Hf2Ge
ceramic· Hf2Ge
Hf₂Ge is a hafnium germanide ceramic compound belonging to the intermetallic ceramics family, characterized by a dense crystalline structure combining a refractory metal (hafnium) with a semiconductor element (germanium). This material is primarily of research and development interest for extreme-environment applications where thermal stability, chemical inertness, and high-temperature mechanical performance are critical; it represents the broader class of transition-metal germanides being investigated as next-generation materials for aerospace, nuclear, and high-temperature structural applications.
high-temperature structural ceramicsrefractory materials researchaerospace thermal protectionnuclear reactor componentsextreme environment coatingsadvanced intermetallic composites
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 19,246.4 | ksi | — | ||
| ↳ | 19,715 | ksi | — | ||
Poisson's Ratio(ν) | 0.2300 | - | — | ||
Shear Modulus(G)2 entries | 13,500.3 | ksi | — | ||
| ↳ | 12,925.8 | ksi | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.4458 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 6.367 | µV/K | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6276 | 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.