KAlS2O8 is a potassium aluminum sulfide oxide ceramic compound that belongs to the family of complex oxide-sulfide ceramics. While not a widely commercialized material, it represents a research-phase compound with potential applications in high-temperature ceramics and refractory systems where combined oxide-sulfide chemistry offers unique thermal or chemical stability properties. Engineers would consider this material primarily in specialized contexts requiring novel ceramic compositions for extreme environments or specific chemical resistance profiles where conventional single-oxide ceramics prove insufficient.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 66.11 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.1700 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 47.23 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.663 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 5.836 | eV | DFT · OptB88vdW | ||
Dielectric Constant (Relative Permittivity)(εr) | 6.765 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.04550 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.954 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data