Browsing by Author "Mohammad, Abdul Wahab"
Now showing items 1-20 of 24
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Adsorption of 4-Nitrophenol onto Iron Oxide Bentonite Nanocomposite: Process Optimization, Kinetics, Isotherms and Mechanism
( 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 pollutants by nanomaterial-based adsorbents: An overview
( Elsevier B.V. , 2020 , Article Review)Nanomaterial-based adsorbents have garnered increasing attention in water and wastewaters treatment applications due to their attractive properties and strong adsorption capabilities for various organic compounds. The ... -
Arabic gum as green agent for ZnO nanoparticles synthesis: properties, mechanism and antibacterial activity
( Springer New York LLC , 2017 , Article)The size and morphology of ZnO nanoparticles (ZnO NPs) were controlled in the presence of the natural and green agent, Arabic gum. Lower amounts of Arabic gum showed a greater effect on the size and morphology as well as ... -
Decoration of polylactic acid on graphene oxide for efficient adsorption of methylene blue and tetracycline
( Elsevier Ltd , 2023 , Article)Decorating nanomaterials on graphene oxide (GO) can enhance its adsorption capacity and removal efficiency of water pollutants. In this study, for the first time, nano-sized polylactic acid (PLA) has been successfully ... -
Development of polysulfone-nanohybrid membranes using ZnO-GO composite for enhanced antifouling and antibacterial control
( Elsevier B.V. , 2017 , Article)Zinc oxide nanoparticles were well-known for the enhanced antifouling and antibacterial properties which could be beneficial for membrane processes in desalination. The functionalization of ZnO onto graphene oxide nanoplates ... -
Effective Heterogeneous Fenton-Like degradation of Malachite Green Dye Using the Core-Shell Fe3O4@SiO2 Nano-Catalyst
( Wiley-Blackwell , 2021 , Article)In this study, the application of the core-shell Fe3O4@SiO2 nano-catalysts for fenton-like degradation of malachite green dye has been presented. The nano-catalysts were prepared using a combination of solvothermal and ... -
Effects of amphiphilic pluronic F127 on the performance of PS/SPEEK blend ultrafiltration membrane: Characterization and antifouling study
( Elsevier Ltd , 2017 , Article)The effect of amphiphilic Pluronic F127 additive on the ultrafiltration performance of polysulfone (PSf)/sulfonated poly (ether ether ketone) (SPEEK) blend flat sheet membranes was investigated in the present work. Fixed ... -
The emergence of multifunctional adsorbents and their role in environmental remediation
( Elsevier Ltd , 2021 , Article)Water pollution is a growing issue which requires various treatment technologies for efficient and effective remediation. Adsorption is one of the dominant wastewater treatment technologies due to its flexible operation ... -
Functionalization of zinc oxide (ZnO) nanoparticles and its effects on polysulfone-ZnO membranes
( Taylor and Francis Inc. , 2016 , Article)Incorporation of nanoparticles in membranes has recently been reported to lead to enhancement of the membrane performance for various applications. In this study, ZnO nanoparticles were synthesized via sol-gel method using ... -
Improved properties and salt rejection of polysulfone membrane by incorporation of hydrophilic cobalt-doped ZnO nanoparticles
( Springer Nature , 2024 , Article)In this study, the nanoparticles (NPs) of ZnO and Co2+ ions doped ZnO (doped ZnO) were incorporated into a matrix of polysulfone (PSf) membranes to enhance their surface properties prepared using a simple wet phase inversion ... -
Influence of graphite feedstock on the characteristics of silver-decorated graphene oxide and antimicrobial property
( Chulalognkorn University , 2021 , Article)Graphite from different sources has significant influence on the properties of graphene oxide (GO) and reactivity of GO towards further modification with other nanoparticles. However, such effect has not yet been properly ... -
Microwave-assisted conversion of palm kernel shell biomass waste to photoluminescent carbon dots
( scientific reports , 2020 , Article)In the present work, palm kernel shell (PKS) biomass waste has been used as a low-cost and easily available precursor to prepare carbon dots (CDs) via microwave irradiation method. The impacts of the reacting medium: water ... -
Modified zno nanoparticles using iron ions (Fe3+) for photo-catalytic degradation of toxic pollutants under sunlight
( Nova Science Publishers, Inc. , 2019 , Book chapter)The optical properties of ZnO nanoparticles were modified using various dopant concentrations of iron (Fe3+) via a sol-gel method. To investigate of ZnO nanoparticles, the X-ray diffraction (XRD), scanning electron microscopy ... -
Nanocomposite material-based catalyst, adsorbent, and membranes for petroleum wastewater treatment
( Elsevier , 2022 , Book chapter)The advent of nanotechnology has provided an interesting approach in terms of the application of nanocomposite materials in different sectors of water and wastewater treatment. Various works have demonstrated the significant ... -
Novel Graphene-Zinc Iron Oxide Composite to Enhance Ultrafiltration Membrane Performance for Water Treatment and Desalination
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference)The main target of membrane technologies such as the Ultrafiltration (UF), Nanofiltration (NF) and Reverse osmosis (RO) is to produce better filtration and separation of organic and inorganic substance from water as well ... -
Optimizing and control of effective synthesize parameters for Fe3O4 nanoparticles using response surface methodology
( 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 ... -
Photocatalytic Degradation of Pentachlorophenol Using ZnO Nanoparticles: Study of Intermediates and Toxicity
( Springer International Publishing , 2017 , Article)The photocatalytic degradation of pentachlorophenol (PCP) was carried out using ZnO nanoparticles (NPs) in the presence of sunlight. The effect of different ZnO NPs sizes was synthesized by sol–gel method as well as loading ... -
Simultaneous removal of Congo red and cadmium (II) from aqueous solutions using graphene oxide–silica composite as a multifunctional adsorbent
( Chinese Academy of Sciences , 2020 , Article)Graphene oxide is a very high capacity adsorbent due to its functional groups and π−π interactions with other compounds. Adsorption capacity of graphene oxide, however, can be further enhanced by having synergistic effects ... -
Solar photocatalytic degradation of 2-chlorophenol with ZnO nanoparticles: optimisation with D-optimal design and study of intermediate mechanisms
( Springer Verlag , 2017 , Article)In this study, the photocatalytic degradation of toxic pollutant (2-chlorophenol) in the presence of ZnO nanoparticles (ZnO NPs) was investigated under solar radiation. The three main factors, namely pH of solution, solar ... -
Synthesis and characterisation of Co2+-incorporated ZnO nanoparticles prepared through a sol-gel method
( Elsevier B.V. , 2016 , Article)The properties of ZnO nanoparticles were modified by doping them with cobalt ions (Co2+) in various compositions through a sol-gel route. The Co2+-doped ZnO nanoparticles were characterised using X-ray diffraction (XRD), ...
