KYSn is a ceramic compound composed of potassium, yttrium, and tin elements, representing an intermetallic or mixed-oxide ceramic in the rare-earth family. While not a widely commercialized material, compounds in this system are of research interest for their potential in high-temperature applications and electronic ceramics, particularly where combinations of mechanical stability and thermal properties are advantageous. Engineers would consider this material primarily in exploratory or specialized applications requiring ceramic materials with specific yttrium and tin chemistries, though conventional alternatives (alumina, zirconia, or established rare-earth ceramics) typically dominate established industrial sectors.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 28.80 | GPa | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.3500 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 9.660 | GPa | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.967 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.7970 | eV | DFT · OptB88vdW | ||
| ↳ | 1.122 | eV | DFT · TBmBJ | ||
Dielectric Constant (Relative Permittivity)(εr) | 25.36 | - | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 17.50 | - | DFT · OptB88vdW | ||
| ↳ | 13.03 | - | DFT · TBmBJ | ||
Electron Effective Mass(m*e) | 0.4500 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 0.9500 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.5212 | C/m² | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00270 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00318 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -242.7 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 351.4 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 33.75 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.4838 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.01826 | 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