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目的加强辐射防护,确保辐射安全。方法对实验室内高活度238Pu-Be中子源的辐射场进行了相关理论计算。结果计算了几种屏蔽材料的辐射防护效果,再与实验现场监测结果比对。结论通过计算对屏蔽材料进行优化可为为加强中子源的辐射防护及周边的环境安全提供参考依据。
Objective To strengthen radiation protection and ensure radiation safety. Methods The radiation field of 238Pu-Be neutron source with high activity in laboratory was calculated theoretically. Results The radiation protection effects of several shielding materials were calculated and compared with the experimental monitoring results. Conclusion Optimization of shielding materials through calculation can provide a reference for strengthening the radiation protection of neutron sources and the surrounding environmental safety.