Author: Russell, S.J.
Paper Title Page
WEPOB39 Photo-Injector Optimization and Validation Study with the OPAL Beam Simulation Code 984
 
  • L.D. Duffy, K. Bishofberger, J.W. Lewellen, S.J. Russell, D.Y. Shchegolkov
    LANL, Los Alamos, New Mexico, USA
 
  A 42 keV x-ray free electron laser (XFEL) is a plausible technology alternative for the Matter Radiation Interactions in Extremes (MaRIE) experimental project, a concept developed by Los Alamos National Laboratory. An early pre-conceptual design for such an XFEL calls for 100 pC electron bunches with very low emittance and energy spread. High fidelity simulations that capture all beamline physics will be required to ensure a successful design. We expect to use the beam simulation code OPAL as one of the tools in this process. In this study, we validate OPAL as a photo-injector design tool by comparing its performance with published PITZ experimental data and simulations.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-NAPAC2016-WEPOB39  
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THPOA46 Benchmark of RF Photoinjector and Dipole Using ASTRA, GPT, and OPAL 1194
SUPO31   use link to see paper's listing under its alternate paper code  
 
  • N.R. Neveu
    IIT, Chicago, Illinois, USA
  • A. Adelmann
    PSI, Villigen PSI, Switzerland
  • G. Ha
    POSTECH, Pohang, Kyungbuk, Republic of Korea
  • C.J. Metzger-Kraus
    HZB, Berlin, Germany
  • N.R. Neveu, J.G. Power
    ANL, Argonne, Illinois, USA
  • P. Piot
    Fermilab, Batavia, Illinois, USA
  • P. Piot
    Northern Illinois University, DeKalb, Illinois, USA
  • S.J. Russell
    LANL, Los Alamos, New Mexico, USA
  • L.K. Spentzouris
    Illinois Institute of Technology, Chicago, Illinois, USA
 
  Funding: Grant no. DE-SC0015479, and contract No. DE-AC02-06CH11357.
With the rapid improvement in computing resources and codes in recent years, accelerator facilities can now achieve and rely on accurate beam dynamics simulations. These simulations include single particle effects (e.g. particle tracking in a magnetic field) as well as collective effects such as space charge (SC), and coherent synchrotron radiation (CSR). Using portions of the Argonne Wakefield Accelerator (AWA) as the benchmark model, we simulated beam dynamics with three particle tracking codes. The AWA rf photoinjector was benchmarked, primarily to study SC, in ASTRA, GPT, and OPAL-T using a 1 nC beam. A 20° dipole magnet was used to benchmark CSR effects in GPT and OPAL-T by bending a 1nC beam at energies between 2 MeV and 100 MeV. In this paper we present the results, and discuss the similarities and differences between the codes.
 
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-NAPAC2016-THPOA46  
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