[HTML][HTML] Recent advances in water remediation from toxic heavy metals using biochar as a green and efficient adsorbent: a review

KHH Aziz, R Kareem - Case Studies in Chemical and Environmental …, 2023 - Elsevier
Heavy metal pollution is a serious environmental problem that poses a threat to human
health and the environment. Water pollution by toxic heavy metals is a major cause of this …

Green iron oxide-modified biochar for methylene blue removal from aqueous solutions

H Samaraweera, A Rivera, K Carter, T Felder… - Groundwater for …, 2023 - Elsevier
Textile industrial wastewater, a major source of effluent coloration, has been identified as a
threat to human and animal health. A difficult and significant challenge is the complete …

Feasible synthesis of a novel and low-cost seawater-modified biochar and its potential application in phosphate removal/recovery from wastewater

M Zhang, M He, Q Chen, Y Huang, C Zhang… - Science of The Total …, 2022 - Elsevier
In this study, a novel and low-cost seawater-modified biochar (SBC) was fabricated via the
pyrolysis of fir wood waste followed by co-precipitation modification using seawater as the …

Synergistic enhanced passivation of phosphorus and cadmium in sediment by Ca/Al co-modified biochar

F Zhang, L Wang, Y Wang, Y Cao, S Zhang - Chemical Engineering …, 2023 - Elsevier
Currently, lakes are facing increasingly severe combined pollution from eutrophication and
heavy metals. A novel material was prepared by modification peanut shell biochar with …

Phosphorus removal from wastewater using Ca-modified attapulgite: Fixed-bed column performance and breakthrough curves analysis

N Lv, X Li - Journal of Environmental Management, 2023 - Elsevier
The adsorbent calcium-modified attapulgite (Ca-GAT) prepared by calcium chloride
modification and high temperature treatment (700° C) has proved to remove phosphorus in …

In situ formation of Ca (OH) 2 coating shell to extend the longevity of zero-valent iron biochar composite derived from Fe-rich sludge for aqueous phosphorus removal

Q Zhang, J Li, D Chen, W **ao, S Zhao, X Ye… - Science of The Total …, 2023 - Elsevier
Despite being an effective and attractive functional strategy for aqueous phosphorus (P)
removal, the use of zero valent iron (ZVI) biochar composites has been severely impeded by …

In situ synthesis of zero-valent iron-decorated lignite carbon for aqueous heavy metal remediation

H Samaraweera, S Nawalage, RMO Nayanathara… - Processes, 2022 - mdpi.com
Lignite's large abundance, physicochemical properties and low cost are attractive for
industrial wastewater remediation. However, directly applying lignite for wastewater …

[HTML][HTML] Sustainable phosphate removal using Mg/Ca-modified biochar hybrids: Current trends and future outlooks

H Samaraweera, KN Palansooriya… - Case Studies in …, 2023 - Elsevier
Eutrophication, a major environmental and economic issue, stems from the increased
nutrient levels in water bodies, notably phosphorus, and demands focused attention. On the …

Simultaneous nitrate and phosphate abatement using calcium silicate hydrate adsorbent: fixed bed column adsorption study

A Gizaw, F Zewge, Y Chebude, A Mekonnen… - Surfaces and …, 2022 - Elsevier
Nitrate and phosphate are the main nutrients that cause eutrophication and thus remedial
measures have to be taken. In this work, Calcium Silicate Hydrate (CSH) synthesized from …

Recovery of ammonia nitrogen and phosphate from livestock farm wastewater by iron-magnesium oxide coupled lignite and its potential for resource utilization

W An, Q Wang, H Chen, J Di, X Hu - Environmental Science and Pollution …, 2024 - Springer
A new adsorbent called iron-magnesium oxide coupled lignite (CIMBC) was developed to
address the challenges of recovering high concentrations of ammonia nitrogen and …