The refined shielding design for the cyclotron room of the Buddhist Tzu Chi General Hospital

被引:4
|
作者
Sheu, RD [1 ]
Chen, CC [1 ]
Sheu, RJ [1 ]
Kao, CH [1 ]
Jiang, SH [1 ]
机构
[1] Natl Tsing Hua Univ, Dept Engn & Syst Sci, Hsinchu 300, Taiwan
关键词
D O I
10.1093/rpd/nci194
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Full-scale Monte Carlo simulations of the cyclotron room of the Buddhist Tzu Chi General Hospital were carried out to improve the inadequate maze design. The double differential neutron source from the O-18(p,n)F-18 reaction was adopted for the calculation. The weight window variance reduction technique, where the weight window was set by applying the adjoint flux, has been implemented in the MCNP run to facilitate the calculation of the dose rates outside the cyclotron room. Dose rates including neutron and gamma-ray components were calculated for some maze shielding modifications.
引用
收藏
页码:216 / 221
页数:6
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