High-precision zirconium stable isotope measurements of geological reference materials as measured by double-spike MC-ICPMS
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Geology"
DOI: 10.1016/j.chemgeo.2018.07.007
Abstract: Abstract Zirconium plays a major role in geochemistry as it is the major cation of zircons - the oldest preserved minerals on Earth. While Zr isotopic anomalies in meteorites have been widely studied, mass dependant… read more here.
Keywords: reference materials; isotope; chemistry; double spike ... See more keywords
Chemical procedure for Zn purification and double spike method for high precision measurement of Zn isotopes by MC-ICPMS
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2020.116413
Abstract: Abstract We have developed a new technique for Zn separation and high precision isotope measurement of geological and cosmochemical samples. The protocol includes sample digestion, chemical separation and purification with ion-exchange chromatography and a double… read more here.
Keywords: high precision; double spike; measurement; purification ... See more keywords
A novel sample loading method and protocol for monitoring sample fractionation for high precision Ca stable isotope ratio measurements using double-spike TIMS
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/c7ja00322f
Abstract: The external reproducibility (2σSD) of Ca stable isotope ratio measurements (δ44/40Ca) using double-spike thermal ionization mass spectrometry (TIMS) shows a large range from read more here.
Keywords: isotope ratio; fractionation; double spike; spike ... See more keywords
A “peak cut” procedure of column separation for calcium isotope measurement using the double spike technique and thermal ionization mass spectrometry (TIMS)
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/c8ja00004b
Abstract: Full recovery from column separation and matrix effects are the two factors that need to be considered for the high-precision analysis of stable Ca isotopes, but generally they are difficult to balance. In many cases,… read more here.
Keywords: spike technique; double spike; column separation; spike ... See more keywords
Simultaneous measurement of neodymium stable and radiogenic isotopes from a single aliquot using a double spike
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/c9ja00308h
Abstract: Neodymium (Nd) stable isotopes have the potential to provide new constraints on a diverse range of geological processes from planetary formation and magmatic differentiation to weathering and ocean circulation. In this contribution, we present a… read more here.
Keywords: neodymium stable; double spike; measurement; spike ... See more keywords
Calcium Isotope Ratio (δ44/40Ca) Measurements of Ca‐Dominated Minerals and Rocks without Column Chemistry Using the Double‐Spike Technique and Thermal Ionisation Mass Spectrometry
Sign Up to like & getrecommendations! Published in 2019 at "Geostandards and Geoanalytical Research"
DOI: 10.1111/ggr.12281
Abstract: In this study, to evaluate whether bias free Ca isotope ratios can be properly achieved by thermal ionisation mass spectrometry (TIMS) using the 42Ca–43Ca double‐spike technique without chemical purification, a series of comparable experiments (with… read more here.
Keywords: chemistry; without column; double spike; minerals rocks ... See more keywords