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URLhttps://doi.org/10.18429/JACoW-IPAC2023-TUPM094
TitleInvestigation of micro spill in RF KO extraction using tailored excitation signals
Authors
  • P. Niedermayer, R. Singh, G. Franchetti
    GSI Helmholtzzentrum für Schwerionenforschung GmbH
  • E. Cortés García
    Deutsches Elektronen-Synchrotron
  • E. Feldmeier, T. Haberer
    Heidelberg Ionenstrahl-Therapie Centrum
AbstractRadio Frequency Knock Out (RF KO) extraction is used to extract stored particle beams from synchrotrons through transverse excitation, delivering spills of particles for experiments and medical therapy. Minimizing the fluctuations of spill intensity is vital to prevent detector pile-up and interlocks while making most efficient use of the extracted beam. To improve the spill quality, different excitation signals with characteristic frequency spectra are explored. Results of experimental studies at the Heidelberg Ion Beam Therapy Center (HIT) are presented. These demonstrate the possible improvements by tuning multi-band spectra at different harmonics. Particle tracking simulations of the slow extraction process at HIT are used to understand how different excitation signals influence the spill quality.
Paperdownload: TUPM094.pdf
CiteBibTeX, LaTeX, Text/Word, RIS, EndNote
Conference14th International Particle Accelerator Conference
Series
LocationVenice, Italy
Date07-12 May 2023
PublisherJACoW Publishing, Geneva, Switzerland
Editorial BoardRalph Assmann - Deutsches Elektronen-Synchrotron DESY Peter McIntosh - Science and Technology Facilities Council (STFC/DL/ASTeC) Giovanni Bisoffi - Istituto Nazionale di Fisica Nucleare (INFN/LNL) Alessandro Fabris - Elettra-Sincrotrone Trieste S.C.p.A. Ivan Andrian - Elettra-Sincrotrone Trieste S.C.p.A. Giulia Vinicola - Istituto Nazionale di Fisica Nucleare (INFN/LNF)
Online ISBN978-3-95450-231-8
Online ISSN2673-5490
Received02 May 2023
Revised07 May 2023
Accepted15 June 2023
Issued26 September 2023
DOI10.18429/JACoW-IPAC2023-TUPM094
Pages2427-2430