他是我国粒子加速器事业的开拓者、国际著名加速器物理学家、中国科学院院士,他的名字是和以下几项科研项目连在一起的:世界上第一台能量最高的医用加速器、中国第一台可向高能发展的电子直线加速器、北京正负电子对撞机、北京自由电子激光、新型辐照应用加速器。在这些项目中,有两项是世界原创,有三项填补了国内空白。他奠基和开拓了新中国的高能粒子加速器事业, He is a pioneer of particle accelerator in China. He is an internationally renowned accelerator physicist and academician of the Chinese Academy of Sciences. His name is linked with several scientific research projects: The world’s first energy-intensive medical accelerator, China’s first Taiwan can be to the development of high-energy electron linear accelerator, Beijing positive and negative electron collider, Beijing free electron laser, a new application of radiation accelerator. Among these projects, two are original in the world and three fill the domestic blank. He laid the foundation stone and pioneered the new China’s high-energy particle accelerator business,