Browsing Center for Advanced Materials by Title
Now showing items 1205-1224 of 1304
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Ternary PdNiO nanocrystals-ornamented porous CeO2/onion-like carbon for electrooxidation of carbon monoxide: unveiling the effect of supports and electrolytes
( Royal Society of Chemistry , 2023 , Article)Porous ternary Pd-based catalysts are highly promising for various electrocatalytic applications, due to their low Pd mass, high surface area, accessible active sites, and tunable electronic structure; however, their ... -
The effect of electro spinning parameters on polystyrene nano fiber morphology: Oil-water separation
( Desalination Publications , 2018 , Article)This manuscript reports optimized conditions necessary to prepare electro-spun nano fibers and microfibers using two different forms of polystyrene (PS) in dimethylformamide (DMF). We conducted a systematic and methodical ... -
The effect of sliding speed on the wear of steel-tool steel pairs
( Elsevier Ltd , 2016 , Article)This study examines the effect of sliding speed and surface temperature on the wear behavior of an unlubricated mild steel-tool steel contact pair using the pin-on-disc test. The operating conditions and contact pair are ... -
The emerging role of biochar in the carbon materials family for hydrogen production
( Elsevier , 2022 , Article Review)The energy crisis is at the top of global priorities. It left us with an option to progress with highly efficient materials for energy conversion, production, and storage systems. Carbon nano-allotropes have more accessible, ... -
The influence of aeration scheme and aeration rate on the permeate flux for wastewater treatment using membrane bioreactors: Experimental and artificial neural network modeling
( Desalination Publications , 2021 , Article)In this paper, the effect of time, aeration scheme, aeration rate, and mixed liquor suspended solid (MLSS) concentration on the permeate flux in membrane bioreactors have been studied. Aeration rates of 0.5, 1.0, and 1.5 ... -
The Mechanical and Thermal Response of Shape Memory Alloy-Reinforced Aluminum Nanocomposites
( Springer , 2019 , Conference Paper)The concept of developing intelligent materials that has the innate capability of healing its damage has engineered considerable scientific and even technological interest due on account of its potential for selection and ... -
The missing piece of the puzzle regarding the relation between the degree of superhydrophobicity and the corrosion resistance of superhydrophobic coatings
( Elsevier Inc. , 2018 , Article)This work supplies the missing piece of the puzzle regarding the unclear relation between the water contact angle (WCA) of a superhydrophobic coating (SHC) and its corrosion protection performance. Generally, an increase ... -
The Performance of Aluminium Electrolysis in A Low Temperature Electrolyte System
( wiley , 2016 , Book chapter)The electrolyte based on the molten KF‐AlF3‐NaF system was investigated for low‐temperature aluminium electrolysis in laboratory scale. The current efficiency for aluminium deposition was determined from the amount of ... -
The Performance of Aluminium Electrolysis in Cryolite Based Electrolytes Containing LiF, KF and MgF2
( John Wiley & Sons, Inc. , 2015 , Book chapter) -
The preparation, properties and applications of electrospun co-polyamide 6,12 membranes modified by cellulose nanocrystals
( Elsevier Ltd , 2017 , Article)In this paper, we present the preparation and properties of a unique material system manufactured by electrospinning of co-polyamide 6,12 (coPA) from an n-propanol solution. A significant advantage of this system is that ... -
The recent advances in the mechanical properties of self-standing two-dimensional MXene-based nanostructures: Deep insights into the supercapacitor
( MDPI AG , 2020 , Article)MXenes have emerged as promising materials for various mechanical applications due to their outstanding physicochemical merits, multilayered structures, excellent strength, flexibility, and electrical conductivity. Despite ... -
The role of cellulose nanofibrillated fibers produced with combined supercritical carbon dioxide and high-pressure homogenization process as reinforcement material in biodegradable polymer
( John Wiley and Sons Inc , 2021 , Article)The production of kenaf bast cellulose nanofibrillated fiber (CNF) using a combined method of supercritical carbon dioxide (SC-CO2) and high-pressure homogenization as the reinforcement with biopolymer were studied. The ... -
The role of clay modifier on cure characteristics and properties of epoxy/clay/carboxyl-terminated poly(butadiene-co-acrylonitrile) (CTBN) hybrid
( Taylor and Francis Ltd. , 2017 , Article)Epoxy/clay/carboxyl-terminated poly(butadiene-co-acrylonitrile) (CTBN) hybrids were prepared with two different organically modified clays. Octadecyl amine and trimethyl stearyl ammonium-modified nanoclays (Nanomer I.30E ... -
The Role of Key Impurity Elements on the Performance of Aluminium Electrolysis -Current Efficiency and Metal Quality
( wiley , 2016 , Book chapter)The behaviour of phosphorus and silicon in industrial aluminium cells was measured in QATALUM cells by analysis of bath and metal after addition of AlPO4, Na3PO4 and SiO2 to the bath. Phosphorus showed a much longer retention ... -
The Separation of Emulsified Water/Oil Mixtures through Adsorption on Plasma-Treated Polyethylene Powder
( Qatar University Press , 2021 , Poster)This work addresses the preparation and characterization of efficient adsorbents for tertiary treatment (oil content below 100 ppm) of oil/water emulsions. Powdered low-density polyethylene (LDPE) was modified by radio-frequency ... -
The separation of emulsified water/oil mixtures through adsorption on plasma-treated polyethylene powder
( MDPI AG , 2021 , Article)This paper addresses the preparation and characterization of efficient adsorbents for tertiary treatment (oil content below 100 ppm) of oil/water emulsions. Powdered low-density polyethylene (LDPE) was modified by ... -
The separation of oil/water mixtures by modified melamine and polyurethane foams: A review
( MDPI , 2021 , Article Review)Melamine (MA) and polyurethane (PU) foams, including both commercial sponges for daily use as well as newly synthesized foams are known for their high sorption ability of both polar and unipolar liquids. From this reason, ... -
The study of optical and photodielectric properties of polymethyl methacrylate and tris-(8-hydroxy-quinoline) aluminum (Alq3) composites
( John Wiley and Sons Inc , 2021 , Article)Polymer composite films of tris-(8-hydroxy-quinoline) aluminum (Alq3) and polymethyl methacrylate (PMMA) at two different concentrations were investigated. Dielectric properties of the samples were measured in broad frequency ... -
Theoretical and experimental insights into the C-steel aqueous corrosion inhibition at elevated temperatures in 1.0M HCl via multi-carbonyl Gemini cationic surfactants
( De Gruyter (O) , 2023 , Article)Despite corrosion being an inevitable process, researchers strive to control corrosion. In this study, our goal was to prepare two amido Gemini cationic surfactants, LAPG and MAPG, each with different alkyl chains and ... -
Theoretical insight into effect of cation–anion pairs on CO2 reduction on bismuth electrocatalysts
( Elsevier , 2020 , Article)This study presents theoretical insight into the mechanism of the CO2 reduction reaction (CO2RR) to formic acid (HCOOH) on Bi (012) surfaces in the presence of alkali metal cations (M+: Cs+, K+, and Li+) and/or halide ...