KNbS2 is a ternary metal chalcogenide compound containing potassium, niobium, and sulfur, belonging to the layered transition metal dichalcogenide family. This material is primarily of research interest for its electronic and electrochemical properties rather than established industrial production. KNbS2 and related compounds show promise in energy storage applications (batteries, supercapacitors) and catalysis due to their layered crystal structure and tunable electronic properties, though engineering deployment remains largely experimental compared to mature alternatives like graphite or commercial niobium compounds.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 75.38 | GPa | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G) | 48.15 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.000 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.8880 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)3 entries | 12.25 | - | — | ||
| ↳ | 14.13 | - | — | ||
| ↳ | 11.42 range 10.66–12.18median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -325.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.325 | eV/atom | — |