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On Separation of Rare-Earth Metals in Cascade of Sieve Tray Extraction Columns in the Liquid–Liquid Chromatography Mode
This article presents the experimental results of extraction chromatography separation in a cascade of sieve tray extraction columns operating in the...
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On the Separation of Rare Earth Metals in the Cascade of Extraction Columns by Liquid–Liquid Chromatography Methods
The results of experimental study of the chromatographic behavior of La(III), Nd(III), Sm(III), and Eu(III) chlorides in a cascade of multistage...
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Purity Level of Rare-Earth Metals (according to Materials in the Exhibition–Collection of Extrapure Substances)
Abstract —In this paper, we examine the purity level and impurity composition of rare-earth metals represented at the Exhibition–Collection of...
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Sorption of Rare-Earth Metals, Uranium, and Thorium on Phosphor-Containing Solid Extragents of Russian Manufacturing
Studies on the sorption of rare-earth metals, uranium, and thorium from nitric acid solutions on different phosphor-containing solid extragents...
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Rare-earth separation based on the differences of ionic magnetic moment via quasi-liquid strategy
The separation of rare earth elements is particularly difficult due to their similar physicochemical properties. Based on the tiny differences of...
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Investigation of nanocomposite efficiency on the separation and purification processes of thorium and rare earth elements
Separation of thorium, uranium, and rare earth elements (REEs) requires selective materials with high capacity, good thermal, chemical and radiation...
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Analysis of iron-rich hydrochloric acid solutions for uranium, thorium, rare-earth elements and other heavy metals
A simple solvent extraction method is described for the separation of trace elements including uranium (U), thorium (Th) and rare-earth elements...
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Computational Studies on Rare-Earth Metal Separation by Recycling Liquid–Liquid Chromatography
AbstractExemplary computational studies of the separation of two- and three-component mixtures were carried out for the separation of rare-earth...
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Recovery and Separation of Rare Metals during the Processing of Eudialyte Concentrate with New Reagents of a Series of Phosphoryl Ketones
AbstractThe total concentrate of heavy lanthanides, zirconium, scandium, as well as emanating uranium and thorium can be recovered from the eudialyte...
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Rare-Earth Elements in Dictyonema Shales of the Baltic Sedimentary Paleobasin
Abstract—The results of a study of rare-earth metals in dictyonema shales of the Paleozoic Baltic sedimentary basin are presented. In the territory...
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Recovery and Separation of Rare and Radioactive Elements with 5-(Diphenylphosphoryl)hexan-3-one during Phosphogypsum Processing
AbstractThe possibility of using 5-(diphenylphosphoryl)hexan-3-one as an extractant for efficient recovery of rare-earth metals (REM), as well as...
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Selective adsorption of actinides and rare earth elements from leach liquor using metal oxide-polymer nanocomposites
Utilization of actinides and rare earth elements is only possible by separating these metals with high purity. The materials used in separation must...
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Extraction of Rare-Earth Elements from Chloride and Nitrate Solutions in Multicomponent Systems with Di(2-ethylhexyl)phosphoric Acid
The extraction of rare-earth elements (REEs) from chloride (0.01 M HCl + 0.1 M NaCl) and nitrate (0.01 M HNO 3 + 0.1 M NaNO 3 ) solutions in ternary...
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Solvent extraction and separation of samarium from transition and rare-earth metals using phosphonium ionic liquid Cyphos IL 104
The objective of this work is to investigate the extraction behavior of samarium from chloride medium using trihexyl(tetradecyl)phosphonium...
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Group Extraction of the Rare-Earth Elements by Alkyl Phosphine Oxides of the Hexyl–Octyl Series
AbstractSamples of monoalkyl and mixed-alkyl phosphine oxides of the hexyl–octyl series were synthesized previously by the Grignard method. Here, the...
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Rare Earth Reduction: A Technological Overview of State-of-the-Art Technology and Novel Developments
Rare earthsRare earth are critical to the future of green technology, especially for wind turbines and electric vehicle motors. However, reducing...
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Extraction of Rare Earth Elements from the Phosphate Concentrate of Apatite Processing
AbstractThe industrially important rare-earth elements (REE) are contained in pronounced quantities (up to 1 wt %) in the apatite of the Kola...
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Removal of rare earth elements and thorium from LiCl–KCl molten salt by phosphate precipitation method
The removal of rare earth fission products and thorium from LiCl–KCl system is of great significance to purification and recovery LiCl–KCl during...
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Studying the Electronic, Magnetic, and Optical Properties of Vacancy-Doped ZnO with Rare Earth Elements by First Principles
AbstractThis study used first-principles calculations to investigate the electronic, magnetic, and optical properties of intrinsic ZnO,...
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S,N-Containing Sorbents for Analyzing Rare Earth Element Compounds by Arc Atomic Emission Spectrometry
AbstractA possibility of using S,N-containing sorbents for the analysis of materials based on rare earth element compounds with the determination of...
