BaCu₂S₂ is a ternary metal sulfide compound combining barium, copper, and sulfur—a research-stage material not yet in widespread commercial production. This compound falls within the family of metal chalcogenides, which have attracted recent attention for potential applications in thermoelectric devices, photovoltaic materials, and solid-state electronics where mixed-metal sulfides offer tunable electronic properties. While currently exploratory rather than an established engineering material, compounds in this class are being investigated for their ability to operate at intermediate temperatures and their potential to replace scarcer or more toxic elements in functional ceramics and semiconductors.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 10,212.1 | ksi | — | ||
Poisson's Ratio(ν) | 0.3100 | - | — | ||
Shear Modulus(G) | 4,587.5 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2028 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.5720 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 28.67 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -118.6 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01990 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.028 | eV/atom | — |