Browsing by Author "Ewis, Dina"
Now showing items 1-13 of 13
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A review on microwave-assisted synthesis of adsorbents and its application in the removal of water pollutants
Ewis, Dina; Hameed, B.H. ( Elsevier Ltd , 2021 , Article Review)The use of conventional heating techniques in adsorbents preparation involves long synthesis time, high energy consumption, high cost and material fast firing. Recently, Microwave heating technique has been used to replace ... -
Adsorption of 4-Nitrophenol onto Iron Oxide Bentonite Nanocomposite: Process Optimization, Kinetics, Isotherms and Mechanism
Ewis, Dina; Ba-Abbad, Muneer M.; Benamor, Abdelbaki; Mahmud, Nafis; Nasser, Mustafa; El-Naas, Muftah; Mohammad, Abdul Wahab... more authors ... less authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Article)Despite its importance in chemical industry, 4-Nitrophenol (4-NP) is a persistent organic pollutant that has serious effects on the ecosystem. In the present study, Box–Behnken design in response surface methodology was ... -
Adsorption of organic water pollutants by clays and clay minerals composites: A comprehensive review
Ewis, Dina; Ba-Abbad, Muneer M.; Benamor, Abdelbaki; El-Naas, Muftah H. ( Elsevier Ltd , 2022 , Article Review)Clays and clay minerals are inexpensive, non-toxic, and naturally occurring minerals that have been utilized in water remediation as adsorbents. However, clays and clay minerals and those modified with heat, surfactants, ... -
Corrosion behavior of API-X120 carbon steel alloy in a GTL F-T process water environment at low COD concentration
Ewis, Dina; Talkhan, Ahmed Gomaa G.; Benamor, Abdelbaki; Qiblawey, Hazim; Nasser, Mustafa; Ba-Abbad, Muneer M. M.; El-Naas, Muftah... more authors ... less authors ( MDPI AG , 2020 , Article)The effect of temperature, time and rotation speed of FT-GTL process water on the corrosion rate of API X-120 carbon steel was investigated. Electrochemical impedance spectroscopy and potentiodynamic polarization techniques ... -
Development of novel magnetic bentonite based adsorbents combined with different carbon sources for removal of oil content from produced water
Ewis, Dina Mohamed Ahmed Mohamed Amr (2021 , Master Thesis)Water scarcity is a challenge faced worldwide due to depleting sustainable good quality water resources. Produced water, associated with the production of gas and oil, usually comes as oil contaminated water, creating real ... -
Efficient electrochemical conversion of CO2 into formic acid using colloidal NiCo@rGO catalyst
Muhammad, Arsalan; Ewis, Dina; Ba-Abbad, Muneer M.; Khaled, Mazen; Amhamed, Abdulkarem; El-Naas, Muftah H.... more authors ... less authors ( Elsevier , 2024 , Article)A simple approach was used to synthesize a catalyst based on colloidal NiCo with rGO support. The catalyst was uniformly deposited on acid-treated Sn foil using drop-casting method. The prepared NiCo@rGO catalyst was ... -
Electrochemical reduction of CO2 into formate/formic acid: A review of cell design and operation
Ewis, Dina; Arsalan, Muhammad; Khaled, Mazen; Pant, Deepak; Ba-Abbad, Muneer M.; Amhamed, Abdulkarem; El-Naas, Muftah H.... more authors ... less authors ( Elsevier , 2023 , Article Review)The release of carbon dioxide (CO2) into the atmosphere is threatening the environment and ecosystems, resulting in major challenges to sustainable development for modern industry. In this context, CO2 electrochemical ... -
Enhanced electrochemical conversion of CO2 into formic acid using PbSO4/AtSn electrode: Catalyst synthesis and process optimization
Muhammad, Arsalan; Ewis, Dina; Mahmud, Nafis; Ba-Abbad, Muneer M.; Khaled, Mazen; El-Naas, Muftah H.... more authors ... less authors ( Elsevier , 2023 , Article)Electrochemical carbon dioxide (CO2) reduction is among the most promising and effective methods for producing valuable fuels while simultaneously addressing global warming. Numerous metal-based materials showed promising ... -
Enhanced Removal of Diesel Oil Using New Magnetic Bentonite-Based Adsorbents Combined with Different Carbon Sources
Ewis, Dina; Mahmud, Nafis; Benamor, Abdelbaki; Ba-Abbad, Muneer M.; Nasser, Mustafa; El-Naas, Muftah... more authors ... less authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Article)In this work, new magnetic bentonite-based adsorbents combined with different carbon sources, namely, reduced graphene oxide and multiwall carbon nanotubes, were synthesized via co-precipitation method. The synthesized ... -
Nanoparticles functionalized ceramic membranes: fabrication, surface modification, and performance
Ewis, Dina; Ismail, Norhan Ashraf; Hafiz, MhdAmmar; Benamor, Abdelbaki; Hawari, Alaa H. ( Springer Science and Business Media Deutschland GmbH , 2021 , Article Review)Membrane technologies are used intensively for desalination and wastewater treatment. Water filtration using ceramic membranes exhibited high performance compared with polymeric membranes due to various properties such as ... -
Optimizing and control of effective synthesize parameters for Fe3O4 nanoparticles using response surface methodology
Ba-Abbad, Muneer M.; Chai, P. V.; Benamour, Abdelbaki; Ewis, Dina; Mohammad, Abdul Wahab; Mahmoudi, Ebrahim... more authors ... less authors ( Springer Science and Business Media Deutschland GmbH , 2022 , Article)To control Fe3O4 nanoparticles (Fe3O4 NPs) size, different molar ratio of Fe2+ and Fe3+ as well as ammonium hydroxide (pH) was used to synthesize Fe3O4 NPs through co-precipitation method. The Box–Behnken design was selected ... -
Removal of Oil Content from Oil-Water Emulsions Using Iron Oxide/Bentonite Nano Adsorbents
Ewis, Dina; Benamor, Abdelbaki; Ba-Abbad, Muneer M.; Nasser, Mustafa; El-Naas, Muftah; Qiblawey, Hazim... more authors ... less authors ( Elsevier Ltd , 2020 , Article)Water scarcity is a challenge that is faced worldwide to secure sustainable good quality water resources. Produced water, associated with the production of gas and oil, usually comes as oil contaminated water, creating ... -
Synthesis of Fe3O4 Nanoparticles with Different Shapes Through a Co-Precipitation Method and Their Application
Ba-Abbad, Muneer M.; Benamour, Abdelbaki; Ewis, Dina; Mohammad, Abdul Wahab; Mahmoudi, Ebrahim ( Springer , 2022 , Article)Magnetic Fe3O4 nanoparticles (NPs) were successfully synthesized via co-precipitation method using ferric chloride and ferrous sulphate as the starting materials. The shape and the size of Fe3O4 NPs were controlled by using ...