Name: 2nd Collaboration Meeting on X-band Accelerator Structure Design and Test-Program
Start: 2008-05-13T08:30:00+02:00
End: 2008-05-15T15:00:00+02:00
Location: KEK

2nd Collaboration Meeting on X-band Accelerator Structure Design and Test-Program

from Tuesday 13 May 2008 (08:30) to Thursday 15 May 2008 (15:00)

Monday 12 May 2008
Tuesday 13 May 2008

08:30

08:30 - 09:00
Room: Building No.4 Seminar hall
09:00
09:00 - 10:30
Room: Building No.4 Seminar hall
Contributions

09:00 Opening Address - Yukihide kamiya (KEK)

09:10 CLIC rf structure development program overview - Walter WUENSCH (CERN)

09:35 Progress in High Gradient Research for Future Colliders In The US - Sami Tantawi (SLAC)

10:00 X-band high gradient activities at KEK - Toshiyasu Higo (KEK)

10:25 Announcement - Shuji Matsumoto (KEK)
10:30 coffee break
coffee break
10:30 - 10:45
Room: Building No.4 Seminar hall
10:45
10:45 - 11:45
Room: Building No.4 Seminar hall
Contributions

10:45 The nominal CLIC accelerating structure: CLIC_G - Alexej Grudiev (CERN)

11:05 Test Accelerating Structures: designs, objectives and critical issues - Riccardo Zennaro (CERN)

11:25 Introduction to the PETS design and testing program - Igor SYRATCHEV (CERN)
11:45 Lunch
Lunch
11:45 - 13:00
Room: KEK Cafeteria

13:00

13:00 - 14:00
Room: Building No.4 Seminar hall

13:00 - 17:00
Room: Building No.4 Seminar hall
14:00
14:00 - 14:55
Room: Building No.4 Seminar hall
Contributions

14:00 Damping and detuning the wake-field in CLIC X-band structures - Roger Jones (University of Manchester)

14:20 Development of single-cell accelerating structures - Valery Dolgashev (SLAC)

14:40 Discussion on design - Toshiyasu Higo (KEK)
14:55
14:55 - 16:15
Room: Building No.4 Seminar hall
Contributions

14:55 Test structure fabrication: procedures, documentation and status - germana riddone (CERN)

15:15 SLAC Activities for Collaboration of X-Band Structure Design and Fabrication - Juwen Wang (SLAC)

15:35 Quadrant fabrication study - Toshikazu Takatomi (KEK)

15:55 General engineering and integration issues concerning the design of accelerating structure - Risto Juhani Nousiainen (Helsinki Institute of Physics (HIP) - Univ. of Helsinki, Fac. of)
16:15 Coffee break
Coffee break
16:15 - 16:30
Room: Building No.4 Seminar hall
16:30
16:30 - 18:00
Room: Building No.4 Seminar hall
Contributions

16:30 Disk-damped versus quadrant-damped from engineering view point - Yasuo Higashi (KEK)

16:50 Comparative analysis of disk and quadrant manufacture - germana riddone (CERN)

17:10 Manufacturing Experinece with Acceleration structures - Richard Zoetewey (VDL)

17:30 Brain stroming on fabrication issues - Yasuo Higashi (KEK)
Wednesday 14 May 2008

08:30 Morning coffee
Morning coffee
08:30 - 09:00
Room: Building No.4 Seminar hall
09:00
09:00 - 10:30
Room: Building No.4 Seminar hall
Contributions

09:00 Review of NLC/GLC Structure Results - Chris Adolphsen (SLAC)

09:20 Review of Structure Results at NLCTA Post NLC/GLC - Chris Adolphsen (SLAC)

09:40 Recent 30 GHz results - Steffen Doebert (CERN)

10:00 High gradient study result of T18_VG2.4_Disk - Steffen Doebert (CERN)
10:30 Coffee break
Coffee break
10:30 - 10:45
Room: Building No.4 Seminar hall
10:45
10:45 - 11:45
Room: Building No.4 Seminar hall
Contributions

10:45 Comprehensive Analysis of rf Test Results - Alexej Grudiev (CERN)

11:05 Comparative analysis of OFE, CuZr: breakdown and pulsed surface heating - Sergio Calatroni (CERN)

11:25 Summary and discussion of present status of high gradient performance - Toshiyasu Higo (KEK)
11:45 Lunch
Lunch
11:45 - 13:15
Room: KEK Cafeteria
13:15 Tour to laboratories and workshops
Tour to laboratories and workshops
13:15 - 16:10
Room: Building No.4 Seminar hall
Contributions

13:15 Nextef high power establishment - Shuji Matsumoto (KEK)

13:35 Nextef high gradient experiment status - Toshiyasu Higo (KEK)

13:55 Explanation of tour - Shuji Matsumoto (KEK)

14:00 Meeting picture - Nobu Toge (KEK)

14:10 Guided tour - Kazue Yokoyama (KEK) Kenji Ueno (KEK) Shuji Matsumoto (KEK) Yasuo Higashi (KEK)
16:10 coffee break
coffee break
16:10 - 16:30
Room: Building No.4 Seminar hall
16:30
16:30 - 18:10
Room: Building No.4 Seminar hall
Contributions

16:30 Copper treatment for single-cell standing-wave structure - Yasuo Higashi (KEK)

16:50 Status of tests of single cell accelerating structures - Valery Dolgashev (SLAC)

17:10 Narrow waveguide experiment - Kazue Yokoyama (KEK)

17:30 Pulsed heating experiments - Lisa Laurent (SLAC)

17:50 Discussion toward ultimate gradient
18:40 Banquet
Banquet
18:40 - 20:40
Room: Sansui Tei
Thursday 15 May 2008

08:30 Morning coffee
Morning coffee
08:30 - 09:00
Room: Building No.4 Seminar hall
09:00
09:00 - 10:30
Room: Building No.4 Seminar hall
Contributions

09:00 Planned program on crab cavity for CLIC - Roger Jones (University of Manchester)

09:20 Two beam test stand - Igor SYRATCHEV (CERN)

09:40 Plans for the CERN klystron based test stand - Karl-Martin Schirm (CERN)

10:00 Status of ASTA, Two-Pack system, and RF components Developments - Sami Tantawi (SLAC)
10:30 Coffee break
Coffee break
10:30 - 10:45
Room: Building No.4 Seminar hall
10:45
10:45 - 11:45
Room: Building No.4 Seminar hall
Contributions

10:45 Waveguide valve design with TE10 mode transmission - Sergey Kazakov (Institute for Theoretical and Experimental Physics (ITEP))

11:05 Summary of high power devices and components for high gradient tests - Shuji Matsumoto (KEK)
11:45 Lunch
Lunch
11:45 - 13:15
Room: KEK Cafeteria
13:15
13:15 - 14:15
Room: Building No.4 Seminar hall
Contributions

13:15 Testing program & milestones for CLIC - Steffen Doebert (CERN)

13:35 Strategy for high gradient - Sami Tantawi (SLAC) Toshiyasu Higo (KEK) Walter WUENSCH (CERN)
14:15
14:15 - 15:00
Room: Building No.4 Seminar hall
Contributions

14:15 Summary - Toshiyasu Higo (KEK)

14:45 Closing remark - Atsushi Enomoto (KEK)

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