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Schriber, H.J.

Paper Title Page
WEPLS022 ILC Beam Energy Measurement based on Synchrotron Radiation from a Magnetic Spectrometer 2442
 
  • E. Syresin, B.Zh. Zalikhanov
    JINR, Dubna, Moscow Region
  • K.H. Hiller, H.J. Schriber
    DESY Zeuthen, Zeuthen
  • R.S. Makarov
    MSU, Moscow
 
  The magnetic spectrometer with a relative energy resolution of 5·10-5 was proposed for ILC beam energy measurements. The beam energy measurement is based on precise definition of the beam position at a resolution of 100 nm and B-field integral at an accuracy of 2E-5. A complementary method of the beam energy measurement is proposed at registration of synchrotron radiation (SR) from the energy spectrometer dipole magnets. The measurements of both edge horizontal positions for SR fan on a distance of 50-70 m downstream of the spectrometer magnets permit to determine the beam energy with required resolution. The main principles of the beam energy measurements based on SR, the numerical simulations of SR performed by the GEANT code and proposal of SR monitors with submicron resolution are discussed.  
MOPLS067 Test Beam Studies at SLAC's End Station A, for the International Linear Collider 700
 
  • M. Woods, C. Adolphsen, R. Arnold, G.B. Bowden, G.R. Bower, R.A. Erickson, H. Fieguth, J.C. Frisch, C. Hast, R.H. Iverson, Z. Li, T.W. Markiewicz, D.J. McCormick, S. Molloy, J. Nelson, M.T.F. Pivi, M.C. Ross, S. Seletskiy, A. Seryi, S. Smith, Z. Szalata, P. Tenenbaum
    SLAC, Menlo Park, California
  • D. Adey, M.C. Stockton, N.K. Watson
    Birmingham University, Birmingham
  • M. Albrecht, M.H. Hildreth
    Notre Dame University, Notre Dame, Iowa
  • W.W.M. Allison, V. Blackmore, P. Burrows, G.B. Christian, C.C. Clarke, G. Doucas, A.F. Hartin, B. Ottewell, C. Perry, C. Swinson, G.R. White
    OXFORDphysics, Oxford, Oxon
  • D.A.-K. Angal-Kalinin, C.D. Beard, J.L. Fernandez-Hernando, F. Jackson, A. Kalinin
    CCLRC/DL/ASTeC, Daresbury, Warrington, Cheshire
  • R.J. Barlow, A. Bungau, G.Yu. Kourevlev, A. Mercer
    UMAN, Manchester
  • S.T. Boogert
    Royal Holloway, University of London, Surrey
  • D.A. Burton, J.D.A. Smith, R. Tucker
    Lancaster University, Lancaster
  • W.E. Chickering, C.T. Hlaing, O.N. Khainovski, Y.K. Kolomensky, T. Orimoto
    UCB, Berkeley, California
  • C. Densham, R.J.S. Greenhalgh
    CCLRC/DL, Daresbury, Warrington, Cheshire
  • V. Duginov, S.A. Kostromin, N.A. Morozov
    JINR, Dubna, Moscow Region
  • G. Ellwood, P.G. Huggard, J. O'Dell
    CCLRC/RAL, Chilton, Didcot, Oxon
  • F. Gournaris, A. Lyapin, B. Maiheu, S. Malton, D.J. Miller, M.W. Wing
    UCL, London
  • M.B. Johnston
    University of Oxford, Clarendon Laboratory, Oxford
  • M.F. Kimmitt
    University of Essex, Physics Centre, Colchester
  • H.J. Schriber, M. Viti
    DESY Zeuthen, Zeuthen
  • N. Shales, A. Sopczak
    Microwave Research Group, Lancaster University, Lancaster
  • N. Sinev, E.T. Torrence
    University of Oregon, Eugene, Oregon
  • M. Slater, M.T. Thomson, D.R. Ward
    University of Cambridge, Cambridge
  • Y. Sugimoto
    KEK, Ibaraki
  • S. Walston
    LLNL, Livermore, California
  • T. Weiland
    TEMF, Darmstadt
  • M. Wendt
    Fermilab, Batavia, Illinois
  • I. Zagorodnov
    DESY, Hamburg
  • F. Zimmermann
    CERN, Geneva
 
  The SLAC Linac can deliver to End Station A a high-energy test beam with similar beam parameters as for the International Linear Collider for bunch charge, bunch length and bunch energy spread. ESA beam tests run parasitically with PEP-II with single damped bunches at 10Hz, beam energy of 28.5 GeV and bunch charge of (1.5-2.0)·1010 electrons. A 5-day commissioning run was performed in January 2006, followed by a 2-week run in April. We describe the beamline configuration and beam setup for these runs, and give an overview of the tests being carried out. These tests include studies of collimator wakefields, prototype energy spectrometers, prototype beam position monitors for the ILC Linac, and characterization of beam-induced electro-magnetic interference along the ESA beamline.