中子散射及相关技术的发展与应用  

Development and Application of Neutron Scattering and Related Technique

作　　者：孙凯[1] 李天富[1] 陈东风[1] SUN Kai;LI Tianfu;CHEN Dongfeng(Department of Nuclear Physics,China Institute of Atomic Energy,Beijing 102413,China)

机构地区：[1]中国原子能科学研究院核物理研究所,北京102413

出　　处：《原子能科学技术》2020年第S01期35-46,共12页Atomic Energy Science and Technology

基　　金：国家重点研发计划资助项目(2017YFA0403700);财政部稳定支持研究经费资助项目(WDJC-2019-04)。

摘　　要：中子的独特性质使其在揭示物质从微观、介观至宏观尺度的结构和动力学行为方面都具有不可替代性,从而使得依托于高强度中子源的中子散射技术广泛应用于物理、化学、材料、地质、生物和医学等领域,逐渐发展为一种国家大型科学平台。中国原子能科学研究院在国内最早开展中子散射研究,先后依托重水研究堆和中国先进研究堆构建了中子科学研究平台,并坚持面向国内外开放合作,开展了许多富有特色的研究工作,为我国中子散射及相关技术的开创、发展和应用推广做出了重要贡献。当前,中子应用技术迎来新发展机遇,相关研究愈加广泛而深入,将继续为探索基础科学前沿和解决能源、健康、环境、信息等领域重大问题提供重要技术支撑。The unique properties of neutrons can be used to reveal the structural and dynamic properties of matter at the micro,mesoscopic and macro-scale.Neutron scattering is widely applied in the fields of physics,chemistry,materials,geology,biology and medicine,which belongs to one kind of national large scale scientific facility.China Institute of Atomic Energy(CIAE)is the first institute to do neutron scattering research in China.Neutron scattering facilities were built based on firstly the Heavy Water Research Reactor(HWRR)and then the China Advanced Research Reactor(CARR),which kept opening to users from other institutes.Many researches were carried out based on these facilities.In this sense,CIAE makes important contributions to the creation,development and application of neutron scattering in China.At present,neutron technique is ushering in new development opportunities.The related application researches become more and more extensive and in-depth.It will continue to provide important technical support for exploring the frontiers of basic science and solving problems in the fields of energy,health,environment and information.

关 键 词：中子散射 中国先进研究堆 重水研究堆 中子束技术 

分 类 号：O433[机械工程—光学工程]