Browsing Chemical Engineering by Title
Now showing items 982-1001 of 1131
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Sustained solar fuel production in multiple thermochemical cycles using sol-gel derived ferrite nanopowders
( TechConnect , 2016 , Conference Paper)In this paper, the sol-gel synthesis of Mg-doped Niferrite i.e. Ni-Mg-ferrite was attempted by using propylene oxide (PO) as a proton scvanger. Effects of two important synthesis paramaters such as amount of PO added during ... -
Synergetic effects of dodecylamine-functionalized graphene oxide nanoparticles on antifouling and antibacterial properties of polysulfone ultrafiltration membranes
( Elsevier , 2021 , Article)The potential use of dodecylamine-functionalized graphene oxide (rGO-DDA) nanoparticles as an antifoulant and antibacterial nanofiller was investigated. GO and rGO-DDA were analyzed using Raman spectroscopy, FTIR, SEM, ... -
Synergistic Behavior of Polyethyleneimine and Epoxy Monomers Loaded in Mesoporous Silica as a Corrosion-Resistant Self-Healing Epoxy Coating
( American Chemical Society , 2022 , Article)Corrosion is a significant problem and is, to a large extent, responsible for the degradation of metallic parts. In this direction, mesoporous silica particles (MSPs) were synthesized by a sol–gel technique and had an ... -
Synergistic effects and optimization of nitrogen and phosphorus concentrations on the growth and nutrient uptake of a freshwater Chlorella vulgaris
( Taylor and Francis Ltd. , 2017 , Article)The synergistic effects and optimization of nitrogen (N) and phosphorus (P) concentrations on the growth of Chlorella vulgaris (CCAP 211/11B, CS-42) and nutrient removal have been investigated under different concentrations ... -
Synergistic effects of catalytic co-pyrolysis Chlorella vulgaris and polyethylene mixtures using artificial neuron network: Thermodynamic and empirical kinetic analyses
( Elsevier , 2022 , Article)The catalytic pyrolysis of Chlorella vulgaris, high-density polyethylene (Pure HDPE) and, their binary mixtures were conducted to analyse the kinetic and thermodynamic performances from 10 to 100 K/min. The kinetic parameters ... -
Synoptic analysis of direct contact membrane distillation performance in Qatar: A case study
( Elsevier B.V. , 2015 , Article)The aim of this study is to evaluate a bench scale direct contact membrane distillation (DCMD) performance using flat sheet polytetrafluoroethylene (PTFE) membrane at different inlet flow rates, temperatures, and salinity ... -
Synthesis & Performance Evaluation of Hybrid Cathode Materials for Energy Storage
( Qatar University Press , 2021 , Poster)Research into the development of novel cathode materials for energy storage applications is progressing at a rapid rate to meet the ever-growing demands of modern society. Amongst various options, batteries are playing a ... -
Synthesis and characterisation of Ni–B/Ni–P–CeO2 duplex composite coatings
( Springer Netherlands , 2018 , Article)Abstract: Binary (Ni–B, Ni–P) and duplex coatings (Ni–B/Ni–P, Ni–B/Ni–P–CeO2) with an inner Ni–B layer were electrodeposited on mild steel substrates. A comparison of the structural, surface, mechanical, and electrochemical ... -
Synthesis and characterization of fly ash based geopolymeric membrane for produced water treatment
( Desalination Publications , 2019 , Article)Geopolymerization is a green innovative technique for the synthesis of inorganic membrane using fly ash as a raw material. In this work, fly ashes from thermal power plant were used as a source material for the synthesis ... -
Synthesis and characterization of nanocrystalline CoFe2O4-zirconia via propylene oxide aided sol-gel method
( Elsevier Ltd , 2018 , Article)In this study, a Co ferrite/ZrO2 ceramic nanomixture, with a uniform distribution of Co ferrite and ZrO2, was synthesized by the propylene-oxide-assisted sol gel method. Cobalt, iron, and zirconium nitrate salts were used ... -
Synthesis and characterization of nickel-cobalt oxide for ethanol decomposition
( AIChE , 2016 , Conference Paper)In this work we use combustion synthesis method to prepare cobalt catalysts which have been reported to be active for ethanol-hydrogen production. This work focuses primarily on understanding the reaction mechanism leading ... -
Synthesis and characterization of novel Ni-B-Y2O3 composite coatings
( AIChE , 2014 , Conference Paper)Corrosion damages and the importance of its prevention has been presented. An overview of previous research on Ni-B (and Ni-P) coatings has been presented. Synthesis and characterization of electrodeposited Ni-B and Ni-B-Y2O3 ... -
Synthesis and characterization of stable anion exchange membranes for desalination applications
( Desalination Publications , 2018 , Article)This research reports the synthesis of stable anion exchange membranes (AEMs) from brominated poly (2,6-dimethyl-1,4-phenylene oxide) (BPPO) and triethylamine (TEA) for desalination applications. The successful synthesis ... -
Synthesis and electrochemical characterization of Cr-doped lithium-rich Li1.2Ni0.16Mn0.56Co0.08-xCrxO2 cathodes
( Springer Nature , 2018 , Article)Lithium-rich layer oxide, Li1.2Ni0.16Mn0.56Co0.08O2 (NMC), is a potential cathode candidate for high-energy density batteries. Issues such as cycling stability, rate performance, and cost are yet to be overcome before ... -
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 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 growth mechanism of bamboo like N-doped CNT/Graphene nanostructure incorporated with hybrid metal nanoparticles for overall water splitting
( Elsevier Ltd , 2020 , Article)Herein, we report a melamine and metal-salt based pyrolysis technique for synthesizing metal encapsulated N-doped carbon nanotube (CNTs) in form of bamboo-like CNTs and multi walled CNTs (MWCNT). Sulfur doping during ... -
Synthesis and performance evaluation of Na(2-x)LixFeP2O7 (x=0, 0.6) hybrid cathodes
( John Wiley and Sons Inc , 2020 , Article)This study reports hybrid cathodes formation by cation substitution in which Li+ substitution has been considered for Na+ in the structure of Na(2-x)LixFeP2O7 (x=0, 0.6) to form Na1.4Li0.6FeP2O7 cathodes. Na(2-x)LixFeP2O7 ... -
Synthesis and performance evaluation of nanostructured NaFexCr1-X(SO4)2 cathode materials in sodium ion batteries (SIBs)
( Royal Society of Chemistry , 2018 , Article)This research work focuses on the synthesis and performance evaluation of NaFexCr1-X(SO4)2 (X = 0, 0.8 and 1.0) cathode materials in sodium ion batteries (SIBs). The novel materials having a primary particle size of around ... -
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 ...