BaAl₂B₂O₇ is a barium aluminum borate ceramic compound belonging to the oxide ceramic family, combining borate and aluminate chemistry for specialized high-temperature applications. This material is primarily investigated for optical and refractory applications where its borate-oxide network structure provides thermal stability and potential transparency or luminescent properties. It represents an emerging research compound rather than a commodity ceramic, with applications targeted toward advanced optics, thermal barriers, and specialty glass-ceramics where the combination of alkaline earth (Ba), aluminum, and borate phases offers advantages over conventional single-phase ceramics.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1070 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.691 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 6.225 | - | — | ||
| ↳ | 4.226 range 2.522–5.930median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.2732 | C/m² | — | ||
| ↳ | 0.1979 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -141 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.032 | eV/atom | — |