Tungsten trioxide, whose molecular formula is WO3 and molecular weight is 231.85.
It is a kind of tungstic anhydride, tungstic acid products, tungsten oxide including tungsten trioxide and tungsten dioxide, there is no actual industrial production of tungsten dioxide products. According to the content of [...]
(1) biomedical applications
In dentistry, materials or components used in the oral environment are required to withstand oxidation for a long time.
Maintain stability, but also need to have good machinability and plasticity. Ti3SiC2 is an existing ceramic material
It has metal properties and good biocompatibility, which [...]
Lithium-ion battery can be charged twice in the process of use, which belongs to a kind of secondary rechargeable battery. The main working principle is the repeated movement of lithium ions between positive and negative electrodes. No matter what the shape of the battery [...]
Vanadium carbide, black crystal, density 5.25-5.4 black crystal, melting point 2750℃, slightly harder than quartz. Mainly used in the manufacture of vanadium steel, can also be used as carbide carbide additive. Can be used in structural steel, tool steel, pipe steel, rebar, ordinary engineering [...]
Boron nitride is a new ceramic material with excellent properties and great development potential. Hexagonal boron nitride (h-bn) is an isomer of boron nitride. The structure of hexagonal boron nitride is similar to that of graphite, with a hexagonal layered structure, soft texture, strong [...]
Nano aluminum nitride powder has high specific surface area, high hardness, high thermal conductivity, high insulation and other characteristics, belongs to diamond-like nitride, can be stable to 2200℃, high strength at room temperature, good compatibility with the matrix interface, can improve the thermal conductivity [...]
1, Cuprous oxide can be dissolved in hydrochloric acid to generate HCuCl2 (cuprous chloride complex), can also be dissolved in sulfuric acid and nitric acid respectively to form copper sulfate and copper nitrate.
2. Although cuprous oxide is stable in dry air, it will be [...]
Material properties
GaN is a very stable compound, but also a hard high melting point material, the melting point of about 1700 ℃, GaN has a high degree of ionization, in the Ⅲ-Ⅴ compounds is the highest (0.5 or 0.43). At atmospheric pressure, GaN crystals [...]
As far as the development status of new energy vehicles in China is concerned, there are various kinds of batteries, including lithium iron phosphate battery, lithium ternary material battery, lithium cobalt acid, manganese acid lithium and lithium titanate battery. In these five major battery [...]
Lanthanum aluminate belongs to ABO3 perovskite structure compounds, with a small dielectric constant, low dielectric loss, good lattice mismatch, thermal expansion coefficient, good chemical stability, wide energy gap, specific surface area is big, has a certain activity, good thermal stability, has been widely applied [...]