High Power Laser and Particle Beams, Volume. 34, Issue 10, 104003(2022)

Preliminary physics design of the Hefei Advanced Light Facility storage ring

Zhenghe Bai, Gangwen Liu, Tianlong He, Weiwei Li, Penghui Yang, Weimin Li, Shancai Zhang, Lin Wang*, and Guangyao Feng*
Author Affiliations
  • National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230029, China
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    Figures & Tables(7)
    Lattice of the HALF storage ring
    Dynamic aperture of the HALF storage ring
    Tune shifts with horizontal amplitude and momentum
    Schematic of the layout of the HALF injection system
    Phase space tracking of injected bunch with the multipole kicker injection
    • Table 1. Main parameters of the HALF storage ring

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      Table 1. Main parameters of the HALF storage ring

      parametervalue
      energy2.2 GeV
      circumference479.86 m
      number of cells20
      natural emittance86.3 pm·rad
      transverse tunes (H/V)48.15/17.15
      natural chromaticities (H/V)−77/−57
      momentum compaction factor9.0×10−5
      damping partition numbers (H/V/L)1.39/1.00/1.61
      natural damping times (H/V/L)27.2/37.7/23.4 ms
      energy loss per turn186.7 keV
      natural energy spread0.62×10−3
      total absolute bending angle442.5°
      number of straight sections20 (long) + 20 (short)
      harmonic number (500 MHz RF cavity)800
    • Table 2. Beam horizontal emittance and energy spread with intra-beam scattering

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      Table 2. Beam horizontal emittance and energy spread with intra-beam scattering

      bunch length/mmcoupling ratio/%horizontal emittance/(pm·rad)energy spread
      2102409.79×10−4
      21001039.07×10−4
      8101538.74×10−4
      8100688.26×10−4
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    Zhenghe Bai, Gangwen Liu, Tianlong He, Weiwei Li, Penghui Yang, Weimin Li, Shancai Zhang, Lin Wang, Guangyao Feng. Preliminary physics design of the Hefei Advanced Light Facility storage ring[J]. High Power Laser and Particle Beams, 2022, 34(10): 104003

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    Paper Information

    Category: Advanced Synchrotron Radiation Physics and Technology

    Received: May. 2, 2022

    Accepted: --

    Published Online: Sep. 9, 2022

    The Author Email: Wang Lin (wanglin@ustc.edu.cn), Feng Guangyao (fenggy@ustc.edu.cn)

    DOI:10.11884/HPLPB202234.220137

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