Beryllium sulfate (BeSO₄) is an inorganic ceramic compound combining beryllium oxide chemistry with sulfate bonding, creating a rigid crystalline material. It appears primarily in research and specialized industrial contexts rather than mainstream engineering applications, with interest driven by beryllium's exceptional stiffness-to-weight ratio and the sulfate's chemical stability. Engineers consider beryllium compounds where extreme rigidity, thermal stability, or neutron transparency is critical, though practical use remains limited due to beryllium's toxicity concerns, cost, and the availability of alternative ceramics for most applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 40.01 | GPa | — | ||
Poisson's Ratio(ν) | 0.1300 | - | — | ||
Shear Modulus(G) | 37.79 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.494 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 7.303 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 4.721 | - | — | ||
| ↳ | 3.378 range 2.404–4.352median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.04210 | C/m² | — | ||
| ↳ | 0.4177 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -141.7 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf)2 entries | -2.039 | eV/atom | — | ||
| ↳ | -1.927 | eV/atom | — |