10lp/mm空间分辨率高能CT系统

Liu Qinghua, Li Jing,Shan Lijun,Xiao Dexin, Pan Qing, Liu Yu, Wang Hanbin,Hu Dongcai, Zhang Peng, Li Shoutao, Wang Jianxin, Zhang Demin,Yan Longgang, Zhang Xiaoli,Gan Kongyin, Zhang Chengxin, Li Peng,Shen Xuming, Bo Wei, Chen Yunbin, Li Xiaohui,Wang Shuaihua, Yu Yong, Chen Hao, Hu Xiutai, Ma Guowu, Zhou Kui, Zhou Zheng, Wang Yuan,Yang Xingfan,Wu Dai, Li Ming,Chen Menxue,Hu Jinguang,Zhao Jianheng,Fan Guobin

wf（2022）

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Abstract

报道了基于光阴极S波段电子直线加速器建成的9MeV高能微焦点射线成像系统"精卫",X射线束横向尺寸小于100μm,7 h剂量波动低至1.6％.初步开展成像实验结果表明:双丝像质计清晰分辨13D号丝,丝直径0.05 mm,CT测试卡测得空间分辨率优于10 lp/mm,装置同时兼容电子束能量6～18 MeV可调.

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