تصفح College of Engineering حسب العنوان
السجلات المعروضة 7064 -- 7083 من 7864
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Synchrophasor-based backup distance protection of multi-terminal transmission lines
( Institution of Engineering and Technology , 2016 , Article)The distance protection of multi-terminal transmission lines need to be redesigned due to possible changes in the backup protection emanating from probable infeed currents produced from tapped transmission lines. Furthermore, ... -
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 effect of vanadium pentoxide and graphene oxide in polyvinyl alcohol for energy storage application
( Elsevier Ltd , 2016 , Article)A novel ultra-high-k composite material comprising of polyvinyl alcohol (PVA) as a polymer matrix and vanadium pentoxide (V2O5) and graphene oxide (GO) as fillers have been developed successfully using colloidal processing ... -
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 ... -
The syntax of the Qatari traditional house: privacy, gender segregation and hospitality constructing Qatar architectural identity
( Taylor and Francis Group , 2022 , Article)Socio-cultural factors are amongst the most prominent forces that reshape the development of housing in Qatar when considering its vernacular architectural history. The research study uses space syntax analysis supported ... -
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 cobalt hydroxide carbonate nanostructures
( Royal Society of Chemistry , 2017 , Article)Battery-type electrodes of three-dimensional (3D) hierarchical cobalt hydroxide carbonate arrays on Ni foam were fabricated using a hydrothermal method for use in supercapacitors. X-ray diffraction analysis, scanning ... -
Synthesis and characterization of electrically conducting copolymers of poly(aniline-co-o-iodoaniline)
( World Scientific Publishing Co. , 2014 , Article)Functionalized copolymers of poly(aniline-co-o-iodoaniline) have been synthesized by the chemical oxidative polymerization method by using o-iodoaniline (o-IA) and aniline (AN) as monomer units by changing their molar feed ... -
Synthesis and characterization of electrically conductive poly(aniline-co-3-bromoaniline) nanocomposites
( Springer New York LLC , 2017 , Article)Poly(aniline-co-3-bromoaniline) copolymers with varying compositions of the monomers have been prepared in this work by copolymerization of aniline and 3-bromoaniline using ammonium persulphate as oxidant. Structure and ... -
Synthesis and characterization of electroactive novel poly-2-cynoaniline
( Indian Academy of Sciences , 2014 , Article)Uniform needle-like structures of poly-2-cynoaniline are formed without the use of any template by electrochemical oxidative polymerization method on copper electrode in acidic medium. The structural characterizations are ... -
Synthesis and characterization of electrodeposited Ni-B-Tl 2 O 3 composite coatings
( Elsevier Ltd , 2018 , Article)Ni-B coatings are promising materials for several applications in electronics, nuclear, automotive, aerospace, petrochemical and food industries owing to their exceptional mechanical and chemical properties such as, high ... -
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 magnetic nanostructured lipid carriers (mNLCs) for drug delivery
( Electrochemical Science Group , 2018 , Article)Magnetic nanoparticles (MNPs) are a class of nanoparticles, which can be manipulated using magnetic fields. Currently, MNPs are recognized as one of the most important mode as a drug carrier while they can also be potentially ... -
Synthesis and characterization of Mg-Zn ferrite based flexible microwave composites and its application as SNG metamaterial
( Nature Research , 2021 , Article)In this article, we propose SNG (single negative) metamaterial fabricated on Mg-Zn ferrite-based flexible microwave composites. Firstly, the flexible composites are synthesized by the sol-gel method having four different ... -
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 ...
