Emission pollutants in rare earths hydrometallurgy industry have been the main constraint
restricting its development. Membrane technology, as a sustainable green strategy with easy …

Mining is an economically-beneficial activity recognized as crucial in modern society since
almost every aspect of our lives relies on minerals. However, intensive mining activities …

Coal combustion residues and other geological waste materials have been proposed as a
resource for rare earth elements (REEs, herein defined as the 14 stable lanthanides, yttrium …

Recovery of rare earth elements (REEs) ie neodymium (Nd), dysprosium (Dy), and
praseodymium (Pr) from waste permanent magnet (WPMs) leach liquor has been …

This work evaluated nanofiltration (NF) as a potential step in the recovery process of Rare
Earth Elements (REEs) from leachates of coal combustion fly ashes. A pre-treatment step, by …

Recently, demands for raw materials like rare earth elements (REEs) have increased
considerably due to their high potential applications in modern industry. Additionally, REEs' …

The use of supported liquid membrane extraction for recovery and separation of rare-earth
elements (REEs) has been investigated. Experiments have been carried out using the …

The rapid urbanization and water shortage impose an urgent need in improving sustainable
water management without compromising the socioeconomic development all around the …

The discharge of electroplating waste containing nickel ions has led to environmental issues
owing to the toxicity problem mainly to the aquatic organisms and humans. Liquid-liquid …

Due to the increasing demand for rare earth elements (REE) resources in the market and the
shortage of their direct sources, the research on REE in coal fly ash (CFA) has attracted the …