Ca2Ge is an intermetallic compound combining calcium and germanium, classified as a semiconductor material with potential applications in advanced electronic and thermoelectric devices. This compound belongs to the family of binary intermetallics and remains largely in the research and development phase, where it is being investigated for its electronic properties and potential use in next-generation solid-state technologies. Engineers would consider Ca2Ge primarily in exploratory projects involving low-dimensional semiconductors, thermoelectric energy conversion, or novel optoelectronic devices where its unique crystal structure and band gap characteristics offer advantages over conventional semiconductors.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 37.20 | GPa | — | ||
Poisson's Ratio(ν) | 0.2300 | - | — | ||
Shear Modulus(G) | 25.44 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.779 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.000 | eV | — | ||
| ↳ | 0.6740 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)3 entries | 29.90 | - | — | ||
| ↳ | 19.61 | - | — | ||
| ↳ | 21.43 range 15.56–27.30median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -202.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01850 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6984 | eV/atom | — |