兰州高能电子成像实验研究平台进展  

The Progress of High Energy Electron RadiographyResearch Platform in Lanzhou

作　　者：曹树春[1,2] 李中平 冉朝晖[1,2] 周有为 申晓康 宗阳 肖荣庆[1] 赵全堂[1,2] 夏乾旭[1,2] 李佳[1,2] 张子民 CAO Shu-chun;LI Zhong-ping;RAN Zhao-hui;ZHOU You-wei;SHEN Xiao-kang;ZONG Yang;XIAO Rong-qing;ZHAO Quan-tang;XIA Qian-xu;LI Jia;ZHANG Zi-min(Institute of Modern Physics,Chinese Academy of Sciences,Lanzhou 730000,China;School of Nuclear Science and Technology,University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]中国科学院近代物理研究所,甘肃兰州730000 [2]中国科学院大学核科学与技术学院,北京100049

出　　处：《真空电子技术》2021年第1期14-20,共7页Vacuum Electronics

基　　金：国家重点研发计划资助项目(2019YFA0404900);国家自然科学基金资助项目(11875303);中国科学院国际合作局对外合作重点项目资助(113462KYSB20160036)。

摘　　要：兰州高能电子成像实验研究平台是中国科学院近代物理研究所建造的唯一专用于高能电子成像及相关领域的实验研究平台,目前已完成第一阶段基于热阴极微波电子枪电子直线加速器的研制,电子束能量50 MeV,最大宏脉冲束流300 mA,达到了设计指标并通过技术测试。开展了高能电子成像实验,空间分辨4μm,获得了预期结果。High energy electron radiography research platform in Lanzhou is the unique equipment for high energy electron radiography(HEER)experimental research,which is proposed by Institute of Modern Physics,Chinese Academy of Sciences.At present,the first stage ofthe development of electron LINAC based on thermionic cathode microwave electron gunhas beencompleted.The electron beam energy of the LINAC is 50 MeV,and the maximum macro pulse beam current is 300 mA.The electron LINAC achieved the design target and passed the technical test.HEER experiments were carried out and the spatial resolution of 4μm was obtained,which reached the expectation.

关 键 词：高能电子成像 电子直线加速器 高能量密度物质诊断 成像实验研究 

分 类 号：TL53[核科学技术—核技术及应用]