Enhanced selective gold recovery from e-waste <i>via</i> synergistic hetero-atom controlled quasi-planar benzoxazine-based covalent organic frameworks
Sushil Kumar, Mahira Bashri, Safa Gaber, José I. Martínez, Matthew John O’Connor, Sabu Varghese, Blaž Belec, Gisha Elizabeth Luckachan, Dinesh Shetty
Abstract
and over 92% selectivity in presence of 12 competing metal ions from e-waste leachate. These findings underscore the critical role of molecular-level engineering in COF sorbents, paving the way for the practical recovery of noble metals from e-waste.
Topics & Concepts
Covalent bondPlanarMaterials scienceCovalent organic frameworkAtom (system on chip)NanotechnologyCombinatorial chemistryChemical engineeringChemistryOrganic chemistryComputer scienceEmbedded systemEngineeringComputer graphics (images)Covalent Organic Framework ApplicationsRecycling and Waste Management TechniquesAdvanced Photocatalysis Techniques