rare earth sorption

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  • The Sorption of the Rare Earth Element, Nd, onto Kaolinite ...

    The Sorption of the Rare Earth Element, Nd, onto Kaolinite at 25°C. ... and subsequent sorption reactions of heavy rare earth elements via processes such as complexation with the ...

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  • Development of Sorption Technology for Extracting Rare ...

    Development of Sorption Technology for Extracting Rare Earth Elements from Coal Fly Ash Civil Environmental Engineering This research was sponsored by the WSU College of Engineering as part of the Research Opportunities for Engineering Undergraduates program, the Undergraduate Research Opportunities Program, and the US Dept. of Energy.

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  • Sorption materials based on ethylene glycol dimethacrylate ...

    Sorbent selectivity for rare earth ions was studied. According to the obtained results, sorbents under study reveal affinity to triplecharged ions. Tetrad effect observed in rare earth distribution patterns reflects chemical nature of sorption on such polymers.

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  • SEPARATION OF IRON FROM RAREEARTH ELEMENTS

    The possibility was ascertained of a separation of Fe from rareearth elements (REE) by means of strongly basic anionite OAL (anionite particle size to mm, column 1 cm in diameter. and holding capacity 20 to 25 ml). In mcdelstudy experiments on sorption of FeCl/sub 3/ and chlorides of REE ...

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  • The Effect of Organic Ligands on the Sorption of Neodymium ...

    The sorption of the rare earth elements (REE) Nd(III) and Gd(III) onto goethite in the presence of Suwannee River fulvic acid in m NaCl solutions at 25 ºC was investigated quantitatively.

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  • Geochemical fractions of rare earth elements in soil ...

    Rare earth elements (REEs) include the lanthanides, the elements with atomic numbers 57–71. Because scandium and yttrium exhibit similar properties to the lanthanide family, they are also ...

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  • Rare earth elements sorption to iron oxyhydroxide: Model ...

    Rare earth elements sorption to iron oxyhydroxide: Model development and application to groundwater. ... Early laboratory study of REE sorption onto Fe oxides showed that the light rare earth elements (LREE) were preferentially removed from solution over the heavy rare earth elements ...

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  • NOTES THE SORPTION OF THE RARE EARTH ELEMENT, Nd ...

    NOTES THE SORPTION OF THE RARE EARTH ELEMENT, Nd, ONTO KAOLINITE AT 25 ~ STEPHEN U. AJA Department of Geology, Brooklyn College of the City University of New York, Brooklyn, New York 112102889 Key WordsDistribution Coefficient, Geologic Repository, Kaolinite, Nd, Sorption. INTRODUCTION

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  • GDR: Rare Earth Element Sorption Study on sieved 50 +100 ...

    Rare Earth Element Sorption Study on sieved 50 +100 mesh fraction of Media 1 in Brine 1 with Different Starting pHs at 70C Abstract This is a continuation of the rare earth element sorption study for shaker bath tests on 2g media 1 in 150mL brine 1 with different starting pH's at 70C.

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  • Competition Between Organic Matter and Solid Surface for ...

    Competition Between Organic Matter and Solid Surface for Cation Sorption: Ce and Rare Earth Element as Proxy Olivier Pourret Davranche M., Pourret O., Gruau G., Dia A. (2006), Competition Between Organic Matter and Solid Surface for Cation Sorption: Ce and Rare Earth Element as Proxy, Eos Trans. AGU, 87(52), Fall Meet.

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  • Rareearth element Wikipedia

    A rareearth element (REE) or rareearth metal (REM), as defined by IUPAC, is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium.

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  • Investigation of Sorption and Separation of Lanthanides on ...

    Investigation of Sorption and Separation of Lanthanides on the Ion Exchangers of Various Types. ... Much better results of rare earth elements(III) sorption were obtained from the solutions of such salts as ... Investigation of Sorption and Separation of Lanthanides on the Ion Exchangers of Various Types, Ion Exchange Technologies, Ayben ...

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  • Remediation of Rare Earth Element Pollutants by Sorption ...

    Modelling of rare earth element sorption to Bacillus ... by prehnite or chlorite, quartz, calcite and sulfides. Based on mineral associations, fluid inclusion and stable isotope studies, a TX(CO2) isobaric (2kb) diagram ... Rare Earth Element Deposits of Alkaline Igneous Rocks MDPI .

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  • Rare earth metals sorption recovery from uranium in situ ...

    Abstract. Sorption characteristics of ion exchange resins 001×7, 005×8, D72 regarding rare earth metals (REM) during extraction from barren solution of uranium sorption …

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  • Influence of solution and surface chemistry on yttrium and ...

    Influence of Solution and Surface Chemistry on Yttrium and Rare Earth Element Sorption by Kelly Ann Quinn A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy College of Marine Science University of South Florida Major Professor: Robert H. Byrne, Peter R. Betzer,

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  • Rare earth metals sorption recovery from uranium in situ ...

    Abstract. Sorption characteristics of ion exchange resins 001×7, 005×8, D72 regarding rare earth metals (REM) during extraction from barren solution of uranium sorption in …

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  • (PDF) Rare earth metals sorption recovery from uranium in ...

    Sorption characteristics of ion exchange resins 001×7, 005×8, D72 regarding rare earth metals (REM) during extraction from barren solution of uranium sorption in dynamic conditions were ...

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  • ON SORPTION OF THE RAREEARTH ELEMENTS

    the individual rareearth elements studied. It is suggested that the latter form hydrated complexes with the ion exchangers sulfonate group. Their size affects the sorption capacity of the resin towards rareearth elements. Keywords: rare earth elements, sorption, productive and model solutions, IR spectroscopy. Received 17 May 2017

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  • Hydrogen Adsorption in a Highly Stable Porous RareEarth ...

    Hydrogen Adsorption in a Highly Stable Porous RareEarth MetalOrganic Framework: Sorption Properties and Neutron Diffraction Studies Junhua Luo † , Hongwu Xu † ‡ , Yun Liu § ¶ , Yusheng Zhao † , Luke L. Daemen † , Craig Brown § , Tatiana V. Timofeeva , …

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  • Sorption of Rare Earth Elements of Waste Solution of ...

    Sorption of Rare Earth Elements of Waste Solution of Leaching Uranium E. P. Lokshin, V. I. Ivanenko, O. A. Tareeva, and R. I. Korneikov ... Abstract—The possibility of sorption recovery of rare earth elements from the waste sulfate solutions of uranium ... SORPTION OF RARE EARTH …

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  • Effect of Rare Earth Elements on The Sorption ...

    The effect of rare earth (RE) elements, including Ce and La, on the sorption properties of ZrCo getters was investigated in this work. The phase evolution, microstructural characteristics of getter powders were studied by means of Xray diffraction method, scanning electron microscopy (SEM) and energy dispersive Xray spectroscopy (EDS).

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  • Speciation of adsorbed yttrium and rare earth elements on ...

    Speciation of adsorbed yttrium and rare earth elements on oxide surfaces Wojciech Piasecki, Dimitri A. Sverjensky*,1 Department of Earth and Planetary Sciences, The Johns Hopkins University, Baltimore, MD 21218, USA ... Surface speciation of yttrium and rare earth elements on oxides 3965.

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  • Sorption of rareearth erbium from aqueous solution onto ...

    Sorption of rareearth erbium from aqueous solution onto sol–gelderived zirconia Nafisa A. Salem1, Sobhy M. Yakout2,3 1Egyptian ministry of education, Cairo, Egypt ... Rare earth elements (REE) are gaining increasing importance, both in terms of research activity, and in terms of commercial products. The REE elements are

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  • Rare earth element sorption onto hydrous manganese …

    Rare earth element sorption onto hydrous manganese oxide: A modeling study Olivier Pourret, M elanie Davranche ... Rare earth element sorption onto hydrous manganese oxide . A modeling study . Olivier Pourret1* and Mélanie Davranche2. ... Manganese oxides are important scavengers of rare earth elements (REE) in hydrosystems. However, it has ...

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  • Remediation of Rare Earth Element Pollutants by Sorption ...

    The effects of the sorption of environmental applications by various source materials of natural organic matter, , bone powder, was capacities and subsequent rare earth element retention characteristics of all metals tested were markedly increased by ionic taskspecific.

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  • High efficient separation of U(VI) and Th(IV) from rare ...

    High efficient separation of U(VI) and Th(IV) from rare earth elements in strong acidic solution by selective sorption on phenanthroline diamide functionalized graphene oxide Author links open overlay panel Fuhai Li a Zheng Yang a Hanqin Weng a Geng Chen a Mingzhang Lin a b Chi Zhao c

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  • rare eart element recovery in situ leaching

    Aug 02, 2018· Rare earth metals sorption recovery from uranium in situ leaching . Sorption characteristics of ion exchange resins 001×7, 005×8, D72 regarding rare earth metals (REM) during extraction from barren solution of uranium sorption. Contact Us.

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  • Influence of solution and surface chemistry on yttrium and ...

    Abstract. The sorption behavior of yttrium and the rare earth elements (YREEs) was investigated using a variety of hydroxide precipitates over a range of solution conditions.

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  • Rare Earth (band) Wikipedia

    Rare Earth is an American rock band affiliated with Motown's Rare Earth record label (named after the band), which prospered from 1970–1972. Although not the first white band signed to Motown, Rare Earth was the first big hitmaking act signed by Motown that consisted only of white members.

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  • Sorption in the chemistry of rare earth elements ...

    Sorption methods for the concentration and separation of rare earth elements are reviewed. Sorbents based on organic polymers, specifically strongly and weakly acidic cation exchangers, anion exchangers, and complexing sorbents, are successively considered.

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