Advances in hydrometallurgical approaches for gold recovery from E-waste: A comprehensive review and perspectives

MH Do, GT Nguyen, UD Thach, Y Lee, TH Bui - Minerals Engineering, 2023 - Elsevier
Increasing electronic waste (e-waste) generation is cause for great concern in the
environment, for which our current society has developed various management policies …

Review on preparation and adsorption properties of chitosan and chitosan composites

X Liu, X Zhao, Y Liu, T Zhang - Polymer Bulletin, 2022 - Springer
Compared with traditional polymers, biopolymers are more environmentally friendly due to
their sustainable sources, easy decomposition and naturally recycled by biological …

Current status and challenges of ion imprinting

J Fu, L Chen, J Li, Z Zhang - Journal of Materials Chemistry A, 2015 - pubs.rsc.org
Ion imprinting technology (IIT) aims to recognize ions while retaining the unique virtues of
molecular imprinting technology (MIT), namely structure predictability, recognition specificity …

Biosorbents for recovery of precious metals

SW Won, P Kotte, W Wei, A Lim, YS Yun - Bioresource technology, 2014 - Elsevier
Biosorption is a promising technology not only for the removal of heavy metals and dyes but
also for the recovery of precious metals (PMs) from solution phases. The biosorptive …

Mechanism of selective gold adsorption on ion-imprinted chitosan resin modified by thiourea

J Guo, X Fan, Y Li, S Yu, Y Zhang, L Wang… - Journal of Hazardous …, 2021 - Elsevier
Thiourea-modified chitosan-imprinted resin (IM-TUCS) and a corresponding nonimprinted
resin (NIM-TUCS) were synthesized and characterized using adsorption experiments. The …

Ion-imprinted polymeric materials for selective adsorption of heavy metal ions from aqueous solution

MM Lazar, CA Ghiorghita, ES Dragan, D Humelnicu… - Molecules, 2023 - mdpi.com
The introduction of selective recognition sites toward certain heavy metal ions (HMIs) is a
great challenge, which has a major role when the separation of species with similar …

Benignly-fabricated crosslinked polyethylenimine/calcium-alginate fibers as high-performance adsorbents for effective recovery of gold

JK Bediako, S Lin, AK Sarkar, Y Zhao, JW Choi… - Journal of Cleaner …, 2020 - Elsevier
High-capacity crosslinked polyethylenimine (PEI)/Ca 2+-Alginate fibers were fabricated as
fast-kinetics adsorbents for application in gold recovery from urban mines. The benign …

Efficient and selective gold recovery from e-waste by simple and easily synthesized covalent organic framework

S Zhong, Y Wang, T Bo, J Lan, Z Zhang… - Chemical Engineering …, 2023 - Elsevier
With the increase of discarded electronic devices, gold recovery from e-waste has induced
great interests. Covalent organic framework (COF) as a new kind of porous crystalline …

Effective and selective extraction of Au (III) and Pd (II) from practical e-waste by tridentate thioether extractants

X Huang, M Yi, K Tang - Chemical Engineering Journal, 2024 - Elsevier
To address resources shortage and environmental degradation, noble metal recovery from e-
waste is in desperate need. Herein, to achieve selective extraction of gold (Au) and …

Experimental and DFT study on the selective adsorption mechanism of Au (Ⅲ) using amidinothiourea-functionalized UiO-66-NH2

M Zhao, Z Huang, S Wang, L Zhang, C Wang - … and Mesoporous Materials, 2020 - Elsevier
The recovery of precious metals from wastewater not only brings considerable economic
benefits, but also reduces environmental pollution. Herein, UiO-66-NH 2 was modified by …