| 核防护用水泥基中子屏蔽材料的研究进展 |
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| 引用本文： | 徐军,康青,沈志强,王正刚. 核防护用水泥基中子屏蔽材料的研究进展[J]. 材料开发与应用, 2011, 0(5): 92-95,100 |
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| 作者姓名： | 徐军 康青 沈志强 王正刚 |
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| 作者单位： | 解放军后勤工程学院电磁防护研究中心 |
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| 摘 要： | 不同能量的中子有不同的工程屏蔽方法,水泥基中子屏蔽材料具有重要应用价值.本文首先从中子防护的角度简要介绍了中子屏蔽原理,其次从快中子减速、慢中子吸收两个方面总结概括了水泥基中子屏蔽材料的研究现状,分析了水泥基中子屏蔽材料存在的不足:功能单一、耐久性、施工性及环境友好等问题,并指出了下一步研究方向:提高核防护水泥混凝土综...
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| 关 键 词： | 核防护材料 中子辐射 屏蔽 水泥基材料 进展 |
Progress of Cement-based Neutron Shielding Materials in Nuclear Protecting |
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| XU Jun,KANG Qing,SHEN Zhi-qiang,WANG Zheng-gang. Progress of Cement-based Neutron Shielding Materials in Nuclear Protecting[J]. Development and Application of Materials, 2011, 0(5): 92-95,100 |
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| Authors: | XU Jun KANG Qing SHEN Zhi-qiang WANG Zheng-gang |
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| Affiliation: | (Electromagnetic Protection Research Center,PLA’s Logistics Engineering University,Chongqing 401311,China) |
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| Abstract: | Neutrons in different energies have different shielding methods,the application of cement-based materials for neutron shielding is very important.In this paper,base of the neutron shielding,the shielding theory of neutron is introduced,the recent developments of cement-based materials for neutron shielding are reviewed,several basic problems in the research are analyzed,a developing trend of the neutron shielding cement-based materials are brought forward as:increasing the shielding properties of concrete,designing the new materials and structures,improving construction performances,establishing evaluation systems for durability. |
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| Keywords: | Nuclear protective materials Neutron radiation Shielding Cement-based materials Progress |
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