NUCLEAR TECHNIQUES, Volume. 47, Issue 7, 070602(2024)

Analysis on key factors of 252Cf production by irradiation of high flux fast neutron research reactor

Zhenyu ZHANG*, Hongyi YANG, Mingyu WU, Yong YANG, and Peiyibin LU
Author Affiliations
  • China Institute of Atomic Energy, Beijing 102413, China
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    Figures & Tables(16)
    Super heavy nuclide production chain
    Production history of transuranic nuclides in the United States
    Construction of high-flux research reactors in the United States and Russia
    Design scheme of resonant neutron trap irradiation target
    Diagram of Eu2O3 absorber target in the core
    Comparison of the energy spectrum effects of Eu2O3 irradiation targets on fuel assemblies (color online)
    Comparison of the normalized energy spectra
    Experimental record of production of 252Cf by HFIR irradiation
    Comparison of calculation results for heavy curium targets
    Comparison of calculation results for light curium targets
    Light-heavy curium production process plan
    Comparison of production of heavy curium nuclides by light curium target irradiation
    Cross section comparison of 244Cm, 246Cm, 248Cm
    Cross section comparison of 245Cm, 247Cm
    • Table 1. Relative values of the deposition energy of Eu2O3 absorber fuel rods with different thicknesses

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      Table 1. Relative values of the deposition energy of Eu2O3 absorber fuel rods with different thicknesses

      序号

      Number

      初始状态

      Initial state

      辐照靶件未设置Eu2O3

      Target without Eu2O3

      2 mm厚度Eu2O3

      2 mm thick Eu2O3

      1.5 mm厚度Eu2O3

      1.5 mm thick Eu2O3

      1 mm厚度Eu2O3

      1 mm thick Eu2O3

      11.000 01.019 30.840 90.882 50.896 6
      21.000 01.057 40.859 50.862 20.925 2
      31.000 01.117 00.847 90.856 70.890 1
      41.000 01.332 40.873 70.905 50.954 9
      51.000 01.527 30.856 20.911 50.911 2
      61.000 02.226 40.925 90.997 20.999 0
      71.000 03.494 40.940 00.948 91.116 8
      81.000 03.607 40.969 41.060 01.153 2
      91.000 03.890 90.976 11.015 71.186 8
      101.000 03.999 70.994 50.962 61.133 9
      111.000 04.085 71.080 80.976 91.170 8
      121.000 03.603 50.973 61.087 51.152 6
      131.000 03.481 20.952 10.993 91.029 9
    • Table 2. Energy spectrum distribution

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      Table 2. Energy spectrum distribution

      方案

      Scheme

      1×10-8~1×10-6 MeV占比

      1×10-8~1×10-6 MeV percent / %

      1×10-6~1×10-3 MeV占比

      1×10-6~1×10-3 MeV percent / %

      1×10-2~1 MeV占比

      1×10-2~1 MeV percent / %

      HFIR能谱 HFIR energy spectrum51.552 515.049 418.066 2
      方案1 Scheme 12.802 79.657 165.696 5
      方案2 Scheme 29.664 423.582 142.513 0
      方案3 Scheme 315.204 625.138 940.215 0
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    Zhenyu ZHANG, Hongyi YANG, Mingyu WU, Yong YANG, Peiyibin LU. Analysis on key factors of 252Cf production by irradiation of high flux fast neutron research reactor[J]. NUCLEAR TECHNIQUES, 2024, 47(7): 070602

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    Paper Information

    Category: Research Articles

    Received: Sep. 22, 2023

    Accepted: --

    Published Online: Aug. 27, 2024

    The Author Email: ZHANG Zhenyu (1258786805@qq.com)

    DOI:10.11889/j.0253-3219.2024.hjs.47.070602

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