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السجلات المعروضة 431 -- 450 من 494
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Steel-Making dust as a potential adsorbent for the removal of lead (II) from an aqueous solution
( Elsevier B.V. , 2018 , Article)The presence of high concentrations of toxic heavy metals such as lead Pb(II) in water is a major hazard to human health and may have a detrimental effect on the aquatic life and the environment. Implementing an efficient ... -
Stimulation of high temperature carbonate gas reservoirs using seawater and chelating agents: Reaction kinetics
( Elsevier B.V. , 2018 , Article)The use of hydrochloric acid (HCl) in gas well stimulation of high temperature reservoirs is currently facing different challenges. These challenges include rapid corrosion of the well tubulars, face dissolution, very high ... -
Studying the effect of solvent properties in treatment design within CO2 Integration Networks
( Elsevier B.V. , 2021 , Book chapter)Carbon Dioxide Integration mainly targets the recovery of CO2 streams, and assesses the allocation of those recovered streams into CO2-using sinks, with an overall aim of attaining a minimum cost of a CO2 network that could ... -
Surface plasmon inhibited photo-luminescence activation in CdSe/ZnS core-shell quantum dots
( Institute of Physics Publishing , 2016 , Article)In a composite film of Cdx Sey Zn1-x S1-y gradient core-shell quantum dots (QDs) and gold nanorods (NRs), the optical properties of the QDs are drastically affected by the plasmonic nanoparticles. We provide a careful study ... -
Synergistic effect of Cu2+ in Fe2+/H2O2 reaction system to enhance oxytetracycline degradation in polluted water
( Institute for Ionics , 2023 , Article)The higher production of HO· concentration associated with the presence of a Cu2+ co-catalyst in a Fe2+/H2O2 system is reported. The synergistic effect of the co-catalyst was investigated to evaluate the possibility of ... -
Synergistically interactive MnFeM (M = Cu, Ti, and Co) sites doped porous g-C3N4 fiber-like nanostructures for an enhanced green hydrogen production
( Royal Society of Chemistry , 2023 , Article)The use of a synergetic effect is an effective approach for promoting the green hydrogen evolution reaction (HER). However, ternary metal doped porous g-C3N4 fiber-like nanostructures have not been reported so far. Herein, ... -
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), ... -
Synthesis and characterization of Cu/ZnO catalyst on carbon nanotubes and Al2O3 supports
( Trans Tech Publications Ltd , 2018 , Conference Paper)CO2 conversion into valuable chemicals is an attractive option to deal with the increasing CO2 concentration in the atmosphere. In this study, Cu/ZnO catalyst was synthesized on multi-walled carbon nanotubes (MWCNTs) and ... -
Synthesis and Characterization of Fe3O4 Nanoparticles Using Different Experimental Methods
( Institute of Physics Publishing , 2020 , Conference Paper)This paper reports a comparative study on the synthesis of Fe3O4 nanoparticles using three different methods, namely; Co-precipitation, Sonochemical and Solvothermal methods. Ferric chloride hexahydrate (FeCl3.6H2O) and ... -
Synthesis and characterization of poly(vinyl alcohol): Cloisite 20A nanocomposites
( John Wiley and Sons Ltd , 2017 , Article)Polymeric nanocomposite materials are very important materials because of their promised applications. However, many of their fundamental physical, mechanical, and chemical behaviors have not been quantified. Depending on ... -
Synthesis and characterization of Sm3+-doped ZnO nanoparticles via a sol–gel method and their photocatalytic application
( Springer New York LLC , 2018 , Article)Abstract: Spherical ZnO nanoparticles doped by samarium ions were successfully synthesized via a simple sol–gel method. The structures, morphologies, optical properties and surface areas were investigated for all samples ... -
Synthesis and evaluation of a novel polyacrylamide functionalized nano-silica as a calcium carbonate inhibitor in upstream applications
( Elsevier B.V. , 2022 , Article)Calcium carbonate scale forms in production and injection wells, precipitating upon pressure and temperature changes, incompatible water mixing, and dehydration. Production shutdown is one of the most dramatic consequences ... -
Synthesis and evaluation of lanthana modified Cu-based catalysts for CO2 hydrogenation to value added products
( Elsevier , 2023 , Article)This study deals with the development and evaluation of lanthana promoted Cu-based catalysts for CO2 hydrogenation reaction. The samples were prepared using solution combustion synthesis method. The study demonstrates that ... -
Synthesis and evaluation of novel and efficient Ni-based dual functional materials (DFMs) for integrated CO2 capture and hydrogenation
( Institution of Chemical Engineers , 2023 , Article)We report on the synthesis and evaluation of novel, highly active and stable bimetallic DFMs for simultaneous CO2 adsorption and subsequent hydrogenation to value added products. The DFMs contain various combinations of ... -
Synthesis and performance evaluation of poly (acrylamide-co-malonic acid) as FeS scale inhibitor: experimental and theoretical investigations
( Institute for Ionics , 2023 , Article)This article reports on poly (acrylamide-co-malonic acid) and poly(AM-co-MAc) copolymers that inhibit the iron sulfide scale. The iron sulfide scale is considered as one of the most challenging oilfield scales to dissolve ... -
Synthesis of Fe3O4 Nanoparticles with Different Shapes Through a Co-Precipitation Method and Their Application
( 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 ... -
Synthesis of graphene oxides particle of high oxidation degree using a modified Hummers method
( Elsevier Ltd , 2020 , Article)High-oxidation-degree graphene oxide particles were synthesized using a modified Hummers' method. Six different types of particles were synthesized by varying the operating conditions, including the temperature, the reactant ... -
Synthesis of iron oxide nanoparticles to enhance polysulfone ultrafiltration membrane performance for salt rejection
( Italian Association of Chemical Engineering - AIDIC , 2017 , Article)The main target of membrane technologies is to provide better filtration and separation of organic and inorganic substance from water as well as for longer life of the membrane. Iron oxide (α-Fe2O3) nanoparticles (NPs) ... -
Synthesis of Metallocene Catalyzed Ethylene 1,7-Octadiene Copolymer: Effect of Copolymerization on Polymer Properties
( Polymer Society of Korea , 2018 , Article)In this article, metallocene catalyzed polyethylene homopolymer and ethylene 1,7-octadiene copolymers were synthesized and the produced polymers were characterized. The results show that these polymers were high density ... -
Synthesis of minimal-size ZnO nanoparticles through sol-gel method: Taguchi design optimisation
( Elsevier BV , 2015 , Article)Zinc oxide (ZnO) has excellent potential to be used in water and wastewater treatment, either as a photocatalyst or in membrane incorporation. In this work, the synthesis of smaller ZnO NPs through a sol-gel approach was ...