Hf5Ge3
ceramic· JVASP-57660· Hf5Ge3
Hf5Ge3 is an intermetallic ceramic compound combining hafnium and germanium, belonging to the family of refractory metal germanides. This material is primarily of research interest for high-temperature structural applications where thermal stability and chemical resistance are critical, though it remains relatively unexplored compared to established refractory ceramics and composites. Its potential applications leverage hafnium's high melting point and germanium's semiconductor properties, positioning it as a candidate for extreme environment engineering where conventional materials reach their limits.
High-temperature structural componentsRefractory applications (research stage)Aerospace thermal protection (exploratory)Nuclear reactor environmentsAdvanced ceramics researchExtreme temperature composites
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.4365 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00460 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6499 | 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.