HfGeSe
ceramic· HfGeSe
HfGeSe is a ternary ceramic compound combining hafnium, germanium, and selenium, belonging to the class of chalcogenide ceramics. This material is primarily investigated in materials research for semiconducting and thermoelectric applications, where the combination of these elements offers tunable band gap and phonon-scattering properties. Engineers consider HfGeSe when designing high-temperature thermoelectric devices, radiation-resistant components, or next-generation semiconductors where the unique electronic structure of multi-element chalcogenides provides advantages in efficiency or thermal stability compared to binary compounds.
thermoelectric deviceshigh-temperature semiconductorsradiation-resistant ceramicsphotovoltaic researchthermal management systemssolid-state energy conversion
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 111.8 | GPa | — | ||
| ↳ | 112.6 | GPa | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G)2 entries | 73.86 | GPa | — | ||
| ↳ | 73.31 | GPa | — |
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) | 9.594 | kg/m³ | — |
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 | — | ||
Seebeck Coefficient(S) | -9.587 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.9589 | 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.