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1st SPL Collaboration Meeting

11–12 Dec 2008
CERN
Europe/Zurich timezone

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Contribution List

65 / 65
12. Welcome
Lyn Evans
11/12/2008, 09:00
10. SPL study and meeting goals
Roland garoby
11/12/2008, 09:10
11. SPL specifications and design choices
Frank Gerigk
11/12/2008, 09:30
15. CEA (Saclay) plans
Stephane Chel (Centre d'Etudes de Saclay (CEA-Saclay))
11/12/2008, 10:20
16. IN2P3 (Orsay) plans
Patxi Duthil (IPNO - IN2P3 - CNRS)
11/12/2008, 10:40
17. TRIUMF plans
Rick Baartman, Robert Laxdal
11/12/2008, 11:00
19. Cockcroft Institute plans
Amos Dexter
11/12/2008, 11:20
20. Stony Brook / BNL plans
Ilan Ben-Zvi, Rama Buchi Rao Calaga
11/12/2008, 11:40
21. Explanation/Discussion on the mandates of the working groups
Roland garoby
11/12/2008, 12:00
53. Introduction to the meeting
11/12/2008, 14:00
4. On the optimum choice of the geometric beta of the sc cavities
Frank Gerigk
11/12/2008, 14:00
Make recommendation on geometrical beta based on beam dynamics issues, in view of the impact on power dissipation, max. gradient, and required equipment (high pressure water rinsing, electropolishing, ...)
64. RF Power Distribution for SPL - Introduction
Edmond Ciapala (CERN)
11/12/2008, 14:00
54. Contribution from CNRS (France)
11/12/2008, 14:15
6. Discussion on cavity beta and other design issues
11/12/2008, 14:15
Other design issues: Optimize cavity geometry w.r.t. peak fields, multipactor, robustness against Lorentz-force detuning, tunability, HOM spectra, cross-talk between cavities (from HOM or electron propagation, ...) Identify potential contributers and deadlines
66. RF Power Distribution = System Layout and Components
DANIEL VALUCH (CERN)
11/12/2008, 14:15
47. Do we need HOM dampers on SC cavities in p linacs?
Joachim Tuckmantel (CERN)
11/12/2008, 14:30
57. Discussion
11/12/2008, 14:35
Items for discussion: - Understand limits of scope of CEA and CNRS contributions; - Identification of integration needs: components type, interfaces, functional needs; - Identify uncovered items and possible distribution to institutes interested
67. Cockroft Instutute - HP RF Expertise and Areas of Interest
Amos Dexter
11/12/2008, 14:45
13. HOM studies for TESLA
Hans-Walter Glock
11/12/2008, 14:50
5. HOM damping on sc cavities
Joachim Tuckmantel
11/12/2008, 15:10
14. Discussion HOM coupler
11/12/2008, 15:30
Possible issues: - Acquire results on HOM impedances, beam instability studies, and interaction between cavities via HOM propagation - Define strategy on HOM coupler design, prototyping and testing - Design HOM coupler (antenna vs. beam tube absorber), and cooling layout - Perform multipactor studies - Identify manufacture capacities - Identify required equipment for HOM coupler tests...
40. Beam dynamics in the SPL
Mohammad Eshraqi
11/12/2008, 16:00
60. Klystron Modulators for the LP-SPL and for the HP-SPL
Carlos De Almeida Martins (CERN)
11/12/2008, 16:00
58. Possible quadrupole solutions (D.Tommasini, CERN)
11/12/2008, 16:00
22. Processing of cavity to obtain design performance
Sergio Calatroni (CERN)
11/12/2008, 16:00
- Define strategy to reach full performance (25 MV/m for beta = 1 cavities) for a fully equipped prototype cryomodule - Identify required equipment (e.g. electro-polishing, HPWR) and what is missing
41. Discussion on beam dynamics in the SPL
11/12/2008, 16:15
59. Discussion
11/12/2008, 16:20
- Type of coupler, integration needs, mechanical interface - Type of tuner, integration needs, interface to cavity helium vessel - Magnetic shielding design & integration (internal? external?) - Alignment requirements and assembly principles - cryogenics distribution architecture: general requirements and possible schemes, slope, H/W related issues (ex. Technical Service Modules) - Table...
31. RF test of individual cavities
Pierre Maesen (CERN)
11/12/2008, 16:20
Identify need of re-processing and re-testing, the equipment required and what is missing
1. H- beam splitting for EURISOL targets
Mats Lindroos
11/12/2008, 16:30
18. Discussion session
11/12/2008, 16:40
Potential manufacturers and required equipment - Identify potential Labs with manufacturing competence (in house or with industry) - Identify potential commercial manufacturers - Agree on manufacturing and processing sequence - Identify required equipment (e.g. field flatness, frequency tuning) and what equipment is missing Diagnostic equipment - Define required equipment (on-line:...
68. Review of Specifications and Technical Choices - Part 1
Edmond Ciapala (CERN)
11/12/2008, 16:40
42. Discussion on H- beam splitting for EURISOL
11/12/2008, 16:45
44. Discussion: impact of cavity performance on beam dynamics
11/12/2008, 17:00
46. Discussion: H- stripping in transfer line via blackbody radiation
11/12/2008, 17:15
62. Review of System Specifications and tecnical choices Pt 2
11/12/2008, 17:20
23. Organisation of the collaboration (with discussion)
Roland garoby
12/12/2008, 08:30
24. Preliminary feedback from the Working Groups
12/12/2008, 09:00
33. Assembly and test of fully equipped cryomodule
Pierre Maesen (CERN)
12/12/2008, 11:00
- Identify required equipment, monitoring devices and what is missing - Address issue whether we need to simulate the slope of the tunnel
2. Collimation for Linac4
Juan FERNANDEZ-HERNANDO (STFC)
12/12/2008, 11:00
69. Definition of Future Work and Workpackages
Edmond Ciapala (CERN)
12/12/2008, 11:00
37. Discussion on collimation for Linac4
12/12/2008, 11:15
34. High power RF coupler - CEA-Saclay experience
guillaume devanz
12/12/2008, 11:15
73. PreliminaryWG1
Edmond Ciapala (CERN)
12/12/2008, 11:20
3. Collimation and radiation protection, experience at the Soltan Institute
Slawomir Wronka (Soltan Institute)
12/12/2008, 11:30
35. High power RF coupler - CERN experience
Eric Montesinos (CERN)
12/12/2008, 11:30
39. Discussion on collimation/radiation studies at the Soltan institute
12/12/2008, 11:45
36. On the choice of the frequency tuner
guillaume devanz
12/12/2008, 11:45
38. Discussion on addressed topics and on integration issues between WG1, 2 and 3
12/12/2008, 12:00
Power coupler: - Define the conceptual design, the layout of cooling (including thermal loads) and diagnostical tools, choice of materials (waveguide, window) - Perform multipactor studies, assess methods of multipactor suppression and elaborate coating techniques - Acquire data on the secondary emission coefficient (SEC) of materials involved - Identify manufacture and conditioning...
43. Discussion on task splitting between Cockroft and Soltan Institute
12/12/2008, 12:00
45. Discussion: longitudinal momentum collimation
12/12/2008, 12:15
25. Summary & recommendations - Working Group 1
Amos Dexter, Edmond Ciapala (CERN)
12/12/2008, 16:00
27. Summary & recommendations - Working Group 2
Stephane Chel (Centre d'Etudes de Saclay (CEA-Saclay)), Wolfgang Weingarten (CERN)
12/12/2008, 16:20
28. Summary & recommendations - Working Group 3
Patxi DUTHIL (IPNO - IN2P3 - CNRS), Vittorio Parma (CERN)
12/12/2008, 16:40
29. Summary & recommendations - Working Group 4
Frank Gerigk, Rick Baartman
12/12/2008, 17:00
30. Summary on organisation and planning of the collaboration
Roland garoby
12/12/2008, 17:20
50. Cockroft Institute - Expertise and Areas of Interest in HP RF
32. Discussion on diagnostics tools
Objective: - Define required equipment (on-line: Temperature mapping and other diagnostics methods in super-fluid helium) and what is missing - Define required equipment (off-line: Optical inspection system) and what is missing
51. Introduction - HPRF for SPL
71. prelim2
70. Preliminary Conclusions
Amos Dexter, Edmond Ciapala (CERN)
26. Processing of cavity to obtain design performance
61. Review of Specifications and Technical Choices
49. RF Power Distribution - Layout Options and Components
72. WG1
74. WG1 conclusions
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