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Holder, D.J.

Paper Title Page
FR5REP107 Modelling the ALICE Electron Beam Properties through the EMMA Injection Line Tomography Section 5023
 
  • D.J. Holder
    Cockcroft Institute, Warrington, Cheshire
  • B.D. Muratori
    STFC/DL/ASTeC, Daresbury, Warrington, Cheshire
 
 

EMMA (Electron Machine with Many Applications) is a prototype non-scaling electron FFAG currently under construction at Daresbury Laboratory. The energy recovery linac prototype ALICE will operate as its injector, at a reduced the energy of 10 to 20 MeV, compared to its nominal energy of 35 MeV. An injection line has been designed which consists of a dogleg to extract the beam from ALICE, a matching section, a tomography section and some additional dipoles and quadrupoles to transport and match the beam to the entrance of EMMA. This injection line serves both as a diagnostic to measure the properties of the beam being injected into EMMA and also a useful diagnostic tool for ALICE operation. This paper details the simulations undertaken of the electron beam passing through the matching and tomography sections of the EMMA injection line, including the effect of space charge. This will be an issue in the energy range at which this diagnostic is being operated when combined with high bunch charge. A number of different scenarios have been modelled and an attempt made to compensate for the effects of space charge in the matching and tomography sections.

 
TU5RFP083 Progress on the Commissioning of ALICE, the Energy Recovery Linac-Based Light Source at Daresbury Laboratory 1281
 
  • S.L. Smith, R. Bate, C.D. Beard, M.A. Bowler, R.K. Buckley, S.R. Buckley, J.A. Clarke, P.A. Corlett, M. Dufau, D.J. Dunning, B.D. Fell, P. Goudket, A.R. Goulden, S.A. Griffiths, J.D. Herbert, C. Hill, F. Jackson, S.P. Jamison, J.K. Jones, L.B. Jones, A. Kalinin, N. Marks, P.A. McIntosh, J.W. McKenzie, K.J. Middleman, B.L. Militsyn, A.J. Moss, B.D. Muratori, J.F. Orrett, S.M. Pattalwar, P.J. Phillips, M.W. Poole, Y.M. Saveliev, D.J. Scott, B.J.A. Shepherd, R.J. Smith, N. Thompson, B. Todd, T.M. Weston, A.E. Wheelhouse, P.H. Williams
    STFC/DL/ASTeC, Daresbury, Warrington, Cheshire
  • J.R. Alexander, P. Atkinson, N. Bliss, I. Burrows, G. Cox, P.A.D. Dickenson, A. Gallagher, K.D. Gleave, J.P. Hindley, B.G. Martlew, I.D. Mullacrane, A. Oates, P.D. Quinn, D.G. Stokes, J. Strachan, P.J. Warburton, C.J. White
    STFC/DL, Daresbury, Warrington, Cheshire
  • W.R. Flavell, E.A. Seddon
    UMAN, Manchester
  • F.G. Gabriel
    FZD, Dresden
  • C. Gerth
    DESY, Hamburg
  • F.E. Hannon, C. Hernandez-Garcia, K. Jordan, G. Neil
    JLAB, Newport News, Virginia
  • K. Harada
    KEK, Ibaraki
  • P. Harrison, D.J. Holder, G.M. Holder, P. Weightman
    The University of Liverpool, Liverpool
  • S.F. Hill, G. Priebe, R.V. Rotheroe, M. Surman
    STFC/DL/SRD, Daresbury, Warrington, Cheshire
  • G.J. Hirst, P.G. Huggard
    STFC/RAL, Chilton, Didcot, Oxon
  • P. vom Stein
    ACCEL, Bergisch Gladbach
 
 

ALICE (Accelerators and Lasers in Combined Experiments) is a 35 MeV energy recovery linac based light source. ALICE is being developed as an experimental test-bed for a broad suite of science and technology activities that make use of electron acceleration and ultra-short pulse laser techniques. This paper reports the progress made in accelerator commissioning and includes the results of measurement made on the commissioning beam. The steps taken to prepare the beam for short pulse operation as a driver for a Compton Back Scattered source and in preparation for the commissioning of the free electron laser are reported.