Barium Titanate (Barium Titanium Oxide) (BaTiO3)-Pellets

Characteristic

Barium titanate is an inorganic compound with chemical formula BaTiO₃. Barium titanate appears white as a powder and is transparent when prepared as large crystals.

Chemical formula：BaTiO₃

Molar mass：233.192 g

Appearance：white crystals

Odor：odorless

Density：6.02 g/cm³, solid

Melting point：1,625 °C (2,957 °F; 1,898 K)

Solubility in water：insoluble

Solubility：slightly soluble in dilute mineral acids; dissolves in concentrated hydrofluoric acid

Band gap：3.2 eV (300 K, single crystal)

Refractive index (nD)：no2.412; ne=2.360

Crystal structure：Tetragonal, tP5

Application

It is a ferroelectric ceramic material that exhibits the photorefractive effect and piezoelectric properties. It is used in capacitors, electromechanical transducers and nonlinear optics.

BaTiO3.pdf