摘要
在束流能量为150MeV的前提下计算了中子产额对铅靶尺寸的依赖性．选择某一靶尺寸后讨论了靶系统的放射性活度随时间的变化．最后则比较了不同靶尺寸下的中子能谱．
Under the interaction of incident proton with 150 MeV, the neutron yields and spectrum of the lead spallation target, as well as the radiation activity deposited on the target,are studied by means of SHIELD code. Received 11 March 1998 * Supported by the National Science Foundation of China(19675003), Science Foundation of Chinese nuclear Industry (Y7197AY002) and Trans-century Training Programme Foundation for the Talents by the Ministry of Education
出处
《高能物理与核物理》
EI
CSCD
北大核心
1999年第4期402-408,共7页
High Energy Physics and Nuclear Physics
基金
国家自然科学基金!19675003
核工业科学基金!Y7197AY002
国家教委跨世纪优秀人才计划基金
关键词
加速器
铅散裂靶
核碎片
放射性活度
靶参数
accelerator,lead spallation target,nucleus flagments,radiation activity
