Hf2ReIr
ceramic· JVASP-41816· Hf2ReIr
Hf₂ReIr is a refractory ceramic intermetallic compound combining hafnium, rhenium, and iridium—three elements prized for extreme-temperature stability and oxidation resistance. This is a research-stage material primarily investigated for ultra-high-temperature structural applications where conventional superalloys approach their limits; the combination of refractory metals creates a system with potential for hypersonic vehicles, advanced rocket engines, and next-generation power generation systems where service temperatures exceed 1500°C.
hypersonic vehicle structuresrocket engine componentsultra-high-temperature coatingsadvanced aerospace propulsionthermal protection systemshigh-temperature research materials
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 | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
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.