Polyolefins and polystyrene as chemical resources for a sustainable future: challenges, advances, and prospects

CWS Yeung, JYQ Teo, XJ Loh, JYC Lim - ACS Materials Letters, 2021 - ACS Publications
Nonbiodegradable plastics with inert and saturated C–C backbones comprise the majority of
global annual plastics produced, including the ubiquitous polyolefins (polyethylene and …

Electrocoagulation sludge valorization—a review

K Rajaniemi, S Tuomikoski, U Lassi - Resources, 2021 - mdpi.com
In the field of electrocoagulation (EC), various studies on pollutant removal and on the use of
different EC technologies have already been made. An EC process generates sludge, which …

A review on photodegradation mechanism of bio-resistant pollutants: Analytical methods, transformation products, and toxicity assessment

M Samy, K Mensah, MG Alalm - Journal of Water Process Engineering, 2022 - Elsevier
The photocatalysis process has been employed to degrade various organic micropollutants
(OMPs). The photocatalytic degradation of pristine photocatalysts can be enhanced by …

Treatment of hazardous landfill leachate containing 1, 4 dioxane by biochar-based photocatalysts in a solar photo-oxidation reactor

M Samy, MG Alalm, MN Khalil, E Ezeldean… - Journal of …, 2023 - Elsevier
This study investigates a combined photocatalytic and adsorption system to maximize the
removal of 1, 4 dioxane from hazardous landfill leachate (HLL). The production of …

Novel nano-ferromagnetic activated graphene adsorbent extracted from waste for dye decolonization

K Mensah, H Mahmoud, M Fujii, H Shokry - Journal of Water Process …, 2022 - Elsevier
Polyethylene terephthalate (PET) waste was converted into graphene by pyrolysis, and the
synthesized graphene (SG) was modified into activated graphene (AG) by potassium …

Utilization of iron waste from steel industries in persulfate activation for effective degradation of dye solutions

K Mensah, M Samy, H Ezz, M Elkady… - Journal of Environmental …, 2022 - Elsevier
The performance of three solid iron wastes (SIW-1, SIW-2 and SIW-3) was evaluated as an
activator of persulfate (PS) for the degradation of methylene blue (MB). SIW-3 showed the …

Green valorization of end-of-life toner powder to iron oxide-nanographene nanohybrid as a recyclable persulfate activator for degrading emerging micropollutants

M Samy, K Mensah, EM El-Fakharany, M Elkady… - Environmental …, 2023 - Elsevier
The sustainable management of toner waste (T–raw) was performed via carbonization at
500° C (T-500) and 600° C (T–600) to produce iron oxide-nanographene nanohybrid (FeO …

Effective decontamination of methylene blue from aqueous solutions using novel nano-magnetic biochar from green pea peels

NO Rubangakene, M Elkady, A Elwardany, M Fujii… - Environmental …, 2023 - Elsevier
The conversion of agricultural waste into high-value carbon products has been an attractive
area in waste management strategy. This study highlighted the synthesis and effectiveness …

The superior performance of silica gel supported nano zero-valent iron for simultaneous removal of Cr (VI)

E Salama, M Samy, H Shokry, G El-Subruiti… - Scientific Reports, 2022 - nature.com
Pure nano zero-valent iron (NZVI) was fabricated under optimum conditions based on
material production yield and its efficiency toward acid blue dye-25 decolorization. The …

Photocatalytic degradation of malachite green dye from aqueous solution using environmentally compatible Ag/ZnO polymeric nanofibers

MF Elkady, HS Hassan - Polymers, 2021 - mdpi.com
An efficient, environmentally compatible and highly porous, silver surface-modified
photocatalytic zinc oxide/cellulose acetate/polypyrrole ZnO/CA/Ppy hybrid nanofibers matrix …