HfTaRu2

ceramic
· JVASP-101565· HfTaRu2

HfTaRu₂ is a refractory ceramic compound combining hafnium, tantalum, and ruthenium—elements prized for extreme-temperature stability and corrosion resistance. This material belongs to the family of high-entropy or multi-principal-element ceramics, which are primarily under active research and development rather than in widespread industrial deployment. The combination of these three refractory metals suggests potential applications in ultra-high-temperature environments where traditional superalloys and oxides reach their limits, such as hypersonic vehicle structures, advanced reactor components, or cutting-edge aerospace propulsion systems where thermal and mechanical extremes demand exceptional durability.

hypersonic vehicle structuresultra-high-temperature coatingsadvanced nuclear reactor componentsaerospace thermal protectionresearch-stage refractory materialsextreme-temperature composites

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.
HfTaRu2 — Properties & Data | MatWorld