Recovery of scandium, yttrium and lanthanides from bauxite residue using solvent extraction with ionic liquids. KU Leuven
Secondary resources are essential to maintain the supply of critical metals in our fast-developing society. Recovery of metals from waste materials is not only important to meet the increasing demand, but also in view of a sustainable future for our planet. The rare-earth elements are listed as critical metals by the European Commission because of their essential role in, amongst others, permanent magnets for many high-tech and green ...