10 MeV、>80 Gy/s@1 m的光子FLASH放疗射线源  

>80 Gy/s@1 m FLASH photon source at 10 MeV

作　　者：单李军[1] 周征 羊奕伟 刘宇[1] 王建新[1] 张德敏[1] 肖德鑫[1] 张鹏[1] 闫陇刚[1] 李雷 曹传宇 张小丽[1] 桑子儒 胥汉勋 王诗岚 程德琪 唐镭迅 刘贤洪 何心坦 杨兴繁[1] 王汉斌[1] 甘孔银[1] 吴岱[1] 黎明[1] 陈门雪[1] 胡进光[1] 赵剑衡 范国滨[5] Shan Lijun;Zhou Zheng;Yang Yiwei;Liu Yu;Wang Jianxin;Zhang Demin;Xiao Dexin;Zhang Peng;Yan Longgang;Li Lei;Cao Chuanyu;Zhang Xiaoli;Sang Ziru;Xu Hanxun;Wang Shilan;Cheng Deqi;Tang Leixun;Liu Xianhong;He Xintan;Yang Xingfan;Wang Hanbin;Gan Kongyin;Wu Dai;Li Ming;Chen Menxue;Hu Jinguang;Zhao Jianheng;Fan Guobin(Institute of Applied Electronics,CAEP,Mianyang 621900,China;College of Nuclear Science and Technology,Harbin Engineering University,Harbin 150001,China;School of Nuclear Science and Technology,University of South China,Hengyang 421001,China;Zhongjiu FLASH Radiotherapy Technology Co.,Ltd.Mianyang 621900,China;China Academy of Engineering Physics,Mianyang 621900,China)

机构地区：[1]中国工程物理研究院应用电子学研究所,四川绵阳621900 [2]哈尔滨工程大学核科学与技术学院,哈尔滨150001 [3]南华大学核科学技术学院,湖南衡阳421001 [4]中玖闪光医疗科技有限公司,四川绵阳621000 [5]中国工程物理研究院,四川绵阳621900

出　　处：《强激光与粒子束》2023年第12期114-115,共2页High Power Laser and Particle Beams

基　　金：国家自然科学基金项目(11975218,12005211,11805192,11905210);中国工程物理研究院创新发展基金项目(CX2019036,CX2019037)。

摘　　要：报道了基于常温射频直线加速器建成的10 MeV光子FLASH放疗射线源样机,采用高平均电流电子束轰击高速旋转辐射转化靶,在距离靶点1 m远处的固体水模内,X射线剂量率达到80.5 Gy/s,达到未来临床实验与推广所需剂量率阈值。A normal-conducting S-band linear accelerator based 10 MeV photon FLASH radiotherapy X-raysource prototype was built.By using high-energy,high average current electron beam hitting a rotating target,a highdose rate of 80.5 Gy/s at a source-axis distance of 1 m was successfully obtained,which reaches the threshold forfuture clinical trial.

关 键 词：FLASH放疗 超高剂量率 医用直线加速器 X射线源 

分 类 号：TG115.28[金属学及工艺—物理冶金]