Molar mass measurement of a 28Si-enriched silicon crystal with high precision secondary ion mass spectrometry (SIMS)

Authors :: Yu-ya Gao
Tong-xiang Ren
Ian S. Williams
Trevor R. Ireland
Tao Long
Olaf Rienitz
Axel Pramann
Song Wang
Pan-shu Song
Jun Wang
Source :: Journal of Analytical Atomic Spectrometry. 37:2546-2555
Publication Year :: 2022
Publisher :: Royal Society of Chemistry (RSC), 2022.
Abstract: Several highly-enriched 28Si crystals were produced to enable a better determination of the Avogadro constant through removing the uncertainty associated with the abundance determination of the minor isotopes 29Si and 30Si.

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