KNbS2
metal· KNbS2
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.
energy storage researchbattery electrodes (experimental)catalytic applicationslayered material platformselectronic device researchmaterials science development
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Poisson's Ratio(ν) | — | - | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Dielectric Constant (Relative Permittivity)(εr)3 entries | — | - | — | — | |
| ↳ | — | - | — | — | |
| ↳ | — median of 2 measurements | - | — | — | |
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | — | |
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Piezoelectric Modulus(eij) | — | C/m² | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | — | eV/atom | — | — | |
Formation Energy(ΔHf) | — | eV/atom | — | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.