ILC European Regional Meeting and ILC-BDIR

20 Jun 2005, 09:00 → 24 Jun 2005, 12:00 Europe/Zurich

Royal Holloway

Monday 20 June

09:00 → 11:00 ELAN Plenary and News I

09:00 Introduction: Future plans of ELAN

Speaker: F. Richard (LAL/Orsay)

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09:15 Issues related to normal conducting linear colliders

Speaker: G. Guignard (CERN)

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09:50 Recent developments on SRF Technology

Speaker: Lilje, Lutz (DESY)

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10:30 Coffee

11:00 → 13:30 ELAN Plenary and News II

11:00 New techniques of acceleration

Speaker: B. Cros (LPGP Orsay)

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11:30 The Mini-Workshop on WIGGLer optimization

Speaker: M.E. Biagini (Frascati)

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12:00 Lunch

13:30 → 15:30 Introduction to BDIR Topics I

13:30 ILC-BDIR Welcome + Organisation

Speaker: G. Blair (RHUL)

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13:40 Workshop aims; Path to Snowmass and Beyond

Speaker: A. Seryi (SLAC)

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14:20 Crossing Angle Issues

Speaker: D. Angal-Kalinin (CCLRC Daresbury Lab.)

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15:00 Coffee

15:30 → 16:00 Introduction to BDIR Topics II

15:30 Collimation

Speaker: N. Mokhov (FNAL)

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15:40 LET Beam Dynamics

Speaker: D. Schulte (CERN)

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15:50 Diagnostics and Feedback

Speaker: P. Burrows (QMUL)

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16:00 → 17:30 Regional Issues

16:00 ATF2 - Overview

Speaker: K. Yokoya (KEK)

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16:30 European Issues

Speaker: B. Foster (Oxford Uni.)

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17:00 American Issues

Speaker: G. Dugan (Cornell Uni.)

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18:00 → 20:00 Welcome Reception

Tuesday 21 June

08:30 → 10:00 Beam optics and layout I

08:30 Integrated linac/BDS feedback systems simulations

Speaker: Glen White (QMUL)

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09:00 Design of 2 mrad extraction line

Speaker: Rob Appleby (Daresbury Laboratory)

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09:20 Design of 20 mrad extraction line

Speaker: Andrei Seryi (SLAC)

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09:40 Switchyard, diagnostics, upstream E & polarimetry, tuneup dump

Speaker: Nan Phinney (SLAC)

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08:30 → 10:00 Diagnostics and Feedback I

08:30 Introduction: main issues

Speaker: Philip Burrows (QMUL)

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08:45 Feedback hardware development and beam tests

Speaker: Philip Burrows (QMUL)

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09:15 Design of prototype digital ILC FB processor

Speaker: Hamid Dabiri Khah (QMUL)

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09:35 Beam parameter determination from pairs and photons

Speaker: Glen White (QMUL)

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08:30 → 10:30 ILC SCRF I

08:30 Introduction to the WG

Outline of the WG Agenda - Preparation for Snowmass

Speaker: Lilje, Lutz (DESY)

08:45 European Assets for the ILC

Review of European Research Infrastructures for the ILC - Collection of Information

Speaker: Proch, Dieter / Lilje, Lutz (DESY)

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09:15 Optimization of the Baking Process for ILC

Speaker: Visentin, Bernard (CEA Saclay)

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09:35 Electropolishing Issues

Speaker: Antoine, Claire (CEA Saclay)

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10:00 coffee

08:30 → 10:00 Laser Wire Mini Workshop I

08:30 Micron electron beam optics at ATF extraction line for laser wire experiment

Speaker: P. Karataev (KEK)

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08:50 ATF Laser-wire Optics

Speaker: N. Delerue (Oxford)

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09:10 ATF + PETRA laser-wire DAQ

Speaker: S. Boogert (UCL)

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09:30 ATF infrastructure plans + discussion

Speaker: D. Howell (Oxford)

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10:30 → 12:00 Diagnostics and Feedback II

10:30 Integrated linac/BDS feedback systems simulations - JOINT SESSION WITH EXTRACTION LINE AND FINAL FOCUS GROUP

Speaker: Glen White (QMUL)

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11:00 Electromagnetic background environment for ILC FB system

Speaker: Tony Hartin (QMUL)

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11:30 Plans for EM background beam tests in ESA

Speaker: Glenn Christian (QMUL)

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11:50 Discussion

Speaker: All

10:30 → 12:00 Extraction line, final focus and LET

10:30 IR design constraints

Speaker: Tom Markiewicz (SLAC)

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11:00 Benchmarking of DIMAD and BDSIM for extraction line design

Speaker: Dadoun, O (LAL)

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11:15 Benchmarking of MAD, SAD and PLACET

Speaker: Asaka, T

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11:30 Post Collision line for Multi-TeV

Speaker: Ziemann, V (Uppsala University)

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11:45 Non linear collimation

Speaker: Faus-Golfe, A (Valencia)

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10:30 → 13:30 ILC SCRF II

10:30 Module Issues

Speaker: Pagani, Carlo (INFN)

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11:00 Coupler R&D for the ILC

Speaker: Variola, Alessandro (LAL Orsay)

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11:30 Tuner Issues (Lateral + Coaxial Tuner)

Speaker: Pagani, Carlo (INFN)

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12:00 lunch

10:30 → 12:00 Laser Wire Mini Workshop II

10:30 PETRA laser-wire analysis

Speaker: S. Malton (UCL)

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10:50 PETRAIII Laser-wire

Speaker: T. Kamps (BESSY)

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11:10 First thoughts on Electro Optic scanning

Speaker: A. Bosco (RHUL)

11:25 UK Laser-wire project: plans

Speaker: Blair, G (RHUL)

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11:45 First Thoughts on ElectroOptic Scanning

Speaker: A. Bosco (RHUL)

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13:30 → 15:30 Collimation and Detector Backgrounds I

13:30 Halo and tail generation studies

Speaker: Daniel Schulte (CERN)

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13:40 Pair backgrounds in the Large Detector

Speaker: Karsten Buesser (DESY)

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13:55 Pair backgrounds with the ILC parameter sets in the GLD

Speaker: Toshiaki Tauchi (KEK)

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14:05 Collimation system studies

Speaker: Ilya Agapov/Grahame Blair

14:15 Backgrounds in 2/20mrad IR

Speaker: Tom Markiewicz (p.p. Takashi Maruyama) (SLAC)

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14:35 STRUCT modeling of collimation and extraction system performance

Speaker: Sasha Drozhdin (FNAL)

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14:55 MARS modeling of energy deposition and backgrounds

Speaker: Nikolai Mokhov

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15:15 Wakefield simulations for ESA beam tests

Speaker: Carl Beard (CCLRC (Daresbury))

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13:30 → 16:00 ILC SCRF III

13:30 BPM design options for ILC

Speaker: Simon, Claire / Napoly, Olivier (CEA Saclay)

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14:30 Status of the Low-Loss Cavity design

Speaker: Sekutowicz, Jacek (DESY)

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15:00 Crab Cavities

Speaker: Burt, Graeme (Lancaster University)

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15:30 coffee

16:00 → 17:00 Collimation and Detector Backgrounds II

16:00 Simulations of Neutron Background in a TPC Using Geant4

Speaker: Adrian Vogel (DESY)

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16:10 Status of beam-beam simulations

Speaker: Cecile Rimbault (LAL)

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16:30 2mrad extraction line backgrounds

Speaker: John Carter (RHUL)

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16:45 Collimation depths and performance for 2 and 20 mrad BDS collimation

Speaker: Frank Jackson (CCLRC (Daresbury))

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16:00 → 17:00 ILC SCRF IV

16:00 Development of R&D issues presentation for Snowmass

- Discussion on R&D issues - Preparation for Snowmass - Finalize European Assets list - Discussion on cryomodule Work Breakdown Structure (WBS)

Speaker: All

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17:00 → 20:00 ILC SCRF V

17:00 Development of R&D issues presentation for Snowmass

Discussion (ctd.)

17:00 → 19:00 Joint INSTR/BDYN

17:00 Introduction

Speaker: Daniel Schulte

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17:10 Beam Position and Current Monitors

Speaker: Yosuke Honda

17:40 Beam Size Monitors

Speaker: Grahame Blair

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18:10 Beam-Beam Diagnostics

Speaker: Philip Bambade

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Wednesday 22 June

08:30 → 10:00 Diagnostics and Feedback III

08:30 CFBPM: Confocal Resonator Beam Position Monitor

Speaker: Ferrari, A (Uppsala Uni.)

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08:50 CAVBPM: Precision Cavity BPM + WBCM: Wide-Band Current Monitor

Speaker: Soby, L (CERN)

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09:10 The Cold Re-entrant Q-BPM design

Speaker: C. Simon (CEA/Saclay)

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09:30 Development of non-invasive micron beam size diagnostics using optical diffraction radiation

Speaker: P. Karataev (KEK)

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08:30 → 10:00 Extraction and Dumps I

08:30 Approaches to a high power beam dump for an (TESLA 800-like) ILC

Speaker: Schmitz, M (DESY)

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09:00 Beam dump design considerations from the US

Speaker: Markiewicz, T (SLAC)

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09:30 Discussion on ILC layout

Speaker: All

08:30 → 10:30 LET Beam Dynamics I

08:30 ILC Bunch Compressor Studies

Speaker: Nan Phinney (SLAC)

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08:50 Multi-TeV Bunch Compressor

Speaker: Marco Pedrozzi (PSI)

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09:00 Integrated Simulation Plans

Speaker: Phil Burrows (QMUL)

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09:10 Results of Integrated Simulations

Speaker: Glen White (QMUL)

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09:25 Simulations of Emittance and Luminosity Tuning Bumps

Speaker: Peder Eliasson (CERN)

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09:40 Failure Modes

Speaker: Nick Walker (DESY)

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10:00 coffee

10:30 → 12:10 Diangnostics and Feedback IV

10:30 HEPOL: High Energy Polarimetry

Speaker: Zomer, F (LAL, Orsay)

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10:50 TPMON: Timing and Phase Monitoring

Speaker: Sladen, J (CERN)

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11:05 FLUM: Fast Luminosity Monitoring

Speaker: Grah, C (DESY-Zeuthen)

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11:25 Fast Luminosity Spectrum Measurement

Speaker: F. Poirier (RHUL)

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11:40 ESPEC: Precision Energy Spectrometry

Speaker: Miller, D (UCL)

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12:00 Spectrometer and Cavity BMP Studies

Speaker: A. Liapine (UCL)

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10:30 → 12:00 Extraction and Dumps II + Final Focus Optics II

10:30 Extraction line diagnostics

Speaker: Torrence, E (Oregon)

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11:00 Crab cavity considerations for the ILC

Speaker: Goudket, P (Daresbury Laboratory)

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11:20 Final focus and extraction line magnets

Speaker: Seryi, A (SLAC)

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11:50 SCFD plans at CEA,Saclay

Speaker: Napoly, O (CEA, Saclay)

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10:30 → 13:30 LET Beam Dynamics II

10:30 Beam Dynamics Studies in the Americas

Speaker: Nan Phinney (SLAC)

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10:50 Main Linac Simulations

Speaker: Kiyoshi Kubo (KEK)

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11:10 Beam Dynamics Studies in Europe

Speaker: Daniel Schulte (CERN)

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12:00 Lunch

13:30 → 15:30 ATF2 I

13:30 Optics and tolerances for magnet, mover and power supplies

10 min. and 5 min. of question and answers

Speaker: J. Jones (Daresbury lab.)

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13:45 Commissioning strategy

Speaker: F.Zimmermann (CERN)

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14:00 Improvement of the ATF extraction line; contents discussion

Speaker: K.Kubo (KEK)

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14:15 Q- and IP-BPM: design and plan

Speaker: Y.Honda (KEK)

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14:30 Electronics of Q-BPMs

Speaker: J.Frisch (SLAC)

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14:45 Shintake monitor(background study at the ATF)

Speaker: T.Sanuki (University of Tokyo)

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15:00 Control system

Speaker: N. Terunuma (KEK)

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15:15 discussion

Speaker: all

13:30 → 15:30 Damping Rings I

13:30 Introduction

Speaker: Guiducci, S. (LNF-INFN)

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13:40 Wiggler Dynamic Aperture

Speaker: Biagini, M. E. (LNF-INFN)

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14:00 RF Separators and Fast Kickers

Speaker: Marcellini, F. (LNF-INFN)

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14:30 KEK ATF Coherent Synchrotron Radiation study

Speaker: Aryshev, A.S.

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15:00 coffee

13:30 → 15:00 Metrology and Stabilisation I

13:30 Simulation status

Speaker: Nicolas Geffroy (LAPP)

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13:50 StaFF (Stabilization of the Final Focus) Report

Speaker: David Urner (Oxford)

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14:10 Sensor characterisation

Speaker: B.Bolzon (LAPP)

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14:30 LiCAS Status report

Speaker: A.Reichold (Oxford)

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13:30 → 15:00 Polarised Positron Source I

13:30 Development of a superconducting helical undulator for a polarised positron source

Speaker: Ivanyushenkov, Y (CCLRC Rutherford Lab)

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13:55 Development of a permanent magnet helical undulator for a polarised positron source

Speaker: Clarke, J (CCLRC Daresbury Lab)

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14:15 Vacuum issues for the helical undulator

Speaker: Malyshev, O (CCLRC Daresbury Lab)

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14:35 Photon collimator and target status and plans

Speaker: Bailey, I (Cockcroft Institute & Liverpool University)

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15:30 → 17:55 Damping Rings II

15:30 SEY measurements and e-cloud studies at DAFNE

Speaker: Cimino, R. (LNF-INFN)

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16:00 e-cloud Code Benchmarking and Simulations

Speaker: Zimmermann, F. (CERN)

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16:30 Vacuum problems in DR

Speaker: Malyshev, O.B. (CCLRC)

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17:00 Low Emittance Tuning

Speaker: Jones, J.K. (CCLRC)

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17:20 Review talk of laser wire in Cavity

Speaker: Honda, Y. (KEK)

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17:50 Fast Kickers tests at ATF

Speaker: J. Urakawa (KEK)

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15:30 → 17:00 Metrology and Stabilisation II

15:30 Common Session with Diagnostics

16:15 Feed Back Loop for the mechanical Stabilisation

Speaker: Laurent Brunetti

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16:30 Ground Motion

Speaker: TBC

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15:30 → 17:00 Polarised Positron Source II

15:30 Robust spin tracking for the ILC

Speaker: Malysheva, L (Cockcroft Institute & Liverpool University)

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15:50 Progress with spin tracking in GEANT 4

Speaker: Riemann, S

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16:05 Polarised positron generation scheme for ILC

Speaker: Urakawa, J (KEK)

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16:00 → 17:00 ATF2 II

16:00 Important issues on the MOU of the ATF/ATF2 for discussion

Speaker: J.Urakawa (KEK)

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16:05 KEK contribution and comment on the relation to GDE

Speaker: K.Yokoya (KEK)

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16:10 SLAC contribution

Speaker: T.Raubenheimer (SLAC)

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16:15 DESY contribution

Speaker: N.Walker (DESY)

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16:20 CERN contribution

Speaker: D.Schulte (CERN)

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16:25 UK contribution

Speaker: P.Burrows (QMUL)

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16:30 French contribution

Speaker: P.Bambade (ORSAY)

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16:35 Discussion

Speaker: All

17:00 → 19:00 Simulation Standards and Interfacing

The main goal of the meeting is

1) Definition of the draft accelerator description format
2) Agreement on the usage of Grid resources

17:00 Accelerator description format

Speaker: I. Agapov (RHUL)

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17:15 ILC Repository

Speaker: G. White (QMUL/SLAC)

17:25 Tools and Modeling for Collimator Studies

Speaker: A. Sopczak (Lancaster)

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17:40 Detector-IR interfacing

Speaker: J. Carter/A. Vogel (RHUL + DESY)

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17:55 Discussion

Speaker: All

19:00 → 22:00 Workshop Dinner

Thursday 23 June

08:30 → 10:30 Summaries I

08:30 Final Focus Optics Summary

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09:00 Collimation and Backgrounds Summary

Speaker: Nikolai Mokhov (FNAL)

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09:30 Extraction Lines and Dumps Summary

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10:00 Coffee

10:30 → 13:00 Summaries II

10:30 Feedback Summary

Speaker: P. Burrows (QMUL)

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10:45 Diagnostics

Speaker: G. Blair (RHUL)

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11:00 LET Beam Dynamics Summary

Speaker: Daniel Schulte

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11:30 ELAN/ILC SCRF Summary

Speaker: Lilje, Lutz (DESY)

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12:00 Lunch

13:30 → 16:00 Summaries III

13:30 Damping Rings Summary

Speaker: S. Guiducci (LNF-INFN)

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14:00 Polarised Positron Source Summary

Speaker: Jim Clarke

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14:30 Metrology and Stabilisation Summary

Speaker: A.Reichold (Oxford)

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15:00 GANMVL Summary

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15:30 Coffee

16:00 → 16:30 EC Overview

16:00 EC Matters

Speaker: S. Fontana (European Commission)

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16:30 → 17:00 Conclusion

16:30 Concluding Remarks

Speaker: N. Walker (DESY)

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Friday 24 June

09:00 → 12:00 EUROTeV Steering Committee Meeting

At this meeting each WP leader will present the goals of their WP and the written proposals of the individual work packages will be finalised.