scholarly journals A calibration strategy for LA-ICP-MS using isotope dilution for solid reference materials

2016 ◽  
Vol 31 (6) ◽  
pp. 1198-1205 ◽  
Author(s):  
J. P. Thieleke ◽  
C. Vogt

An isotope dilution method for the quantitative analysis of trace elements in biological samples and for the characterization of reference materials for the analysis of biological samples by laser ablation-inductively coupled plasma-mass spectrometry (LA-ICP-ID-MS) has been tested.

2015 ◽  
Vol 7 (12) ◽  
pp. 5012-5018 ◽  
Author(s):  
David P. Bishop ◽  
Dominic J. Hare ◽  
Adrian de Grazia ◽  
Fred Fryer ◽  
Philip A. Doble

A rapid, simple isotope dilution method for detecting organotins in sediment samples.


2016 ◽  
Vol 31 (4) ◽  
pp. 1030-1033 ◽  
Author(s):  
J. S. Hamilton ◽  
E. L. Gorishek ◽  
P. M. Mach ◽  
D. Sturtevant ◽  
M. L. Ladage ◽  
...  

A new single Peltier element ablation cell is described and its applicability to biological sampling discussed to evaluate its performance.


Archaeometry ◽  
2004 ◽  
Vol 46 (1) ◽  
pp. 35-46 ◽  
Author(s):  
D. J. Kennett ◽  
A. J. Anderson ◽  
M. J. Cruz ◽  
G. R. Clark ◽  
G. R. Summerhayes

2021 ◽  
Author(s):  
Andrew J. Mason ◽  
Anton Vaks ◽  
Sebastian F. M. Breitenbach ◽  
John N. Hooker ◽  
Gideon M. Henderson

Abstract. We describe a new method for the measurement of U/Pb ratios by isotope dilution multi-collector inductively coupled plasma mass spectrometry (MC-ICP-MS) for the dating of geologically young clean carbonates, particularly speleothems. The method is intended for materials containing little or no initial 232Th. We illustrate and validate the method with four examples ranging from 0.57 Ma to 20 Ma old. The new method is capable of applying the 235U-207 and 238U-234U-206Pb chronometers, common Pb and quantifiable residual 234U/238U disequilibrium permitting. These provide an alternative to the more widely used 238U-206Pb chronometer, which can be highly inaccurate for samples a few million years old, owing to uncertainties in the excess initial 234U (hence, excess radiogenic 206Pb) commonly observed in speleothems.


2020 ◽  
Vol 35 (3) ◽  
pp. 455-460 ◽  
Author(s):  
Eduardo Bolea-Fernandez ◽  
Ana Rua-Ibarz ◽  
Milica Velimirovic ◽  
Kristof Tirez ◽  
Frank Vanhaecke

The occurrence of microplastics (MPs) in the environment is a matter of increasing concern. In this work, it has been shown for the first time that ICP-MS operated in single-event mode can be used for the characterization of MPs relying on their C content.


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