Barium silicate (BaSi₄O₉) is an inorganic ceramic compound belonging to the silicate family, composed of barium oxide and silicon dioxide in a fixed stoichiometric ratio. This material is primarily investigated for applications requiring high-temperature stability and chemical inertness, particularly in specialized glass and ceramic coatings, refractory formulations, and as a precursor in advanced ceramic processing. Barium silicates are notable for their thermal shock resistance and low thermal expansion characteristics, making them attractive alternatives to conventional silicates in applications where thermal cycling or corrosive environments present challenges.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.701 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.498 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 8.707 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.07381 | C/m² | — | ||
Seebeck Coefficient(S) | -125.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -2.996 | eV/atom | — |