W3N4
metal· JVASP-16015· W3N4
W3N4 is a refractory metal nitride compound in the tungsten-nitrogen system, representing a materials chemistry research area focused on ultra-hard and thermally stable intermetallic phases. While not a commercial commodity material, tungsten nitrides are studied for extreme-performance applications where conventional metals and ceramics reach their limits, with potential in wear-resistant coatings, high-temperature structural applications, and cutting tool development. The nitride family offers superior hardness and thermal stability compared to pure tungsten, though practical engineering adoption remains limited pending advances in synthesis, density control, and cost-effective manufacturing.
wear-resistant coatingshigh-temperature refractory applicationscutting tool researchhard material researchthermal barrier systemsextreme environment materials development
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 13.28 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.4870 | µB | — | ||
Seebeck Coefficient(S) | 9.450 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.5682 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2044 | 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.