Hf4CuSi4
metal· JVASP-89942· Hf4CuSi4
Hf4CuSi4 is an intermetallic compound combining hafnium, copper, and silicon, belonging to the family of refractory metal silicides and intermetallics. This is a research-phase material studied primarily for high-temperature structural applications where its hafnium content offers oxidation resistance and refractory properties. The material's potential lies in aerospace and thermal management contexts where conventional superalloys reach their limits, though industrial adoption remains limited and further development of processing and reproducibility is required.
high-temperature structural applicationsaerospace componentsrefractory intermetallicsmaterials researchoxidation resistanceadvanced thermal engineering
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.