Cu₂HgGeS₄ is a quaternary sulfide compound combining copper, mercury, germanium, and sulfur—a member of the chalcogenide family with potential semiconductor or optoelectronic properties. This is primarily a research material rather than an established commercial alloy; compounds in this chemical family are investigated for photovoltaic applications, nonlinear optical devices, and thermoelectric energy conversion where the combination of heavy elements and sulfur bonding can produce band gaps and phonon interactions suited to specialized energy or sensing functions.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 10,038.1 | ksi | — | ||
Poisson's Ratio(ν) | 0.3400 | - | — | ||
Shear Modulus(G) | 3,972.6 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1936 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.04000 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 545.5 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 1.228 | C/m² | — | ||
Seebeck Coefficient(S) | -65.76 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00700 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2978 | eV/atom | — |