BeS2 is an experimental beryllium sulfide ceramic compound that belongs to the II-VI semiconductor/ceramic material family. While not widely commercialized, beryllium chalcogenides are of research interest for specialized optoelectronic and high-performance ceramic applications due to beryllium's low density and high stiffness combined with sulfide's semiconducting properties. This material would be considered by engineers exploring lightweight, high-stiffness ceramics for niche aerospace, thermal management, or wide-bandgap semiconductor device applications, though its toxicity hazards during handling and processing present significant practical constraints.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 5,444.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.3100 | - | — | ||
Shear Modulus(G) | 3,067.5 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.07645 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.351 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2909 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5661 | eV/atom | — |