Tb3CuGeS7 is a ternary intermetallic sulfide compound combining terbium (a rare earth element), copper, germanium, and sulfur in a fixed stoichiometric ratio. This is a research-phase material rather than a commercial engineering alloy; compounds in this family are investigated primarily for their potential thermoelectric, magnetic, and semiconductor properties arising from the rare earth and transition metal constituents. The material represents exploratory work in functional intermetallics where the specific combination of elements may offer unique electronic transport or thermal properties not easily achieved in conventional alloys or ceramics.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 10,557.3 | ksi | — | ||
Poisson's Ratio(ν) | 0.2900 | - | — | ||
Shear Modulus(G) | 5,399.8 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2043 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.737 | eV | — | ||
Seebeck Coefficient(S) | -204.4 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.585 | eV/atom | — |