Ba4HfW
metal· JVASP-66231· Ba4HfW
Ba4HfW is an intermetallic compound combining barium, hafnium, and tungsten elements, belonging to the family of complex metallic alloys. This material is primarily of research and developmental interest rather than an established industrial commodity, with potential applications in high-temperature structural applications where the combination of refractory metals (hafnium and tungsten) offers enhanced thermal stability and strength. Engineers would consider this compound where conventional superalloys reach their limits, though its engineering viability depends on controlling brittleness, manufacturability, and cost—factors typical of early-stage intermetallic development.
high-temperature structural componentsexperimental refractory alloysaerospace research applicationsadvanced materials developmentthermal barrier systems
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
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
Export Control
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.