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 …

Evaluation of orange peel-derived activated carbons for treatment of dye-contaminated wastewater tailings

JK Bediako, S Lin, AK Sarkar, Y Zhao, JW Choi… - … Science and Pollution …, 2020 - Springer
Dyes are colored compounds which are visible even at trace concentrations. Due to their
recalcitrance and esthetic persistence, certain methods are unable to effectively eliminate …

Facile processing of polyelectrolyte complexes for immobilization of heavy metal ions in wastewater

JK Bediako, JH Kang, YS Yun… - ACS Applied Polymer …, 2022 - ACS Publications
Practical application of polyelectrolyte complexes (PECs) has been limited due to
inadequate techniques to overcome processing challenges. This study aimed to explore …

Self-coagulating polyelectrolyte complexes for target-tunable adsorption and separation of metal ions

JK Bediako, JW Choi, MH Song, CR Lim… - Journal of Hazardous …, 2021 - Elsevier
Metal-containing wastes in aquatic environments lead to public health hazards and valuable
resource lose. Metal-bearing wastewater must be treated to remove heavy metals or recover …

Recovery of gold via adsorption-incineration techniques using banana peel and its derivatives: Selectivity and mechanisms

JK Bediako, JW Choi, MH Song, Y Zhao, S Lin… - Waste Management, 2020 - Elsevier
In this study, banana peel (BP) and its derivatives after sequential extraction of biochemical
components were evaluated for selective recovery of gold. In-depth instrumental …

Characterization of the residual biochemical components of sequentially extracted banana peel biomasses and their environmental remediation applications

JK Bediako, AK Sarkar, S Lin, Y Zhao, MH Song… - Waste management, 2019 - Elsevier
After consumption of the inner fleshy fruit, the banana peel like many other fruit peels is
usually disposed of unprocessed. For sustainable development, agro-wastes including …

Estimating environmental fate of tricyclic antidepressants in wastewater treatment plant

JW Choi, Y Zhao, JK Bediako, CW Cho… - Science of the Total …, 2018 - Elsevier
TCAs are known to be toxicants and endocrine disrupting agents. Generally, after being
used, TCAs are passed through wastewater treatment plants (WWTPs) to be treated …

Adsorptive interaction of cationic pharmaceuticals on activated charcoal: experimental determination and QSAR modelling

Y Zhao, JW Choi, JK Bediako, MH Song, S Lin… - Journal of hazardous …, 2018 - Elsevier
Due to high mobility and specific toxic actions of the ionizable pharmaceuticals in surface
water with a normal range of pH, the pharmaceuticals should be removed before being …

Strategies for recovery of copper and gold as single constituents or an alloy: Selective separation and adsorption-coupled incineration of the bulk metal-loaded …

JK Bediako, JW Choi, MH Song, YS Yun - Resources, Conservation and …, 2022 - Elsevier
To recover useful metals from waste PCBs, environmentally friendly bioleaching has
recently attracted attention. Accordingly, distinct protocols are required to adequately …

Sustainable calcium gluconate-based coatings for lyocell fabrics with superior flame retardancy, antibacteria and wearing properties

MM Kang, X Guo, F Zhang, Z Jiang, B Zhao… - International Journal of …, 2024 - Elsevier
Sustainability and high performance of flame retardants for lyocell fabrics were still difficult to
balance. Here, the full bio-based coatings (PACG) for lyocell fabrics with superior efficient …