Rare earth elements (REEs) are a group of seventeen elements comprising fifteen
lanthanides, scandium, and yttrium. They are not necessarily rare, though their occurrences …

Phosphate rocks and rare earth elements (REEs) as potential by-products are listed as
Critical Raw Materials (CRMs) by the European Commission. In Europe, igneous-related …

Reassessment of France's rare earth element (REE) potential led us to investigate REE
behaviour in the black shales of the Middle Ordovician Angers-Traveusot Formation in …

Research conducted over the last four decades emphasizes the growing importance of
Afghanistan's mineral resources as a potential driver for economic growth. The United States …

The current study investigates the effect of adding a low-cost biomaterial (sawdust biomass)
to kaolinite clay on the properties of insulating refractory materials. Natural kaolinite clay …

Continuous discoveries of the unique chemical and physical properties of rare earth
elements (REEs) throughout history have had a major impact on their industrial applications …

Les terres rares et les métaux critiques sont devenus des enjeux de souveraineté avec une
forte dépendance de l'Europe, celle-ci ayant mis du temps à en comprendre les enjeux sur …

Rare earth elements (REE) are not as rare as their name indicate, but the deposits in which
they are found at an economic interest are not very common. They are enriched in …

Los elementos de las tierras raras (REE, divididas en LREE: La-Gd y HREE: Tb-Lu+ Y, a
veces distinguiendo las MREE: Sm-Gd) tienen un papel muy relevante en la denominada …

Présentes en très faible concentration, sur toute la surface de la terre, les terres rares ne
sont pas rares. Sous terre, elles sont généralement associées à des matériaux radioactifs …