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Polymer coated γ-aminopropyltriethoxysilane-modified α-alumina non-spherical nanocomposite abrasives and their chemical mechanical polishing behavior on glass-ceramic substrate
This study aimed to overcome limitations associated with the use of alumina nanoparticles in the semiconductor manufacturing industry, including high...
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Optically transparent and thermally conductive composite films of α-alumina and highly refractive polyimide
Optically transparent and thermally conductive polymer composites are required for next-generation opto-electronic devices. The present work aimed at...
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Preparation of Industrial α-Alumina Powder from Ijero Ekiti (Nigeria) Kaolin ore by Acid Leaching Process
The global demand for pure industrial kaolin ores for paper, cosmetics, porcelain and metallurgical industries cannot be over emphasized. Thus, the...
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Improved kernel of nitrogen isotherms for γ-alumina characterization
We present a new kernel of N 2 isotherms in γ-alumina, the metastable phase of α-alumina, most used in industrial applications. The dedicated kernel...
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Physico-Mechanical and Microstructure Characteristics of Porous Mullite Ceramics
Porous mullite ceramics were prepared from mixtures of Egyptian kaolinite-clay and calcined α-alumina powder. The effects of two methods of...
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Significant improvement of catalytic performance for the Fischer−Tropsch synthesis over the cobalt catalysts supported on γ‑Al2O3 granules: simultaneous effects of glucose surfactant and promoter
A series of supported alumina were synthesized using two methods of sol–gel and oil drop. In this work, the process of γ-alumina, γ-alumina + glucose...
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Porous Alumina-Supported Tungstated Zirconia Catalysts for Heptane Isomerization
AbstractNovel WO 3 –ZrO 2 (WZ) catalysts with palladium as an active metal on porous alumina supports of various phase compositions have been...
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Effect of hydrazyl radical on the selectivity of γ-alumina with different sizes of pores for dehydration of 2-octanol through radical elimination mechanism
In this study, the effect of 2,2-diphenyl-1-picrylhydrazyl (DPPH) radical on the selectivity of γ-alumina for dehydration of 2-octanol in the early...
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Dynamic Strength of a Fine-Grained Alumina Ceramic Obtained by Spark Plasma Sintering
AbstractDynamic compressive tests of alumina samples with different grain sizes obtained by spark plasma sintering (SPS) of submicron- and...
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Investigation of the Effect of LiCl and LiF Additives on the Kinetics of Spark Plasma Sintering of Fine-Grained Alumina
Abstract—The effect of the lithium chloride and lithium fluoride additives (2 wt %) on the kinetics of spark plasma sintering of industrial fine...
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Exploring the role of inclined magnetic field in water-based hybrid nanofluid flow containing copper and alumina nanoparticles over a convectively heated surface: a numerical investigation
In this analysis, a numerical investigation of hybrid nanofluid flow composed of copper and alumina nanoparticles over an extending sheet is...
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Structuring and Phase Formation in the Treatment of La/Al2O3 Catalyst Precursors in Water Fluids
AbstractThe effect of the synthesis method on the formation of the structure and composition of composites produced by the deposition of lanthanum...
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Influence of different alumina phases on the catalytic properties of palladium-alumina catalysts for selective hydrogenation of acetylene to ethylene
Selective hydrogenation of acetylene was studied using palladium catalysts supported on different transition alumina spheres. The alumina supports...
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Highly Durable MIL-96 Membranes via a One-step Active γ-Alumina Conversion Strategy for Gas Separation
M etal-organic frameworks (MOFs) are attractive in membrane separation due to their special pore structure and suitable aperture size. The fabrication...
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Statics and Kinetics of Sorption of La(III), Ce(III), U(VI) Ions by a Nanostructured Composite Al2O3||C
AbstractThe sorption properties of the new Al 2 O 3 ||C composite were studied. A feature of its macroscopic morphology and structure is the amorphous...
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Alpha-Alumina/Tetragonal Zirconia Composites Modified with Strontium Cations
Abstract—Composites have been prepared using nanopowders whose precursors were synthesized by a sol–gel hydrolysis process in 1 M solutions of the...
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Thermodynamic Analysis of Aluminum Oxide Chlorination
AbstractA thermodynamic analysis of the chlorination of aluminum oxide was performed for the main possible reactions of interaction with chlorine....
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New Approach for Activation of N2-Selective ETS-4 Membrane for Nitrogen Separation from N2/CH4 Mixture
Microporous titanosilicate ETS-4 zeotype membrane, with its 4 Å pore openings, is an adequate material for the kinetic separation of nitrogen from...
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Investigation the Bioactivity of Cordierite/Hydroxyapatite Ceramic Material Used in Bone Regeneration
The purpose of present research was to prepare bioceramic material with improved bioactivity to be consentient with biological requirements of living...
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Synthesis and characterization of SDS assistant α-alumina structures and investigation of the effect of the calcination time on the morphology
In this paper, α-alumina structures were successfully prepared via hydrothermal synthesis supported with sodium dodecyl sulfonate anionic surfactant....
