun - Vladimir Vogel
20 K cold RF gun
- Vladimir Vogel
10:30 AM - 10:50 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
10:50 AM Operating experience of J-PARC RFQs - Yasuhiro Kondo
Operating experience of J-PARC RFQs
- Yasuhiro Kondo
10:50 AM - 11:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:10 AM Ignition of unipolar arcing using nanostructured tungsten - Shin Kajita
Ignition of unipolar arcing using nanostructured tungsten
- Shin Kajita
11:10 AM - 11:30 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:30 AM Discussion
Discussion
11:30 AM - 11:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

11:40 AM Lunch
Lunch
11:40 AM - 12:45 PM

12:45 PM

12:45 PM - 1:00 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:00 PM Recent results from in situ field emission measurements in the SEM at Uppsala University - Tomoko Muranaka
Recent results from in situ field emission measurements in the SEM at Uppsala University
- Tomoko Muranaka
1:00 PM - 1:20 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:20 PM Development of Field Emitter Scanner under SEM Observation - Shigeki Kato
Development of Field Emitter Scanner under SEM Observation
- Shigeki Kato
1:20 PM - 1:40 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:40 PM Field Emission Study inside an SEM - Lisa Laurent
Field Emission Study inside an SEM
- Lisa Laurent
1:40 PM - 2:00 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:00 PM Discussion
Discussion
2:00 PM - 2:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall

2:10 PM Coffee
Coffee
2:10 PM - 2:30 PM
2:30 PM 3.6-cell RF Gun for LUCX - Masafumi Fukuda
3.6-cell RF Gun for LUCX
- Masafumi Fukuda
2:30 PM - 2:50 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:50 PM High gradient performance of RF gun and S-band accelerator structure for dark current reduction - Tsutomu Taniuchi
High gradient performance of RF gun and S-band accelerator structure for dark current reduction
- Tsutomu Taniuchi
2:50 PM - 3:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:10 PM High gradient performance of C-band accelerator in SACLA - Takahiro Inagaki
High gradient performance of C-band accelerator in SACLA
- Takahiro Inagaki
3:10 PM - 3:30 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:30 PM Fabrication and Measurement Issues for High Gradient Test Accelerator Structures - Juwen Wang (SLAC)
Fabrication and Measurement Issues for High Gradient Test Accelerator Structures
- Juwen Wang (SLAC)
3:30 PM - 3:40 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:40 PM

3:40 PM - 5:00 PM
Friday, April 20, 2012
9:00 AM Precise machining of CLIC structure - Sandrine LECUREUIL (MECACHROME FRANCE)
Precise machining of CLIC structure
- Sandrine LECUREUIL (MECACHROME FRANCE)
9:00 AM - 9:20 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:20 AM Manufacturability & industrialization (cont control, yield optimizaiton, cycle time improvement) - Hans PRIEM
Manufacturability & industrialization (cont control, yield optimizaiton, cycle time improvement)
- Hans PRIEM
9:20 AM - 9:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
9:40 AM Progress on TD24 accelerating structures fabrication and wakefield monitor experiment preparation - Franck Peauger (CEA - Centre d'Etudes de Saclay (FR))
Progress on TD24 accelerating structures fabrication and wakefield monitor experiment preparation
- Franck Peauger (CEA - Centre d'Etudes de Saclay (FR))
9:40 AM - 10:00 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
10:00 AM Discussion
Discussion
10:00 AM - 10:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

10:10 AM Coffee
Coffee
10:10 AM - 10:30 AM
Room: Lounge
10:30 AM Report on X-band klystron commissioning - Jan Kovermann (III. Physikalisches Institut (B) - Rheinisch-Westfaelische Tech.)
Report on X-band klystron commissioning
- Jan Kovermann (III. Physikalisches Institut (B) - Rheinisch-Westfaelische Tech.)
10:30 AM - 10:50 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
10:50 AM Experience with X-band at FERMI@Elettra FEL - Geraldo D'Auria
Experience with X-band at FERMI@Elettra FEL
- Geraldo D'Auria
10:50 AM - 11:10 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:10 AM 10MW X-band klystron development (Mitsubishi electric or by Mitsuhiro Yoshida (KEK)) - Kiyohiko Yoshida
10MW X-band klystron development (Mitsubishi electric or by Mitsuhiro Yoshida (KEK))
- Kiyohiko Yoshida
11:10 AM - 11:30 AM
Room: Kenkyuhonkan 1F Kobayashi Hall
11:30 AM Discussion
Discussion
11:30 AM - 11:40 AM
Room: Kenkyuhonkan 1F Kobayashi Hall

11:40 AM Lunch
Lunch
11:40 AM - 1:00 PM
1:00 PM Multi purpose X Band structure (fabrication, testing, first practical experiences) - Micha Dehler (PSI)
Multi purpose X Band structure (fabrication, testing, first practical experiences)
- Micha Dehler (PSI)
1:00 PM - 1:20 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:20 PM Commissioning of On-site Partial CT Evaluation of 950 keV and 3.95 MeV X-band linac X-ray sources - Mitsuru Uesaka
Commissioning of On-site Partial CT Evaluation of 950 keV and 3.95 MeV X-band linac X-ray sources
- Mitsuru Uesaka
1:20 PM - 1:40 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
1:40 PM X-band accelerator systems for medical and industrial applications - Eiji Tanabe
X-band accelerator systems for medical and industrial applications
- Eiji Tanabe
1:40 PM - 2:00 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:00 PM Discussion
Discussion
2:00 PM - 2:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall

2:10 PM Coffee
Coffee
2:10 PM - 2:30 PM
Room: Lounge
2:30 PM Chanlenges and Progress on high gradient dielectric structures - Jing Chunguang
Chanlenges and Progress on high gradient dielectric structures
- Jing Chunguang
2:30 PM - 2:50 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
2:50 PM Klystron-based X-band LC - Radoje Belusevic (KEK)
Klystron-based X-band LC
- Radoje Belusevic (KEK)
2:50 PM - 3:10 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:10 PM CLIC project perspective - Steinar Stapnes (CERN)
CLIC project perspective
- Steinar Stapnes (CERN)
3:10 PM - 3:30 PM
Room: Kenkyuhonkan 1F Kobayashi Hall
3:30 PM Conclusion
Conclusion
3:30 PM - 3:40 PM
Room: Kenkyuhonkan 1F Kobayashi Hall

3:40 PM

3:40 PM - 5:00 PM
Room: Kenkyuhonkan 1F Kobayashi Hall

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