Covalent and non-covalent functionalized nanomaterials for environmental restoration

S Zhang, S Malik, N Ali, A Khan, M Bilal… - Topics in Current …, 2022‏ - Springer
Nanotechnology has emerged as an extraordinary and rapidly develo** discipline of
science. It has remolded the fate of the whole world by providing diverse horizons in different …

Biochar properties and lead (II) adsorption capacity depend on feedstock type, pyrolysis temperature, and steam activation

JH Kwak, MS Islam, S Wang, SA Messele, MA Naeth… - Chemosphere, 2019‏ - Elsevier
Biochar is a promising material for facilitating the reclamation of oil sands process water
(OSPW); however, how biochar properties can be optimized for metal removal from OSPW is …

Biochar heavy metal removal in aqueous solution depends on feedstock type and pyrolysis purging gas

MS Islam, JH Kwak, C Nzediegwu, S Wang… - Environmental …, 2021‏ - Elsevier
The effectiveness of biochar as a sorptive material to remove contaminants, particularly
heavy metals, from water is dependent on biomass type and pyrolysis condition. Biochars …

Removal of chromium (VI) from water using nanoscale zerovalent iron particles supported on herb-residue biochar

J Shang, M Zong, Y Yu, X Kong, Q Du, Q Liao - Journal of environmental …, 2017‏ - Elsevier
A composite material consisting of nanoscale zerovalent iron particles supported on herb-
residue biochar (nZVI/BC) was synthesized and used for treatment of Cr (VI)-contaminated …

Bioreactors for oil sands process-affected water (OSPW) treatment: A critical review

J Xue, C Huang, Y Zhang, Y Liu, MG El-Din - Science of the Total …, 2018‏ - Elsevier
Canada has the world's largest oil sands reservoirs. Surface mining and subsequent caustic
hot water extraction of bitumen lead to an enormous quantity of tailings (volumetric ratio …

Adsorption of metals in oil sands process water by a biochar/iron oxide composite: Influence of the composite structure and surface functional groups

J Song, Z Huang, MG El-Din - Chemical Engineering Journal, 2021‏ - Elsevier
In this work, anaerobic sludge from a wastewater treatment plant was used to prepare a
sludge-based biochar/iron oxide (B-FeO x) adsorbent. The B-FeO x adsorbent was …

Isotherm and kinetic studies on adsorption of oil sands process-affected water organic compounds using granular activated carbon

MS Islam, KN McPhedran, SA Messele, Y Liu… - Chemosphere, 2018‏ - Elsevier
The production of oil from oil sands in northern Alberta has led to the generation of large
volumes of oil sands process-affected water (OSPW) that was reported to be toxic to aquatic …

Comparison of UV/Persulfate and UV/H2O2 for the removal of naphthenic acids and acute toxicity towards Vibrio fischeri from petroleum production process water

Z Fang, R Huang, P Chelme-Ayala, Q Shi, C Xu… - Science of the Total …, 2019‏ - Elsevier
The ultraviolet light-activated persulfate process (UV/Persulfate) has received much
attention in recent years as a novel advanced oxidation method for the treatment of …

Application of iron/aluminum bimetallic nanoparticle system for chromium-contaminated groundwater remediation

JH Ou, YT Sheu, DCW Tsang, YJ Sun, CM Kao - Chemosphere, 2020‏ - Elsevier
When the nanoscale zero valent iron (nZVI) is used for the reduction of hexavalent
chromium (Cr 6+) to trivalent chromium (Cr 3+) in groundwater, the reduction efficiency is …

Adsorption of organic matter in oil sands process water (OSPW) by carbon xerogel

C Benally, SA Messele, MG El-Din - Water research, 2019‏ - Elsevier
This study illustrated the preparation, characterization and the use of carbon xerogel
materials for the adsorption of acid-extractable fractions (AEF) and naphthenic acids (NAs) …