NUCLEAR TECHNIQUES, Volume. 46, Issue 8, 080003(2023)

Nuclear data measurement progress in China

Xichao RUAN*
Author Affiliations
  • Key Laboratory of Nuclear Data, China Institute of Atomic Energy, Beijing 102413, China
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    Figures & Tables(13)
    The fast neutron TOF spectrometer at the China Institute of Atomic Energy (CIAE)
    HPGe detector array
    Spherical He-3 detector array
    Fission fragment identification spectrometer
    The GTAF-II facility
    C6D6 detector system
    The LPDA facility
    FIXM spectrometer
    Part of the measured DDX results for 6Li induced by 10.27 MeV neutrons
    Measured results of mass distribution for 235U induced by thermal neutrons (amu means atomic mass unit)
    • Table 1. Main neutron sources and parameters for nuclear data measurement in China

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      Table 1. Main neutron sources and parameters for nuclear data measurement in China

      设备Facility中子能量Neutron energy强度Intensity
      中国原子能科学研究院,中国工程物理研究院等,反应堆 China Institute of Atomic Energy, China Academy of Engineering Physics, Reactor热中子Thermal neutron1014 n∙cm-2∙s-1
      中国原子能科学研究院,HI-13串列加速器 China Institute of Atomic Energy, HI-13 tandem accelerator4~42 MeV106~108 n∙sr-1∙s-1
      中国原子能科学研究院,2×1.7 MV小串列 China Institute of Atomic Energy, 2×1.7 MV tandem accelerator0.03~6,14~20 MeV108~109 n∙sr-1∙s-1
      中国原子能科学研究院、兰州大学、中国工程物理研究院等,高压倍加器 China Institute of Atomic Energy, Lanzhou University, China Academy of Engineering Physics, Cockcroft-Walton accelerator2.5, 14 MeV108 n∙sr-1∙s-1,1010 n∙sr-1∙s-1
      北京大学,4.5 MV静电加速器 Peking University, Van De Graaff accelerator0.03~7 MeV107~108 n∙sr-1∙s-1
      四川大学,2×3 MV串列加速器, Sichuan University, 2×3 MV tandem accelerator0.03~9,15~22 MeV108~109 n∙sr-1∙s-1
      中国科学院上海应用物理研究所 Shanghai Institute of Applied Physics, CAS, TMSR-PNS热中子~keV Thermal neutron ~keV104 n∙cm-2∙s-1
      中国科学院高能物理研究所 Institute of High Energy Physics, CAS, CSNS Back-n热中子~300 MeV Thermal neutron~300 MeV107 n∙cm-2∙s-1
    • Table 2. DDX measurements achieved at CIAE

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      Table 2. DDX measurements achieved at CIAE

      能量 Neutron energy样品Sample
      ~14 MeVC、238U、D、209Bi、6,7Li、Zr、Al
      ~6 MeVBe
      ~8 MeV6,7Li、Fe、Be、D、Ga
      ~10 MeV6,7Li、Be、V、238U、209Bi、Fe、C
      20~40 MeVBe、C、209Bi
    • Table 3. Cumulative fission yield measurements finished at CIAE

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      Table 3. Cumulative fission yield measurements finished at CIAE

      裂变核 Fission nucleus中子能量 Neutron energy产物核素 Product nuclide
      U-238裂变谱Fission spectrum、3 MeV、5 MeV、8 MeV、14 MeV95Zr、99Mo、140Ba、147Nd等数十种裂变产物Dozens of fission products such as 95Zr, 99Mo, 140Ba, 147Nd, etc.
      U-235热能Thermal energy、0.5 MeV、1 MeV、1.5 MeV、3 MeV、5 MeV、8 MeV、14 MeV95Zr、99Mo、140Ba、147Nd等二十多种裂变产物More than 20 types of fission products including 95Zr, 99Mo, 140Ba, 147Nd, etc.
      U-235、238热能Thermal energy、3 MeV、14 MeV85m,87,88Kr、135,138Xe等气体裂变产物 Gaseous fission products such as 85m,87,88Kr, 135,138Xe, etc.
      Th-23214 MeV95Zr、99Mo、140Ba、147Nd等二十多种裂变产物More than 20 types of fission products including 95Zr, 99Mo, 140Ba, 147Nd, etc.
      U-235, Pu-239热能Thermal energy95Y、138Cs、101Mo、142La等多种短寿命核素Various short life nuclides such as 95Y, 138Cs, 101Mo, 142La, etc.
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    Xichao RUAN. Nuclear data measurement progress in China[J]. NUCLEAR TECHNIQUES, 2023, 46(8): 080003

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    Paper Information

    Category: Research Articles

    Received: Jun. 5, 2023

    Accepted: --

    Published Online: Sep. 19, 2023

    The Author Email: RUAN Xichao (xichao_ruan@126.com)

    DOI:10.11889/j.0253-3219.2023.hjs.46.080003

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