Revisiting the Happy Jack Uraninite Reference Material: A Combined Electron Beam and Laser Ablation In Situ Study [0.03%]
用电子束和激光原位结合法重新研究快乐杰克磷铀矿参考物质
Lingli Zhou,Thomas Riegler,Christophe Bonnetti et al.
Lingli Zhou et al.
This new comprehensive in situ mineral-chemical characterisation of the Happy Jack uraninite has discovered additional information regarding matrix effects and trace element homogeneity, relevant to proposals that it could serve as a refere...
Chun-Yao Liu,Philip A E Pogge von Strandmann,Gary Tarbuck et al.
Chun-Yao Liu et al.
To examine the applicability of different leaching methods used to extract secondary oxides from silicate solids for lithium isotope (δ7Li) measurement, this study has conducted leaching experiments on five different types of silicate soli...
Electron Microprobe/SIMS Determinations of Al in Olivine: Applications to Solar Wind, Pallasites and Trace Element Measurements [0.03%]
橄榄石中铝的电子探针/sims测定：太阳风、帕拉斯铁陨石和其他痕量元素测量中的应用
J M Paque,A E Hofmann,D S Burnett et al.
J M Paque et al.
Electron probe microanalyzer measurements of trace elements with high accuracy are challenging. Accurate Al measurements in olivine are required to calibrate SIMS implant reference materials for measurement of Al in the solar wind. We adopt...
Best Practices for Determination of Initial 10Be/9Be in Early Solar System Materials by Secondary Ion Mass Spectrometry [0.03%]
二次离子质谱法测定早期太阳系材料中初始10Be/9Be比值的最佳实践方法研究
Emilie T Dunham,Meenakshi Wadhwa,Steven J Desch et al.
Emilie T Dunham et al.
Beryllium-10 (t 1/2 = 1.4 Ma) is a short-lived radionuclide present in the early Solar System. It is produced solely by irradiation reactions and can provide constraints on the astrophysical environment of the Sun's formation. Calcium- and ...
Forty-Nine Major and Trace Element Concentrations Measured in Soil Reference Materials NIST SRM 2586, 2587, 2709a, 2710a and 2711a Using ICP-MS and Wavelength Dispersive-XRF [0.03%]
土壤标准物质SRM 2586、2587、2709a、2710a和2711a的49种主量和微量元素的ICP-MS及波长色散X射线荧光测量值
Harris L Byers,Lindsay J McHenry,Timothy J Grundl
Harris L Byers
Excellent agreement was noted in the concentration of major and trace elements in five NIST soil reference materials (NIST SRM 2586, 2587, 2709a, 2710a and 2711a) between measurement results from wavelength dispersive-XRF and ICP-MS from tw...
GZ7 and GZ8 - Two Zircon Reference Materials for SIMS U-Pb Geochronology [0.03%]
用于SIMS U-Pb定年的两个锆石参考物质GZ7和GZ8
Lutz Nasdala,Fernando Corfu,Blair Schoene et al.
Lutz Nasdala et al.
Here, we document a detailed characterisation of two zircon gemstones, GZ7 and GZ8. Both stones had the same mass at 19.2 carats (3.84 g) each; both came from placer deposits in the Ratnapura district, Sri Lanka. The U-Pb data are in both c...
Separation of Platinum from Palladium and Iridium in Iron Meteorites and Accurate High-Precision Determination of Platinum Isotopes by Multi-Collector ICP-MS [0.03%]
用多接收器电感耦合等离子体质谱法测定铁陨石中铂与钯、铱的分离及高精度的铂同位素组成
Alison C Hunt,Mattias Ek,Maria Schönbächler
Alison C Hunt
This study presents a new measurement procedure for the isolation of Pt from iron meteorite samples. The method also allows for the separation of Pd from the same sample aliquot. The separation entails a two-stage anion-exchange procedure. ...