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CDR2 status

This document provides a status update on CDR2, which consists of 26 chapters about SuperB. The document is about 70% ready and needs final edits, figures, tables, and references fixed. Volunteers proficient in English are needed. Missing chapters should be submitted as soon as possible. Deadline for finishing CDR2 is the end of March.

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CDR2 status

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  1. CDR2 status M. Biagini XII SuperB Meeting, Annecy, 16-19 Mar. 2010

  2. CDR2 status • Planned CDR2 was 26 chapters, about 190 pages • 24 authors • About 70% ready, some known fixes needed • Figures, Tables and References need to be fixed • Needs one or two “editors” (preferably of english mother tongue...) to read the whole document and make corrections where needed  any volunteer ? • Deadline for submitting missing chapters: asap! • Need to finish by end of March

  3. CD2 chapter 1-5 Green: done • 1.0SuperB Executive summary • 2.0 SuperB introduction • 2.1A history of B-Factories • 2.2The large crossing angle and crab waist concepts • 2.3SuperB Parameters • 2.4Energy scaling for operation at the τ/charm threshold • 3.0DAFNE crab waist results • 3.1 Hardware upgrades • 3.2 Achieved results • 4.0SuperB layout at LNF • 5.0 Interaction region • 5.1 Introduction • 5.2 IR magnets • 5.3IR magnets cryogenic system • 5.4 Synchrotron radiation • 5.5 Beam-gas backgrounds • 5.6 Radiative Bhabhas • 5.7 Luminosity feedback • 5.8 Luminosity monitor Red: none Pink: almost ready

  4. CD2 chapter 6-8 • 6.0 Lattice and optics • 6.1 Introduction • 6.2 Rings layout • 6.3 Arc lattice • 6.4 Final Focus lattice • 6.5 Final Focu R&D • 6.6 Polarization insertion • 6.7 Long Straight Section • 6.8 Injection section • 6.9 Complete Ring Lattice • 6.10 Dynamic aperture • 7.0 Imperfections and errors • 8.0 Intensity dependent effects overview • 8.1 Beam-beam effect • 8.2Electron cloud effect and remediation • 8.3 Space charge effects in the LER • 8.4 Fast ion instability • 8.5Multibunch instability and feedback • 8.6Intra Beam Scattering • 8.7Coherent synchrotron radiation • 8.8Single bunch impedance effects

  5. CD2 chapter 9-11 • 9.0Lifetime overview • 9.1 Vacuum lifetime • 9.2 Touschek lifetime • 9.3 Radiative Bhabhas lifetime • 10.0 High Order Modes heating • 10.1 HOM overview • 10.2 HOM in RF cavities • 10.3 HOM in vacuum system • 10.4 HOM in IR • 11.0 Magnet systems • 11.1 Dipoles • 11.2 Quadrupoles • 11.3 Sextupoles • 11.4 Correctors • 11.5 Field quality

  6. CD2 chapter 12-15 • 12.0 RF systems • 12.1 Super-B parameters and RF specification • 12.2 Beam and RF power • 12.3 Gap transient and frequency detuning • 12.4 RF environment • 12.5 Low Level RF System • 12.6 Synchronization and timing • 13.0 Vacuum system • 14.0 Instrumentation and controls • 15.0 Injection system • 15.1 Overview • 15.2 Source • 15.3 Linac • 15.4 Positron production • 15.5 Damping rings • 15.6 Bunch compressor • 15.7 Transport lines • 15.8 Injection into the rings

  7. CD2 chapters 16-18 • 16.0 Polarization • 16.1 Spin polarization overview • 16.2 Polarization in SuperB • 16.3 Spin Rotators • 16.4 Spin dynamics • 16.5 Polarimetry • 16.6 Polarized injection • 17.0 Site geology • 18.0 Ground motion measurements at LNF • 18.1 Measurement locations • 18.2 Ground motion amplitude with time • 18.3 Comparison between surface and underground • 18.4 Ground motion coherence

  8. CD2 chapters 19-27 • 19.0 Tunnel • 20.0 Alignment • 21.0 AC power • 22.0 Cooling system • 23.0 Air conditioning • 24.0Construction schedule • 25.0 Construction costs • 26.0 Operations personnel and costs • 27.0References

  9. Conclusions • Need to speed up if we want CDR2 finished by end of March • Need to have “editors” to make it homogeneous • Missing contributions: please use the template!! • Ready chapters and template are in: http://agenda.infn.it/conferenceDisplay.py?confId=2079

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