Treatment of aqueous arsenic–A review of biochar modification methods

KZ Benis, AM Damuchali, J Soltan… - Science of The Total …, 2020 - Elsevier
Arsenic (As) is an ever-present worldwide environmental contamination issue. The process
of As sorption for treatment of contaminated waters is regarded as a promising treatment …

Arsenic removal from water and soils using pristine and modified biochars

W Zhang, Y Cho, M Vithanage, SM Shaheen… - Biochar, 2022 - Springer
Arsenic (As) is recognized as a persistent and toxic contaminant in the environment that is
harmful to humans. Biochar, a porous carbonaceous material with tunable functionality, has …

Arsenic intoxication: general aspects and chelating agents

G Bjørklund, P Oliinyk, R Lysiuk, MS Rahaman… - Archives of …, 2020 - Springer
Arsenic (As) is widely used in the modern industry, especially in the production of pesticides,
herbicides, wood preservatives, and semiconductors. The sources of As such as …

Synthesis, characterization, optimization and application of Pisum sativum peels S and N-do** biochars in the production of biogas from Ulva lactuca

MA Hassaan, MR Elkatory, MA El-Nemr, S Ragab… - Renewable Energy, 2024 - Elsevier
This study assessed the usefulness of Pea Pisum sativum peels S-modified biochar (PPB–
S) and Triethylenetetramine (TETA)-modified biochar (PPB-T) as improvers for biogas …

Box-Behnken design and life cycle assessment for nickel oxide nanoparticles application in biomethane production

MA Hassaan, MR Elkatory, MA El-Nemr… - Chemical Engineering …, 2023 - Elsevier
The optimization of the three parameters process was assessed as a controlling factor for
the optimum generation of biogas and biomethane by Response Surface Methodology …

Copper (II) ion removal by chemically and physically modified sawdust biochar

A Eleryan, UO Aigbe, KE Ukhurebor… - Biomass Conversion …, 2024 - Springer
The difference between physical activations (by sonications) and chemical activations (by
ammonia) on sawdust biochar has been investigated in this study by comparing the removal …

Application of multi-heteroatom do** biochar in a newly proposed mechanism of electron transfer in biogas production

MA Hassaan, MR Elkatory, MA El-Nemr… - Chemical Engineering …, 2023 - Elsevier
Although it was suggested that adding biochar to an anaerobic reactor may aid in digestion,
its function has not been formally established. It has been suggested that anaerobic …

Microporous Activated Carbon from Pisum sativum Pods Using Various Activation Methods and Tested for Adsorption of Acid Orange 7 Dye from Water

MA El-Nemr, A El Nemr, MA Hassaan, S Ragab… - Molecules, 2022 - mdpi.com
Highlights• Pisum sativum pods was used for producing porous activated carbon materials.•
Two chemical methods and two gases were used in the activation processes.• Higher …

Adsorption of Cr6+ ion using activated Pisum sativum peels-triethylenetetramine

MA El-Nemr, UO Aigbe, KE Ukhurebor… - … Science and Pollution …, 2022 - Springer
The adsorption of Cr6+ ions from water-soluble solution onto activated pea peels (PPs)
embellished with triethylenetetramine (TETA) was studied. The synthesized activated TETA …

Treatment of aqueous arsenic–a review of biosorbent preparation methods

KZ Benis, AM Damuchali, KN McPhedran… - Journal of Environmental …, 2020 - Elsevier
Arsenic (As) is a worldwide human health issue with the major exposure route being the
consumption of As-contaminated drinking water. Sorption is considered to be an efficient …