Precise and accurate isotopic analysis of uranium and thorium in uranium ore concentrates using ICP-MS and their age dating for nuclear forensic analysis

作者：Wei Wang, Jiang Xu, Ruiyang Xi, Siqi Guo, Yongyang Su, Sui Fang, Haitao Zhang, Yalong Wang, Jinlong Fan, Lei Feng, Yufeng Wang, Zhiming Li · 发表于：Journal of Analytical Atomic Spectrometry · 年份：2023 · DOI：10.1039/d3ja00196b · 被引用次数：17 · 研究领域：Radioactive contamination and transfer、Isotope Analysis in Ecology、Radioactivity and Radon Measurements

Precise and accurate analysis of 235 U/ 238 U, 234 U/ 238 U, 230 Th/ 234 U and 230 Th/ 232 Th in 15 uranium ore concentrates (UOCs) was achieved using ICP-MS for nuclear forensic applications. A novel method was developed to dating UOCs.