Precise δ29/28Si and δ30/28Si determination by high-resolution MC-ICP-MS. - Liu, Mao-Rui; Bai, Jiang-Hao; Zhu, Guan-Hong; Deng, Guang-Chao; Wang, Qiang; Wei, Gang-Jian (JAAS (Journal of Analytical Atomic Spectrometry), 2026)