Design of a prompt-gamma neutron activation analysis system on China Advanced Research Reactor

被引:0
|
作者
Sun Hongchao [1 ]
Ni Bangfa [1 ]
Xiao Caijin [1 ]
Zhang Guiying [1 ]
Liu Cunxiong [1 ]
Huang Jinfeng [2 ]
机构
[1] China Inst Atom Energy, Beijing 102413, Peoples R China
[2] Guangxi Univ, Nanning 530004, Guangxi, Peoples R China
基金
中国国家自然科学基金;
关键词
Prompt gamma activation analysis; PGA A Facility; Neutron Cross-section; Shielding; CROSS-SECTIONS; FACILITY; CAPTURE;
D O I
暂无
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
In this paper, computational methods are used to optimize the design of a prompt-gamma neutron activation analysis (PGNAA) system on China Advanced Research Reactor (CARR). Approaches are adopted for obtaining accurate neutron beam parameter and saving the computing time. For the radiation shielding design, the optimizing factors include the cost, weight, volume, machining convenience and background radiation at the detector position. Low background spectrum and high sensitivity are expected. The simulation results, and experiences from international PGNAA community, were used in the design of the CARR PGNAA system.
引用
收藏
页码:287 / 292
页数:6
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