Recent advances in removal techniques of Cr (VI) toxic ion from aqueous solution: A comprehensive review

H Karimi-Maleh, A Ayati, S Ghanbari, Y Orooji… - Journal of molecular …, 2021 - Elsevier
Nowadays, due to the economic and industrial development, water contaminated with heavy
metals is a significant concern and one of the acute global environmental problems …

Inorganic nanoparticles for reduction of hexavalent chromium: Physicochemical aspects

ZH Farooqi, MW Akram, R Begum, W Wu… - Journal of Hazardous …, 2021 - Elsevier
Abstract Hexavalent Chromium [Cr (VI)] is a highly carcinogenic and toxic material. It is one
of the major environmental contaminants in aquatic system. Its removal from aqueous …

Performance of field-scale permeable reactive barriers: An overview on potentials and possible implications for in-situ groundwater remediation applications

R Singh, S Chakma, V Birke - Science of The Total Environment, 2023 - Elsevier
Permeable reactive barriers (PRBs) are significant among all the promising remediation
technologies for treating contaminated groundwater. Since the first commercial full field …

Health risk assessment of total chromium in the qanat as historical drinking water supplying system

A Kazemi, M Esmaeilbeigi, Z Sahebi… - Science of the Total …, 2022 - Elsevier
This study investigated the health risk assessment of total chromium (Cr T) in qanats of
South Khorasan, Eastern Iran. For this, concentration of Cr T in a total of 83 qanats were …

Metallic iron (Fe0)-based materials for aqueous phosphate removal: A critical review

B Konadu-Amoah, R Hu, AI Ndé-Tchoupé… - Journal of …, 2022 - Elsevier
The discharge of excessive phosphate from wastewater sources into the aquatic
environment has been identified as a major environmental threat responsible for …

Metallic iron for environmental remediation: The fallacy of the electron efficiency concept

R Hu, AI Ndé-Tchoupé, V Cao, W Gwenzi… - Frontiers in …, 2021 - frontiersin.org
The suitability of remediation systems using metallic iron (Fe0) has been extensively
discussed during the past 3 decades. It has been established that aqueous Fe0 oxidative …

Investigating the Fe0/H2O systems using the methylene blue method: Validity, applications, and future directions

B Konadu-Amoah, AI Ndé-Tchoupé, R Hu, W Gwenzi… - Chemosphere, 2022 - Elsevier
An innovative approach to characterize the reactivity of metallic iron (Fe 0) for aqueous
contaminant removal has been in use for a decade: The methylene blue method (MB …

Influence of Water Salinity on the Efficiency of Fe0-Based Systems for Water Treatment

R Tao, X Cui, M Xiao, R Hu, W Gwenzi, H Ruppert… - Water, 2023 - mdpi.com
Metallic iron (Fe0) is a reactive material for treating polluted water. The effect of water salinity
on the efficiency of Fe0-based remediation systems is not yet established. This work aims to …

A novel and facile method to characterize the suitability of metallic iron for water treatment

M Lufingo, AI Ndé-Tchoupé, R Hu, KN Njau… - Water, 2019 - mdpi.com
Metallic iron (Fe0) materials have been industrially used for water treatment since the 1850s.
There are still many fundamental challenges in affordably and reliably characterizing the …

Developing the ascorbic acid test: A candidate standard tool for characterizing the intrinsic reactivity of metallic iron for water remediation

X Cui, M Xiao, R Tao, R Hu, H Ruppert, W Gwenzi… - Water, 2023 - mdpi.com
Granular metallic iron (gFe0) materials have been widely used for eliminating a wide range
of pollutants from aqueous solutions over the past three decades. However, the intrinsic …