HfNbO2N
ceramic· HfNbO2N
HfNbO₂N is a hafnium-niobium oxynitride ceramic compound that combines the high-temperature stability of refractory oxides with the hardness and wear resistance imparted by nitrogen incorporation. This material is primarily of research and emerging industrial interest, developed to address extreme-environment applications where conventional ceramics or metal alloys reach their performance limits. Its potential lies in thermal protection systems, cutting tools, and wear-resistant coatings where the synergy of hafnium and niobium metalloids with nitrogen can provide superior hardness, thermal shock resistance, and oxidation protection compared to single-phase oxide or nitride alternatives.
high-temperature coatingsthermal barrier systemsadvanced cutting toolswear-resistant surfacesaerospace thermal protectionresearch/development phase
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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 | |
|---|---|---|---|---|---|
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.