Browsing Chemical Engineering by Title
Now showing items 371-390 of 1172
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Effectiveness of epoxy coating modified with yttrium oxide loaded with imidazole on the corrosion protection of steel
( MDPI , 2021 , Article)The search for highly effective corrosion protection solutions to avoid degradation of the metallic parts is enabling the development of polymeric organic coatings. Of particular relevance, polymeric nanocomposite coatings, ... -
Effectiveness of Ni incorporation in iron oxide crystal structure towards thermochemical CO2 splitting reaction
( Elsevier Ltd , 2017 , Article)In this study, Ni-doped iron oxide (NixFe3−xO4) materials were synthesized via the 1,2-epoxypropane assisted sol-gel method by varying the molar concentration of Ni from x=0.2 to 1. Sol-gel derived NixFe3−xO4 gels were ... -
Effectiveness of pyrrolidinium based ionic liquids in flow assurance: Preventing hydrates formation in offshore sub-sea pipelines
( AIChE , 2015 , Conference Paper)The formation of hydrates within the offshore subsea pipelines is a major challenge to flow assurance in oil and gas industry. Annually, the industry spends large amount of money on thermodynamic inhibitors like methanol ... -
Effects of current generation and electrolyte pH on reverse salt flux across thin film composite membrane in osmotic microbial fuel cells
( Elsevier, Ltd , 2016 , Article)Osmotic microbial fuel cells (OsMFCs) take advantages of synergy between forward osmosis (FO) and microbial fuel cells (MFCs) to accomplish wastewater treatment, current generation, and high-quality water extraction. As ... -
Effects of electron acceptors on removal of antibiotic resistant Escherichia coli, resistance genes and class 1 integrons under anaerobic conditions
( Elsevier B.V. , 2016 , Article)naerobic biotechnologies can effectively remove antibiotic resistant bacteria (ARB) and antibiotic resistance genes (ARGs), but there is a need to better understand the mechanisms. Here we employ bioelectrochemical systems ... -
Effects of Pipe Rotation on the Performance of Fibrous Fluids in Horizontal Well Cleanout
( Society of Petroleum Engineers (SPE) , 2022 , Conference Paper)The deposition of rock cuttings is a problem commonly faced during drilling, completion, and intervention operations. Using polymer-based fluids is a common technique to improve horizontal downhole cleaning. However, these ... -
Efficacy of TIO2 doped with copper for water disinfection
( Nova Science Publishers, Inc. , 2011 , Book chapter)This research was conducted to improve titanium dioxide by transition metal doping using cooper. Sol gel method was used to prepare metal doped TIO2. Titanium isopropoxide and commercial TIO2 P25 were employed as catalyst ... -
Efficacy of using slurry of metal-coated microencapsulated PCM for cooling in a micro-channel heat exchanger
( Elsevier , 2017 , Article)This paper provides a method of heat transfer enhancement using microencapsulated phase change material (MPCM) slurries, utilizing the latent heat of PCM during melting. The values of heat transfer coefficient obtained for ... -
Efficient detection and adsorption of cadmium(II) ions using innovative nano-composite materials
( Elsevier B.V. , 2018 , Article)© 2018 Elsevier B.V. In this study, a ligand was anchored with mesoporous silica, named as nano-composite materials, was applied in the detection and adsorption of cadmium (Cd(II)) ions from wastewater samples. The effects ... -
Efficient visual mixture design of experiments using property clustering techniques
(2009 , Article)Mixture design is a design of experiments (DOE) tool used to determine the combination of chemical constitutents that deliver a desired response (or property) using a minimum number of experimental runs. While the approach ... -
Elastomeric photo-actuators and their investigation by confocal laser scanning microscopy
(2013 , Article)The photo-actuation behavior of nanocomposites based on ethylene-vinylacetate copolymer (EVA) and styrene-isoprene-styrene (SIS) block copolymer filled with well-dispersed and modified multiwalled carbon nanotubes (MWCNTs) ... -
Electrical properties of lithium ferrite nanoparticles dispersed in a styrene-isoprene-styrene copolymer matrix
( Springer Netherlands , 2015 , Book chapter)The main goal of this work was the preparation and study of a composite material by dispersing lithium ferrite particles in a polymeric matrix. The matrix selected was styrene-b-isoprene-b-styrene (SIS) copolymer. Lithium ... -
Electrocatalytic conversion of CO2 over in-situ grown Cu microstructures on Cu and Zn foils
( Elsevier , 2021 , Article)Electrochemical conversion of carbon dioxide to value added multi-carbon products is of great importance and a promising approach to mitigate greenhouse gases. In this work, we report the fabrication of electrodes by ... -
Electrochemical Analyses of Sodium based Mixed Pyrophosphate Cathodes for Rechargeable Sodium Ion Batteries
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Lithium ion batteries (LIB) are widely applied to energy storage systems, like electric vehicles, ships. While limited reserves of lithium and cost of lithium enforced to explore new materials. Hence, Low cost and abundance ... -
Electrochemical behavior of mild and corrosion resistant concrete reinforcing steels
( Elsevier , 2020 , Article)An experimental study is carried out in this paper to evaluate the corrosion performance of mild steel reinforcing bars (MS), high strength steel reinforcing bars (HS), epoxy-coated steel reinforcing bars (EC), and ... -
Electrochemical oxidation of ammonia (NH4+/NH3) ON synthesized nickel-cobalt oxide catalyst
( Elsevier Ltd , 2021 , Article)Ni–C and Co/Ni–C electro-catalysts were prepared using solvothermal reaction method and used to oxidize ammonia in aqueous solution. Ni and Co were consistently dispersed in carbon generating spherical and porous structure ... -
Electrochemical oxidation of ammonia on nickel oxide nanoparticles
( Elsevier Ltd , 2019 , Article)NiO and NiOTiO2 nano-catalysts were synthetized using solution combustion synthesis (SCS) method and tested toward ammonia oxidation in synthetic and real wastewater. As-synthesized NiO nano-catalyst showed a tightly ... -
Electrochemical Performance of Na3V2(PO4)2F3 Electrode Material in a Symmetric Cell
( MDPI , 2021 , Article)A NASICON-based Na3V2(PO4)2F3 (NVPF) cathode material is reported herein as a potential symmetric cell electrode material. The symmetric cell was active from 0 to 3.5 V and showed a capacity of 85 mAh/g at 0.1 C. With ... -
Electrochemical reduction of carbon dioxide to hydrocarbons
( Elsevier , 2022 , Book chapter)Global accumulation of CO2 in the atmosphere has become a significant environmental challenge in the past twodecades. Global warming and climate change resulting from increasing concentrations of CO2 are of utmost concern ... -
Electrochemical removal of pyrite scale using green formulations
( Nature Research , 2021 , Article)Pyrite scale formation is a critical problem in the hydrocarbon production industry; it affects the flow of hydrocarbon within the reservoir and the surface facilities. Treatments with inorganic acids, such as HCl, results ...