HfWON2
ceramic· HfWON2
HfWON₂ is a quaternary ceramic compound combining hafnium, tungsten, oxygen, and nitrogen—a refractory ceramic likely in the oxynitride family designed for extreme-temperature applications. This material belongs to an emerging class of high-entropy and complex ceramics being researched for next-generation thermal protection and structural applications in environments where conventional ceramics degrade. While still in development rather than established in mainstream production, hafnium-tungsten oxynitrides show promise for ultra-high-temperature aerospace and energy applications where superior thermal stability and chemical resistance are critical advantages over monolithic oxides or nitrides alone.
hypersonic vehicle thermal protectionadvanced gas turbine componentsrocket nozzles and combustion chambersnuclear fuel cladding researchrefractory applications above 1600 °C
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.