Keyword: brightness
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TUP067 Advanced Concepts in the Design for the Soft X-Ray FEL at MAX IV undulator, FEL, electron, laser 214
 
  • W. Qin, F. Curbis, M.A. Pop, S. Werin
    MAX IV Laboratory, Lund University, Lund, Sweden
  • F. Curbis, S. Werin
    SLF, Lund, Sweden
 
  Funding: The work is supported by Knut and Alice Wallenberg foundation.
A Soft X-ray FEL (the SXL) is currently being designed at the MAX IV Laboratory. In the work to adapt the FEL to the scientific cases several advanced options are being studied for coherence enhancement, generation of short pulses and two-color pulses. We will discuss the current status and the schemes studied, especially regarding the FEL performance with the features of the MAX IV linac, including a positive energy chirp.
 
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-FEL2019-TUP067  
About • paper received ※ 20 August 2019       paper accepted ※ 29 August 2019       issue date ※ 05 November 2019  
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THP065 Multi-Objective FEL Design Optimisation Using Genetic Algorithms FEL, simulation, framework, electron 711
 
  • D.J. Dunning, H.M. Castañeda Cortés, J.K. Jones, N. Thompson
    STFC/DL/ASTeC, Daresbury, Warrington, Cheshire, United Kingdom
  • J.K. Jones, N. Thompson
    Cockcroft Institute, Warrington, Cheshire, United Kingdom
 
  Simulation studies were carried out to optimise the performance of various FEL designs, with examples including longitudinal current profile shaping for a seeded FEL, and selection of the chicane delays for the High-Brightness SASE technique. In these examples multi-objective genetic algorithms were applied to a single section of the overall facility simulation, i.e. the undulator, as is the common approach. Further studies are also reported in which a full start-to-end simulation chain was optimised, with the aim of delivering a more holistic facility design optimisation.  
DOI • reference for this paper ※ https://doi.org/10.18429/JACoW-FEL2019-THP065  
About • paper received ※ 20 August 2019       paper accepted ※ 25 August 2019       issue date ※ 05 November 2019  
Export • reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml)