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. …
Aluminum Oxide - an overview | ScienceDirect Topics
Alumina (Al2O3) is defined as a natural metal oxide characterized by high hardness, wear and corrosion resistance, and biocompatibility, making it suitable for various industrial and medical …
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 …
Alumina - an overview | ScienceDirect Topics
Alumina is defined as a chemical compound derived from aluminum ore bauxite, serving as a key raw material for the aluminum industry. It is characterized by its abundance and ease of …
Preparation of 99.6 % alumina ceramic substrates with high …
Feb 1, 2025 · High-purity alumina ceramic substrates have drawn immense attention because of its high strength and hardness, as well as good chemical stability. How…
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 …
The effect of alumina nanoparticles on the properties of Al-based ...
Sep 1, 2025 · The innovation in this research is the use of the dual preparation method (powder metallurgy - hot forging) for the aluminum-based composite material samples reinforced with …
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, …
Nano-patterning using ultra-thin alumina membranes
Mar 1, 2025 · Ultra-Thin Alumina Membranes (UTAMs) are a specific type of PAA membranes characterized by a small thickness ranging from several hundred nanometers to few microns.