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H igh Energy H igh Intensity H adron Beams

Network. coordinated by F. Ruggiero and W. Scandale F. Zimmermann stepping in for F. Ruggiero. H igh Energy H igh Intensity H adron Beams. With input from H. Schmickler, W. Scandale, and S. Peggs. http://care-hhh.web.cern.ch/care-hhh/. CARE-HHH Goals.

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H igh Energy H igh Intensity H adron Beams

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  1. Network coordinated by F. Ruggiero and W. Scandale F. Zimmermann stepping in for F. Ruggiero High EnergyHigh IntensityHadron Beams With input from H. Schmickler, W. Scandale, and S. Peggs http://care-hhh.web.cern.ch/care-hhh/ CARE06, INFN, Frascati, November 17, 2006

  2. CARE-HHH Goals Coordinate and integrate the activities of the accelerator and particle physics communities in a worldwide context, towards achieving superior High-Energy High-Intensity Hadron Beam facilities for Europe • road map for the upgrade of the European accelerator infrastructure (LHC and GSI accelerator complex) • coordinate activities and foster future collaborations • dissemination and outreach CARE06, HHH Network - 17 November 2006

  3. 3 Work Packages WP1: Advancements in Accelerator Magnet Technologies (AMT) WP2: Novel Methods for Accelerator Beam Instrumentation (ABI) WP3: Accelerator Physics and synchrotron Design (APD) CARE06, HHH Network - 17 November 2006

  4. Participating Institutes Participating institutes: CEA, CERN, CSIC-CIEMAT, CCLRC, DESY, GSI, INFN, PSI, TEU, WUT Associated institutes: CRPP, ENEA, TUBE, ESRF, UPSA, FZK, TEMF, US-LARP (BNL,FNAL,LBNL,SLAC), JINR, IHEP, KEK Additional collaborations: Texas A&M U., U. Geneva, U. Bologna CARE06, HHH Network - 17 November 2006

  5. Activities in 2006 • Events: • 5 workshops in 2006 + CARE-HHH GSI-CERN meeting • detector upgrade studies & machine-experiment interface WG • LHC crab cavities WG • Dissemination and outreach: • numerous presentations at workshops & conferences • 21 new HHH publications, 4 workshop proceedings(2 to come) • HHH web sites maintained & developed • Exchanges and education: • 3 US accelerator physicists supported for HHH workshops • 1 EU junior scientist • 2 EU summer students, 1 master student, 5 doctoral students • 1 US-LARP Toohig fellow CARE06, HHH Network - 17 November 2006

  6. 2006 HHH Publications CARE06, HHH Network - 17 November 2006

  7. 2006 Publications cont’d CARE06, HHH Network - 17 November 2006

  8. Major Invited Talks Advanced ICFA Workshop on High Brightness Hadron Beams (HB2006) - “LHC Upgrade Options and CARE-HHH Activities” F. Zimmermann • “Electron-Cloud Benchmarking & CARE-HHH Codes” F. Zimmermann EPAC'06 - “LHC Luminosity and Energy Upgrades” W. Scandale - “Non-linear Collimation in Linear and Circular Colliders” A. Faus-Golfe International Conference on Charged and Neutral Particles Channeling Phenomena “Channeling 2006” – “Perspectives for Crystal Collimation” W. Scandale ATLAS Upgrade Workshop - “Machine Plans for the LHC Upgrade” F. Zimmermann CARE06, HHH Network - 17 November 2006

  9. HHH-AMT • progress on s.c. conductor performance, stability, protection • scaling laws for gradient & stress • slim s.c. dipoles & quadrupoles inside detector (D0, Q0) • progress on database for sc cable and magnets • pulsed magnet working group slowed down • low-field super-ferric injector ring in LHC tunnel concluded • synergy w HHH-APD, HHH-ABI, NED, fusion, US-LARP • two workshops in 2006 CARE06, HHH Network - 17 November 2006

  10. AMT workshop (~130 participants) on Accelerator Magnet Design and Optimization “WAMDO”, CERN, 2-6 April 2006 Key topics: High Field Superconductors, High Field magnets, Main design issues of cycled (Hz range) magnets Outcome: technological basis for IR & injector upgrade CARE06, HHH Network - 17 November 2006

  11. AMT workshop (34 participants) on the Low Energy Ring – a pre-accelerator in the LHC tunnelCERN, 11 October 2006 Gains Higher injection energy doubling of bunch intensity Drawbacks “SafeBeam” missing distributed beam dump experimental protection Spin off Switching dipoles alternativeSPS upgrade CARE06, HHH Network - 17 November 2006

  12. HHH-ABI • Active collaboration & coordination w US-LARP on ABI - luminosity monitors; tune, chromaticity & coupling monitors; feedback loops for orbit, coupling and chromaticity control; Schottky monitors; non-saturating beam current transformers; halo monitors • DESY-CERN collaboration on machine protection issues - CERN visit by M. Werner; DESY Fast Magnet Current Monitor produced for LHC (20 units); HERA quench studies • Spin off 3rd HHH-ABI workshop on remote diagnostics - remote communication test at DESY; LHC @ FNAL control room; new initiative "LAFS" (LHC application Fermilab software) → esssential add-ons, e.g., RBAC = Role Based access • future study: instrumentation upgrade for LHC upgrade • 4th HHH-ABI workshop on modern design tools 11/2006 CARE06, HHH Network - 17 November 2006

  13. 4th CARE-HHH-ABI workshop on Simulation of BPM Front-End Electronics and Special Mechanical DesignsLüneburg (Germany), 30 November – 1 December 2006about 15 participants expected BPM sensor technology – simulation tools and results BPM technology- electronics simulations, measurements cold BPM technology discussions CARE06, HHH Network - 17 November 2006

  14. HHH-APD • progress on alternative IR designs, beam dynamics studies and tests to validate different options - crystal collimation tests at SPS - RHIC beam-beam experiments w & w/owires - paper study on LHC crab cavities - CERN-GSI collaboration on intensity limits • progress on code web repository & benchmarking • 1st optics solutions for pulsed PS2 • machine-detector interface • synergy w HHH-AMT, US-LARP, MW proton driver • 3 workshops in 2006, 7 mini-workshops for 2007 CARE06, HHH Network - 17 November 2006

  15. spin-off from HHH-2004 workshop & ‘06 CERN-GSI meeting CARE06, HHH Network - 17 November 2006

  16. RHIC BBLRs installed last week courtesy W. Fischer CARE06, HHH Network - 17 November 2006

  17. APD CERN-GSI meeting (~30 participants) onCollective Effects–Coordination of Theory and Experiments, GSI, Darmstadt, Germany, 30–31 March 2006 improved collaboration: - resistive-wall & kicker impedance - space charge - electron-cloud effects - machine experiments CARE06, HHH Network - 17 November 2006

  18. 2nd APD mini-workshop (~25 participants) onCrystal ChannelingCERN, 9-10 March 2006 jointly supported by CARE-HHH and INTAS proposed experimental test in SPS North Area decided layout & goals for this experiment International Conference (~77 participants) onCharged and Neutral Particles Channeling Phenomena ‘Channeling 06’, Frascati, 3-7 July 2006 co-sponsored by CARE-HHH crystal reflection crystal assisted collimation in hadron colliders CARE06, HHH Network - 17 November 2006

  19. HHH networking result:SPS crystal collimation test → HHH highlight talk W. Scandale CARE06, HHH Network - 17 November 2006

  20. APD workshop ‘LUMI 06’ (70 participants) Towards a Roadmap for the Upgrade of the LHC and GSI Accelerator ComplexIFIC, Valencia (Spain), 16-20 October 2006→ strong synergy with US-LARP mini collaboration meeting 25-27 Oct. 2006 IR scheme, beam parameters, injector upgrade CARE06, HHH Network - 17 November 2006

  21. LUMI’06 Conclusions • IR upgrade & beam parameters: • quadrupole 1st preferred over dipole 1st • pushed NbTi or Nb3Sn still pursued, or hybrid solution - new • slim magnets inside detector (“D0 and Q0”) – new • wire compensation almost established, electron lens – new • crab cavities: large angle rejected; small-angle – new • 12.5 ns strongly deprecated • e-cloud/pile-up compromise: 25-ns w b*~10 cm, or 50-ns spacing long bunches – new • injector upgrade: • linac4/SPL & n.c. PS2 endorsed • SPS enhancements • s.c. PS2+ challenged;e.g., e-cloud could be serious problem for injectors - new CARE06, HHH Network - 17 November 2006

  22. Example IR Layouts D0 dipole deep inside detector (e.g., ~3 m from IP) triplet magnets D0 dipole small-angle crab cavity less LR collisions. no geometric lumi. loss not so short bunches & near head-on collision Q0 doublet deep inside detector (7.5 or 13 m from IP) triplet magnets wire compensator Q0 doublet triplet quads much easier, less Q’, could be combined with D0 short bunches & “minimum” crossing angle & wire CARE06, HHH Network - 17 November 2006

  23. LUMI’05 parameters old upgrade parameters CARE06, HHH Network - 17 November 2006

  24. LUMI’06 parameters new upgrade parameters CARE06, HHH Network - 17 November 2006

  25. HHH networking result:energy deposition in LHC triplet → HHH highlight talk F. Broggi peak power deposition almost constant D0 heat load challenging CARE06, HHH Network - 17 November 2006

  26. work packages & milestones on track! 2008: LHC Upgrade Conceptual Design Report 2010: LHC Upgrade Technical Design Report 2015: New IR, Beam-Beam Compensation >2015: Luminosity ~5x1034 cm-2s-1 Francesco Ruggiero CARE’05 plan CARE06, HHH Network - 17 November 2006

  27. Stones (MS) and Intermediate Deliverables (ID). deliverables & milestones compared with original plan 2004: HHH & HHH-APD web site => OK 2005: creation of first web-based beam dynamics code repository => OK http://oraweb.cern.ch:9000/pls/hhh/code_website.startup 2006: web based database for s.c. cables and magnets => OK, 40% complete http://sdb.web.cern.ch/sdb milestones: web reference for IR optics => OK http://care-hhh.web.cern.ch/care-hhh/SuperLHC_IRoptics/IRoptics.html booster synchrotron optics => delayed to 2007 structured list of intensity limits => nearing completion scaling laws for magnet and cryogenic cost => 2007 CARE06, HHH Network - 17 November 2006 The workshop on Coil Manufacturing Optimization was postponed to

  28. Materials Project LHC Dipole NED ITER LHC Quadrupole Strand Strand Strand Strand Cable Cable Cable Cable s.c. cable & magnet db ~40% complete, http://sdb.web.cern.ch/sdb 2 milestone meetings 2 reports CARE06, HHH Network - 17 November 2006

  29. future workshops APD mini-Workshop on Electron Cloud Clearing AMT Workshop on Heat Removal from s.c. Pulsed Magnets AMT Workshop on High Field Magnets ABI Workshop on Advanced Beam Instrumentation three APD mini-Workshops on Crystal Collimation APD mini-Workshop on Slim Magnets & Detector Integration APD mini-Workshop on Crab Cavities, Wires and e-Lenses APD GSI-CERN mtg. on Space-Charge & Impedance APD mini-Workshop on Filling Patterns & Beam Density APD contributions & support forChanneling ’07 St. Petersburg CARE06, HHH Network - 17 November 2006

  30. e- Cloud Clearing WS APD mini-Workshop on Electron Cloud Clearing ‘ECL2’: Electron Cloud Effects and Technological Consequences larger Geneva area, 1-2 March 2006 Topics:continuous clearing electrodes based on enamel coating; other types of clearing electrodes; NEG coating; grooved surfaces; clearing efficiency; impedance issues CARE06, HHH Network - 17 November 2006

  31. Conclusions • enhanced coordination of HHH and US-LARP strategies • focused activities in many cutting-edge areas - crystals, slim magnets, e-cloud killer, low-angle crabs • results benefit global accelerator community • HHH is “high-return investment for Europe” • ambitious 2007/08 programme CARE06, HHH Network - 17 November 2006

  32. appendix updated HHH gantt charts CARE06, HHH Network - 17 November 2006

  33. gantt chart 1 heat removal from pulsed magnets CARE06, HHH Network - 17 November 2006

  34. CARE06, HHH Network - 17 November 2006

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