WebJan 11, 2002 · The liquid–liquid extraction of rare earth metal ions (scandium (Sc3+), yttrium (Y3+) and the lanthanides (La3+, Nd3+, Eu3+ and Dy3+)) was investigated using… Expand 45 Selective Separation of Scandium (III) and Yttrium (III) from other Rare Earth Elements using Cyanex302 as an Extractant M. Karve, B. Vaidya Chemistry 2008 WebSeparation of lanthanum(III), gadolinium(III) and ytterbium(III) from sulfuric acid solutions by using a polymer inclusion membrane ... Complete and selective extraction of these three lanthanide ions was achieved by varying the pH of the sulfuric acid feed solution (i.e. Yb(III) at pH 0.25, Gd(III) at pH 1.25 and La(III) at pH 2.25).
Separation of lanthanum(III), gadolinium(III) and ytterbium(III) …
WebApr 16, 2013 · The simple and environment-friendly complexing method has been proved to be an effective strategy for separating light rare earths, and provides a positive influence on the purification of La(III). Solvent extraction experiments of La(III) with di-(2-ethylhexyl)phosphoric acid (P204) from chloride solution in the presence of a complexing … WebMar 15, 2024 · The effects of several parameters on the extraction of lanthanum including initial pH (1.5–7), initial La(III) concentration (0.08–1.35 mmol/L), PC88A concentration (10–90 mmol/L) and … extension for speeding up video on chrome
How is Lanthanum (La) extracted - Science Mathematics
WebMar 1, 1986 · The effect of the percentage content of aromatic and aliphatic hydrocarbons in the diluent on the lanthanum extraction is also studied. In addition, the effect of the presence of surfactants on interracial tension in the above ex- … WebJan 1, 2024 · A polymer inclusion membrane for selective extraction of lanthanides was developed. • Its composition was 45% di- (2-ethylhexyl) phosphoric acid (D2EHPA) and 55% PVC. • Yb (III), Ga (III) and La (III) represented heavy, middle and light lanthanides. • Complete extraction, stripping and separation of these ions was achieved. • WebThe polishing of glass substrates or wafers requires fine-grained particles, frequently based on oxides of the lanthanides cerium and lanthanum. During processing the slurries become enriched with different elements depending on the specific production program and the chemical composition of the work piece. buck boost inductor design