Author: Anevski, D.
Paper Title Page
THPVA020 Distribution and Extreme Loss Analysis in the ESS Linac: A Statistical Perspective 4458
 
  • A.L. Pedersen
    Lund Institute of Technology (LTH), Lund University, Lund, Sweden
  • D. Anevski
    Lund University, Lund, Sweden
  • M. Eshraqi, R. Miyamoto
    ESS, Lund, Sweden
 
  The report takes a statistical approach in the study of distribution evolution of the proton beam within the ESS linac and reports a new technique of pinpointing the non-linear space-charge effect of the propagating proton beam. By using the test statistic from the nonparametric Kolmogorov-Smirnov test the author visualises the change in the normalised distributions by looking at the supremum distance between the cumulative distribution functions in comparison, and the propagation of the deviation throughout the ESS linac. This approach identifies changes in the distribution which may cause losses in the linac and highlights the parts where the space-charge has big impact on the beam distribution. Also, an Extreme Value Theory approach is adopted in order to quantify the effects of the non linear forces affecting the proton beam distribution.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-IPAC2017-THPVA020  
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