Search results for "Sodium oxide"

showing 4 items of 4 documents

Computer Simulation of Molten and Glassy Silica and its Mixtures with Sodium Oxide and Aluminium Oxide

2007

chemistry.chemical_compoundMaterials sciencechemistrySodium oxideMetallurgyAluminium oxideDangling bond
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Computer Simulations of Undercooled Fluids and Glasses

2007

An introduction to the Molecular Dynamics (MD) simulation of chemically realistic models for undercooled fluids and glasses is given, emphasizing silicatic materials such as molten silicon dioxide and its mixtures with sodium oxide and aluminium oxide, and comparing the simulation results to experimental data whenever possible.

chemistry.chemical_compoundMolecular dynamicsMolten siliconMaterials sciencechemistrySodium oxideMonte Carlo methodAluminium oxideThermodynamicsVerlet integration
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Calibrated international standards including ATHO-G, T1-G, and VG-568 (USNM 72854)

2021

FeOIntegrated Ocean Drilling Program / International Ocean Discovery Program (IODP)International Ocean Discovery Program IODPIron oxide FeOMarie Byrd LandCalcium oxideInternational Ocean Discovery Program (IODP)Potassium oxideExpedition 374Site U1524Ross SeaTephraSample IDIntegrated Ocean Drilling Program International Ocean Discovery Program IODPManganese oxideSodium oxideIron oxideEarth System ResearchSilicon dioxideTitanium dioxideTotalAluminium oxideChlorinetephrochronologyMagnesium oxide
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Representative major element compositions of clinopyroxenes and phlogopites from ultrapotassic rocks from Nangqian basin (Eastern Tibet)

2020

Representative major element compositions (in wt%) of clinopyroxenes and phlogopites from Nangqian ultrapotassic rocks. In-situ major-element compositions of mineral phases were obtained using the JEOL JXA-8230 Electron Microprobe at ISTerre, University Grenoble Alpes. Analytical conditions were 15 kV accelerating voltage and 12 nA beam current. The ZAF procedure was applied to reduce the raw data. The microprobe was calibrated using natural and synthetic standards. An X-ray element map of a calcite-bearing aggregate was acquired using 15 kV accelerating voltage and 10 nA beam current.

Elements totalMagnesium numberLongitude of eventmineralWhole-rock geochemistrySample commentElectron microprobe JEOL JXA 8230Latitude of eventcarbonate C-O isotopyChromium(III) oxideManganese oxideSodium oxideIron oxide Fe2O3Iron oxideSilicon dioxideWhole rock geochemistryAluminium oxideMagnesium number liquidtotalMagnesium oxideMineralsElectron microprobe JEOL JXA-8230Event labelcarbonate C O isotopyCalcium oxidein-situ mineral geochemistryPotassium oxideElementsin situ mineral geochemistryMagnesium number mineralChromium III oxideEarth System ResearchTitanium dioxideFe2O3
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