粒子加速器驱动的同步辐射光源:现状与展望  

Current status and prospect of particle accelerator-driven synchrotron radiation light source

作　　者：焦毅[1,2] JIAO Yi(Institute of High Energy Physics,Chinese Academy of Sciences,Beijing 100049,China;University of Chinese Academy of Sciences,Beijing 100049,China)

机构地区：[1]中国科学院高能物理研究所,北京100049 [2]中国科学院大学,北京100049

出　　处：《科技导报》2025年第5期37-44,共8页Science & Technology Review

基　　金：国家自然科学基金项目(12275284,11922512)。

摘　　要：粒子加速器作为大科学装置,在世界科学技术的发展进程中发挥着非常关键的作用。同步辐射光源是一种利用相对论电子产生同步辐射的粒子加速器,迄今已历经4代的发展,在基础科学研究和应用科学领域扮演越来越重要的角色。阐述了粒子加速器和同步辐射光源的代际演变,剖析了基于衍射极限储存环加速器的第四代同步辐射光源的主要技术特点,包括紧凑型多弯铁消色散结构设计、小孔径磁铁与新型真空镀膜技术的协同突破等,结合国际第四代同步辐射光源发展动态,重点介绍了中国高能同步辐射光源等装置的最新进展,对束流发射度极限突破、人工智能驱动的束流实时调控、衍射极限储存环与自由电子激光原理融合等加速器光源未来发展的潜在方向做了初步探讨。As one kind of large-scale scientific facilities,particle accelerators play a vital role in the progress of global science and technology.Synchrotron radiation light sources driven by storage ring accelerators,have already undergone four generations of development.They are playing an increasingly significant role in both basic scientific research and applied science fields.This article briefly reviews the generational evolution of particle accelerators and synchrotron radiation light sources.It offers a detailed description of the technological features of the fourth-generation synchrotron radiation light sources based on diffraction-limited storage rings,such as compact multi-bend achromat(MBA)design,synergistic breakthroughs in small-aperture magnet and advanced vacuum coating technologies.Following a birdview of global advancements in fourth-generation synchrotron radiation facilities,the latest progress of the High Energy Photon Source is reported in detail.Moreover,it makes a preliminary exploration into the potential directions of the future development of accelerator-based light sources,including breakthrough in beam emittance limit,AI-driven real-time beam control,integration of storage ring light source with free-electron laser principles.

关 键 词：粒子加速器 大科学装置 同步辐射光源 衍射极限储存环 

分 类 号：TL503[核科学技术—核技术及应用]