1. Physical Properties: White or pale yellow powder, density ~4.6 g/cm³, melting point approximately 1485°C, insoluble in water. 2. Chemical Stability: Acid-resistant, high-temperature oxidation-resistant, slowly dissolves in strong alkalis. 3. Functional Characteristics: High dielectric constant (ε≈40), suitable for electronic ceramics. Excellent photocatalytic activity, can be used to degrade pollutants. Semiconductor properties (band gap ~3.4 eV), suitable for optoelectronic materials. 4. Controllable Morphology: Micrometer to nanometer powders are available, supporting customized morphologies such as spherical and flake-like shapes.
Excellent dielectric properties, high oxygen mobility, large energy gap, high refractive index, significant photoconductivity and photoluminescence, it is a widely used functional material