Development course of separating rare earths with acid phosphorus extractants: A critical
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Approximately> 50% of global rare earth element (REE) resources are hosted by carbonatite
related deposits, of which monazite is one of the most important REE minerals. Monazite …

The growing demand for rare earth elements (REE) driven by their applications in modern
technologies has caused the need to search for alternative sources of these elements as …

The solvent extraction of thorium, some rare earth elements (including lanthanum, cerium
and yttrium) and iron was separately investigated in order to determine their optimum …

The synergistic solvent extraction of samarium (III) with mixtures of sec-octylphenoxy acetic
acid (CA12, H2A2) and bis (2, 4, 4-trimethylpentyl) dithiophosphinic acid (Cyanex301 …

Separation and recovery of some rare earth elements, including cerium (Ce (IV)), ytterbium
(Yb (III)) and yttrium (Y (III)) from nitric acid solution using CYANEX 923 in kerosene at 25° C …

The extraction behavior of thorium (IV) has been investigated with tri-butyl phosphate (TBP)
and bis (2, 4, 4-trimethylpentyl) phosphinic acid (Cyanex272) in kerosene from nitrate …

Herein, a turn-on fluorescent sensor for thorium (IV) based on pyrene–antipyrine unit is
described. The chemosensor 1, 5-dimethyl-2-phenyl-4-[(pyren-1-ylmethylene) amino]-1H …

A novel optical sensor has been proposed for sensitive determination of thorium (IV) ion in
aqueous solutions. The thorium sensing membrane was prepared by incorporating 4-(p …

The synergistic solvent extraction of Neodymium (III) with mixture of triisooctylamine
(Alamine 308, R3N) and bis (2, 4, 4-trimethylpentyl) monothiophosphinic acid (Cyanex …