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1st SPL Collaboration Meeting

11–12 Dec 2008
CERN
Europe/Zurich timezone

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Contribution List

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  1. 12. Welcome
    Lyn Evans
    11/12/2008, 09:00
  2. 10. SPL study and meeting goals
    Roland garoby
    11/12/2008, 09:10
  3. 11. SPL specifications and design choices
    Frank Gerigk
    11/12/2008, 09:30
  4. 15. CEA (Saclay) plans
    Stephane Chel (Centre d'Etudes de Saclay (CEA-Saclay))
    11/12/2008, 10:20
  5. 16. IN2P3 (Orsay) plans
    Patxi Duthil (IPNO - IN2P3 - CNRS)
    11/12/2008, 10:40
  6. 17. TRIUMF plans
    Rick Baartman, Robert Laxdal
    11/12/2008, 11:00
  7. 19. Cockcroft Institute plans
    Amos Dexter
    11/12/2008, 11:20
  8. 20. Stony Brook / BNL plans
    Ilan Ben-Zvi, Rama Buchi Rao Calaga
    11/12/2008, 11:40
  9. 21. Explanation/Discussion on the mandates of the working groups
    Roland garoby
    11/12/2008, 12:00
  10. 53. Introduction to the meeting
    11/12/2008, 14:00
  11. 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, ...)
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  12. 64. RF Power Distribution for SPL - Introduction
    Edmond Ciapala (CERN)
    11/12/2008, 14:00
  13. 54. Contribution from CNRS (France)
    11/12/2008, 14:15
  14. 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
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  15. 66. RF Power Distribution = System Layout and Components
    DANIEL VALUCH (CERN)
    11/12/2008, 14:15
  16. 47. Do we need HOM dampers on SC cavities in p linacs?
    Joachim Tuckmantel (CERN)
    11/12/2008, 14:30
  17. 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
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  18. 67. Cockroft Instutute - HP RF Expertise and Areas of Interest
    Amos Dexter
    11/12/2008, 14:45
  19. 13. HOM studies for TESLA
    Hans-Walter Glock
    11/12/2008, 14:50
  20. 5. HOM damping on sc cavities
    Joachim Tuckmantel
    11/12/2008, 15:10
  21. 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...
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  22. 40. Beam dynamics in the SPL
    Mohammad Eshraqi
    11/12/2008, 16:00
  23. 60. Klystron Modulators for the LP-SPL and for the HP-SPL
    Carlos De Almeida Martins (CERN)
    11/12/2008, 16:00
  24. 58. Possible quadrupole solutions (D.Tommasini, CERN)
    11/12/2008, 16:00
  25. 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
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  26. 41. Discussion on beam dynamics in the SPL
    11/12/2008, 16:15
  27. 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...
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  28. 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
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  29. 1. H- beam splitting for EURISOL targets
    Mats Lindroos
    11/12/2008, 16:30
  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:...
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  31. 68. Review of Specifications and Technical Choices - Part 1
    Edmond Ciapala (CERN)
    11/12/2008, 16:40
  32. 42. Discussion on H- beam splitting for EURISOL
    11/12/2008, 16:45
  33. 44. Discussion: impact of cavity performance on beam dynamics
    11/12/2008, 17:00
  34. 46. Discussion: H- stripping in transfer line via blackbody radiation
    11/12/2008, 17:15
  35. 62. Review of System Specifications and tecnical choices Pt 2
    11/12/2008, 17:20
  36. 23. Organisation of the collaboration (with discussion)
    Roland garoby
    12/12/2008, 08:30
  37. 24. Preliminary feedback from the Working Groups
    12/12/2008, 09:00
  38. 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
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  39. 2. Collimation for Linac4
    Juan FERNANDEZ-HERNANDO (STFC)
    12/12/2008, 11:00
  40. 69. Definition of Future Work and Workpackages
    Edmond Ciapala (CERN)
    12/12/2008, 11:00
  41. 37. Discussion on collimation for Linac4
    12/12/2008, 11:15
  42. 34. High power RF coupler - CEA-Saclay experience
    guillaume devanz
    12/12/2008, 11:15
  43. 73. PreliminaryWG1
    Edmond Ciapala (CERN)
    12/12/2008, 11:20
  44. 3. Collimation and radiation protection, experience at the Soltan Institute
    Slawomir Wronka (Soltan Institute)
    12/12/2008, 11:30
  45. 35. High power RF coupler - CERN experience
    Eric Montesinos (CERN)
    12/12/2008, 11:30
  46. 39. Discussion on collimation/radiation studies at the Soltan institute
    12/12/2008, 11:45
  47. 36. On the choice of the frequency tuner
    guillaume devanz
    12/12/2008, 11:45
  48. 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...
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  49. 43. Discussion on task splitting between Cockroft and Soltan Institute
    12/12/2008, 12:00
  50. 45. Discussion: longitudinal momentum collimation
    12/12/2008, 12:15
  51. 25. Summary & recommendations - Working Group 1
    Amos Dexter, Edmond Ciapala (CERN)
    12/12/2008, 16:00
  52. 27. Summary & recommendations - Working Group 2
    Stephane Chel (Centre d'Etudes de Saclay (CEA-Saclay)), Wolfgang Weingarten (CERN)
    12/12/2008, 16:20
  53. 28. Summary & recommendations - Working Group 3
    Patxi DUTHIL (IPNO - IN2P3 - CNRS), Vittorio Parma (CERN)
    12/12/2008, 16:40
  54. 29. Summary & recommendations - Working Group 4
    Frank Gerigk, Rick Baartman
    12/12/2008, 17:00
  55. 30. Summary on organisation and planning of the collaboration
    Roland garoby
    12/12/2008, 17:20
  56. 50. Cockroft Institute - Expertise and Areas of Interest in HP RF
  57. 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
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  58. 51. Introduction - HPRF for SPL
  59. 71. prelim2
  60. 70. Preliminary Conclusions
    Amos Dexter, Edmond Ciapala (CERN)
  61. 26. Processing of cavity to obtain design performance
  62. 61. Review of Specifications and Technical Choices
  63. 49. RF Power Distribution - Layout Options and Components
  64. 72. WG1
  65. 74. WG1 conclusions