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Sample size and the limits to precision in Pb-isotopic dating by ID-TIMS
Using isotope analysis of ancient (4555 Ma) radiogenic Pb by ID-TIMS as an example, I evaluate the sample size required to achieve the target...
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Determination of isotopic ratio of boron in boric acid solutions by ATR–FTIR spectroscopy
Due to the low atomic mass of boron, its different isotopes (B-10 and B-11) leads to a measurable impact on vibrational spectra. Indeed, a shift in...
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Geochemistry of Biomarkers and Asphaltenes of Precambrian Organic Matter in the Aldan–Maya Depression (Siberian Platform)
AbstractThe study compares the elemental composition of asphaltenes with the parameters of hydrocarbon biomarkers and Precambrian insoluble organic...
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Oil and Gas
Oil and gas are fossil mixtures with a large usage by the modern society to provide energy, chemicals, and materials. And this industry is a...
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An introduction to the significance of sample size in particle analyses for nuclear forensics and radiological investigations
Particulate isotopic analysis in nuclear forensics has developed rapidly during the past two decades due to technical advances in determining the...
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Geochemical Significance of the Molecular and Supramolecular Structures of Asphaltenes (A Review)
AbstractThis is a retrospective review of existing knowledge and major research areas related to the structure of asphaltenes and their applicability...
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Long-term mobility of uranium in the granitic KURT site using isotopic analysis and sequential chemical extraction
In this study, the long-term mobility of natural uranium in the KAERI Underground Research Tunnel (KURT) site was investigated using sequential...
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Assessment of Diagenetic Transformations in Bioapatite for the Determination of the 87Sr/86Sr Isotope Ratio: A Case Study on an Early Iron Age Human Tooth from the Sargat Culture
AbstractThe 87 Sr/ 86 Sr strontium isotope ratio in skeletal tissues (teeth and bones) gives valuable information about the migrations and origin of...
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Natural bitumen hosted uranium mineralization: stability of the radiogenic system
Submillimetre uraninite fragments are embedded in anthraxolite, oil-derived bitumen found in Permian rocks of the Vrchlabí formation (Czech...
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An evaluation of the minor isotope ratio uncertainties based on traceable standards from new brunswick laboratory
Certified reference material (CRM) standards are used for calibration of mass spectrometer instruments, for measurement control, and for validating...
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Hydrogeochemical Analysis of Water Quality Dynamics Under Anthropic Activities on the Southern Slopes of Mount Kilimanjaro, Tanzania
Water quality management requires consideration of surface water and groundwater dynamics. This study utilizes hydrogeochemical and isotopic...
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Singly Charged Argide ArM+ Ions in Inductively Coupled Plasma–Mass Spectrometry
AbstractSingly charged argide ArM + ions in inductively coupled plasma–mass spectrometry (ICP–MS) can cause significant spectral interferences in the...
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Position-specific carbon stable isotope analysis of glyphosate: isotope fingerprinting of molecules within a mixture
Glyphosate [N-(phosphonomethyl) glycine] is a widely used herbicide and a molecule of interest in the environmental sciences, due to its global use...
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Study on effect of sodium based buffers on the isotopic measurement of boron using Na2BO2+ by thermal ionization mass spectrometry
Alkali metaborate ions are usually monitored for the isotopic measurement of boron by positive thermal ionization mass spectrometry. Large variations...
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The History, Relevance, and Applications of the Periodic System in Geochemistry
Geochemistry is a discipline in the earth sciences concerned with understanding the chemistry of the Earth and what that chemistry tells us about the...
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Development of non-destructive isotopic analysis methods using muon beams and their application to the analysis of lead
Elemental isotopic ratios are measured in various research fields and provide useful information regarding age, origin, geological and biological...
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Ultra-Trace Analysis of Fallout Plutonium Isotopes in Soil: Emerging Trends and Future Perspectives
The measurement of isotopic abundances and ratio variations of plutonium can provide important information about the sources and behaviours of...
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New loading method for high precision Sm isotope analysis of nuclear materials using thermal ionization mass spectrometry
This work demonstrates an analytical protocol for high precision Sm isotope analysis by thermal ionization mass spectrometry (TIMS) using a Pt...
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Determination of Barium Isotopic Ratios in River Water on the Multiple Collector Inductively Coupled Plasma Mass Spectrometer
Barium (Ba) isotopes have been booming while providing ubiquitous traceability to various geochemical/oceanographical processes in recent years....