Trace element and boron isotope analysis
Hydrothermal impacts on trace element and isotope ocean biogeochemistry
... This article is part of the themed issue ‘Biological and climatic impacts of ocean trace element chemistry’. 1. Introduction Submarine hydrothermal circulation arises when seawater percolates downward ...
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Quantifying trace element and isotope fluxes at the ocean–sediment boundary: a review
... micronutrient trace elements, for example, pore water data for Fe and Mn are most widely reported, while Cu, Cd and Ni are limited to a handful of studies [30,32,39,53], and pore water Zn data are absent in all ...
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Trace-element and stable-isotope composition of the Cyprideis torosa (Crustacea, Ostracoda) shell
... The shells of Cyprideis torosa and of other members of the genus Cyprideis have been used extensively for trace-element and, to a lesser degree, stable-isotope and strontium-isotope ...
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Fraction-specific controls on the trace element distribution in iron formations: Implications for trace metal stable isotope proxies
... and trace element chemistry was determined with a Thermo Scientific X-Series 2 ICP-MS after a standard bulk-rock digestion procedure using HF-HNO 3 -HClO 4 at Utrecht ...
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Boron Isotope Fractionation in Bell Pepper
... and isotope measurements: B mass fractions were analyzed with a Thermo ® Element 2 ICPMS at Bundesanstalt für Materialforschung und -prüfung (BAM) in standard configuration mode using 2% (w/w) ...
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Applications of stable isotope analysis to atmospheric trace gas budgets
... 3 isotope plot for oxygen) shows δ 17 O relative to δ 18 O in a simplified ...the isotope effects in CO + ...atmospheric trace gas budgets to be ...
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Trace element and stable isotope geochemistry and diagenesis in Cenozoic mineta formation limestones, Southeastern Arizona
... the Trace Element Analyses R esults o f the probe analyses and c o r r e la t io n m a trix f o r these data and iso to p e data a re given in Tables 1 and ...
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Lead isotope and trace element variation in Tenerife pumices: evidence for recycling within an ocean island volcano
... Given the geochemical coherence of the three deposits, the increasingly radiogenic character of Pb with fractionation, and the trace element rela- tions, assimilation of country[r] ...
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Primary life stage boron isotope and trace elements incorporation in aposymbiotic Acropora millepora coral under ocean acidification and warming
... temperature and transported to Laboratoire d’Océanographie et Climat (LOCEAN) at the Institut de Recherche pour le Développement (IRD) Centre France-Nord in Bondy, France. A. millepora primary polyp juveniles were ...
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Trace Element Status in Type 2 Diabetes: A Meta-Analysis
... the trace element biomarker values in the control and diabetic groups, and the associated sample sizes were used to calculate the pooled sample ...variances. Trace element values of the ...
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Revisited digestion methods for trace element analysis in human hair
... of trace elements, such as Ca, Fe, K, Na, and Sr (Font et ...Because trace elements are incorporated into the hair through diet and environmental exposure (Dongarrà et ...
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Trace element and Pb isotope fingerprinting of atmospheric pollution sources: A case study from the east coast of Ireland
... “"Trace element and Pb isotope fingerprinting of atmospheric pollution sources: A case study from the east coast of Ireland" Appendix ...A.1 Trace element concentrations (ng / g) for ...
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Field sampling and flow injection strategies for trace analysis and element speciation
... of trace analysis and there was an increasing awareness for the obtainment of comparable results for similar materials over extended periods of time and among different ...
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Boron isotope fractionation during brucite deposition from artificial seawater
... using boron-free water with twice distilled HCl (GR), NaOH (GR), and MgCl 2 (GR), ...with boron-free water was used. The boron-free water was obtained by using ...743 boron specific ...for ...
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Cloud point extraction as a sample preparation technique for trace element analysis: An overview
... CONCLUSION Cloud point extraction is a simple analytical technique used for sample preparation to improve trace element analysis. It is a valid alternative for separation and pre-concentration ...
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Stable isotope and trace element investigation of two contemporaneous annually-laminated stalagmites from northeastern China surrounding the “8.2 ka event”
... oxygen isotope profiles replicate each other on annual-decadal timescales despite their differ- ence in growth rates, indicating that the δ 18 O variability has a climatic origin largely associated with changes in ...
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Trace element content in market eggs in Bohemia
... It was not possible to determine in laying hens of backyard farms. For the analysis of the 4 elements was used 1 egg yolk. Iodine content was determined by the spectrophotometric Sandell-Kolthoff method a er ...
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Trace Element Estimation – Methods & Clinical Context
... that trace elements play a very important role, either beneficial or harmful, in human health has ...more trace elements in some body fluid, especially blood serum or ...in trace-element ...
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Effect of Trace Element on First and Multiple Pregnancy
... study of (105) women (40 non-pregnant women [control group] and 65 pregnant women) attending the Child and Maternal health Care Center in Mosul, 65 healthy pregnant at various stages of pregnancy were studied. They were ...
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Thoughts and Reminiscences on Experimental Trace Element Partitioning
... A likely natural example of this is the Angra dos Reis meteorite ( Jones, 1981). Angra dos Reis (AdoR) is an augite (fassaitic) cumulate that has been metamorphosed to such a degree that igneous zoning has been erased ...
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