Molybdenum Disilicide is a molybdenum silicon compound, also known as molybdenum silicide, with the molecular formula MoSi2 and molecular weight of 154.13.
Si3N4 has two crystal structures: α-Si3N4 is a granular crystal, and β-Si3N4 is a needle-shaped crystal. Both are three-dimensional spatial networks composed of [SN4] tetrahedra sharing vertices, and both belong to the hexagonal crystal system.
Spherical quartz powder, also known as spherical silica powder, refers to an amorphous quartz powder material whose particles are spherical in shape and whose main component is silicon dioxide.