K2Ni3S4
metal· JVASP-11450· K2Ni3S4
K2Ni3S4 is a ternary nickel sulfide compound containing potassium, belonging to the metal sulfide family of materials. This is primarily a research and experimental compound studied for its electrochemical and catalytic properties, particularly in energy storage and conversion applications where sulfide-based materials offer advantages in ion transport and surface reactivity. The material represents an emerging class of transition metal sulfides being investigated as alternatives to oxide-based systems in battery electrodes and electrocatalysis, where its mixed-metal composition can provide tunable electronic properties and enhanced performance over single-phase sulfides.
battery electrodes (experimental)electrocatalysis researchenergy storage systemshydrogen evolution catalystssulfide-based materials developmentelectrochemical applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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 | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
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.