加速器质谱测量53Mn及其在地球科学中的应用

宇宙成因核素 53Mn是一种非常理想的地貌演变研究工具。近年来, 随着加速器质谱（AMS）技术的不断发展, 人们已能够进行53Mn的高灵敏测量。介绍了53Mn在地球科学中的应用前景、 国际研究现状及中国原子能科学研究院目前正在开展的53Mn高灵敏AMS测量方法的研究。The determination of cosmogenic 53Mn concentrations found in terrestrial formations has many interesting applications for Earth Sciences. With Accelerator Mass Spectrometry (AMS) it should be possible to detect minute amounts of 53Mn. The situation of international research of 53Mn AMS measurement and applications are presented. The AMS measurement method of 53Mn at China Institute of Atomic Energy and its applications prospect are to be explored.