Author: Liu, T.
Paper Title Page
TU4P08 Design and Commissioning of the Beam Switchyard for the SXFEL-UF 91
 
  • S. Chen, K.Q. Zhang
    SSRF, Shanghai, People’s Republic of China
  • H.X. Deng, C. Feng, B. Liu, T. Liu, Z. Qi, Z.T. Zhao
    SARI-CAS, Pudong, Shanghai, People’s Republic of China
 
  As an important measure of improving the efficiency and usability of X-ray free electron laser facilities, parallel operation of multiple undulator lines realized by a beam switchyard has become a standard configuration in the recent built XFEL facilities. SXFEL-UF, the first soft X-ray free electron laser user facility in China, has finished construction and commissioning recently. The electron beams from the linac are separated and delivered alternately to the two parallel undulator beam lines through a beam switchyard. A stable and fast kicker magnet is used to achieve bunch-by-bunch separation. Optics measures are applied to mitigate the impact of various collective effects, such as coherent synchrotron radiation and micro-bunching instability, on the beam quality after passing through the deflection line of the beam switchyard. In this study, the comprehensive physical design of the beam switchyard is described and the latest results of its commissioning process are presented.  
poster icon Poster TU4P08 [4.643 MB]  
DOI • reference for this paper ※ doi:10.18429/JACoW-FLS2023-TU4P08  
About • Received ※ 23 August 2023 — Revised ※ 30 August 2023 — Accepted ※ 31 August 2023 — Issued ※ 02 December 2023
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WE4P12 Upgrades of High Level Applications at Shanghai Soft X-Ray FEL Facility 171
 
  • H. Luo, D. Gu, T. Liu, Z. Wang
    SARI-CAS, Pudong, Shanghai, People’s Republic of China
  • K.Q. Zhang
    SSRF, Shanghai, People’s Republic of China
 
  The Shanghai soft X-ray free-electron laser(SXFEL) facility has made significant progress in recent years with the rapid, upgraded iterations of the high level software, including but not limited to energy matching, orbit feedback and load, beam optimization, etc. These tools are key components in operation and experiment of free electron laser facility. Some key applications are presented in this paper.  
DOI • reference for this paper ※ doi:10.18429/JACoW-FLS2023-WE4P12  
About • Received ※ 21 August 2023 — Revised ※ 29 August 2023 — Accepted ※ 30 August 2023 — Issued ※ 02 December 2023
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WE4P14 Layout of the Undulator-to-dump line at the SHINE 177
 
  • T. Liu, S. Chen, H.X. Deng, B. Liu, Z. Qi
    SARI-CAS, Pudong, Shanghai, People’s Republic of China
  • Z.F. Gao
    SSRF, Shanghai, People’s Republic of China
  • N. Huang
    Zhangjiang Lab, Shanghai, People’s Republic of China
 
  The Shanghai HIgh repetitioN rate XFEL and Extreme light Facility as the first hard X-ray free-electron laser (FEL) facility in China, is currently under construction in the Zhangjiang area, Shanghai. It aims to deliver X-ray covering photon energy range from 0.4 to 25 keV, with electron beam power up to 800 kW. Downstream of the undulator line, the beam transport design of the undulator-to-dump line is critical which is mainly used for realization of FEL diagnostics based on transverse deflecting structure and beam absorption in the dump. In this manuscript we describe the current layout of this system.  
DOI • reference for this paper ※ doi:10.18429/JACoW-FLS2023-WE4P14  
About • Received ※ 20 August 2023 — Revised ※ 22 August 2023 — Accepted ※ 31 August 2023 — Issued ※ 02 December 2023
Cite • reference for this paper using ※ BibTeX, ※ LaTeX, ※ Text/Word, ※ RIS, ※ EndNote (xml)