Environmental Technologies to Treat Platinum Group Element Pollution

The unique properties of Platinum Group Elements (PGE) combine resilience and high catalytic activity, which make them indispensable across a range of industries, from automotive to electronics, from jewellery to biomedical implants, and beyond. This book provides comprehensive insights on existing technologies and up-to-date advances in the abatement of pollution by PGE and sustainable practices for efficient extraction and recovery of PGE from secondary sources. Highlights include:· Sources, occurrence, and wide application range of PGE, showcasing their critical role in modern society and industry. · State-of-the-art analytical methodologies for PGE, including sample pretreatment, advancements in chromatographic separation and innovations in mass spectrometry. · Process fundamentals of PGE biorecovery, including microbial biosorption and bioreduction as well as PGE metabolism in (hyperaccumulator) plants enabling phytoremediation and phytomining. · Advanced ways for PGE valorisation by extraction using green solvents followed by purification using novel adsorption, ion exchange and membrane processes. · Critical insights on the status and major challenges of mechanical, pyrometallurgical, hydrometallurgical, and biometallurgical technologies to achieve a high overall PGE recovery. · Up-to-date information on modern approaches for deriving microbially synthesised PGE nanoparticles with tuneable size, shape and functionality. · Case studies
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