Recent processes for the production of alumina nano-particles
Jan 1, 2020 · Abstract Alumina nano-particles have wide usage in the adsorption and catalysis fields, because of its acid-base properties, high specific area, mechanical and thermal stability. …
Chemistry of alumina, reactions in aqueous solution and its …
Jun 30, 2004 · Due to the common presence of alumina in the natural aquatic environment, several applications in water treatment technology and also its wide industrial application, the …
Kinetics and properties of porous alumina with a dense surface …
Mar 1, 2025 · Porous alumina with a dense surface layer was prepared via pressureless sintering of bimodal powders followed by vacuum impregnation using a nano-alum…
Preparation of high-purity alumina ceramics with high …
Jul 1, 2025 · The sintering process maximizes preparation efficiency, improving high-purity alumina ceramics' performance. In addition, this paper investigates the compaction behavior of …
Thermally conductive and electrically insulative alumina/epoxy ...
Jul 1, 2025 · In terms of electrical insulation, alumina/epoxy composites maintain excellent performance (10 14 Ω·cm), comparable to ceramics and glass but superior to carbon-based or …
High-temperature mechanical properties and thermal
Feb 1, 2025 · Oxide/oxide ceramic matrix (oxide/oxide) composites are a class of materials that show excellent mechanical properties under severe conditions, such as high-temperature and …
Influence of sintering process on microstructure and mechanical ...
Apr 1, 2024 · Alumina is a versatile advanced ceramic material used in several applications such as armour, biomedical engineering, wear resistance, electrical, refractories, etc [1]. The …
Alumina Production - an overview | ScienceDirect Topics
Alumina production refers to the process of extracting alumina (aluminum oxide) from bauxite ore, primarily through the Bayer process, which involves digestion of bauxite in caustic soda, …
Recent advances in photopolymerization 3D printing of alumina …
Feb 1, 2025 · Alumina ceramic has excellent chemical stability and strength multiplication as the preferred ceramic core to alleviate the cooling channel instability in casting alloys. The large …
Composite dispersants for the preparation of monodisperse …
Aug 1, 2025 · In the current process for the preparation of spherical α-alumina powders by homogeneous precipitation, monodispersant is commonly used. Unfortunately, …