Hf4C3N
ceramic· JVASP-109741· Hf4C3N
Hf4C3N is a hafnium carbonitride ceramic compound combining refractory metal chemistry with interstitial carbon and nitrogen phases. This material belongs to the family of ultra-high-temperature ceramics and is primarily of research interest, investigated for extreme-environment applications where thermal stability, hardness, and chemical resistance are critical. Hafnium carbonitrides are considered potential candidates for next-generation hypersonic vehicle components, cutting tools, and nuclear applications, though commercial adoption remains limited compared to more established alternatives like TiC or WC-based systems.
hypersonic vehicle thermal protectionultra-high-temperature structural ceramicsadvanced cutting tool insertsnuclear reactor componentsrefractory coatingsaerospace thermal applications
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
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
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.