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    Browsing by Author "Ewis, Dina"

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        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 ...
      • 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 ...
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        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 ...
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        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 ...

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