BaMg₂Bi₂ is an intermetallic ceramic compound belonging to the ternary barium-magnesium-bismuth system, representing an emerging class of materials studied for their electronic and thermal transport properties. This is primarily a research-phase material investigated for potential applications in thermoelectric devices and solid-state electronics, where the combination of heavy bismuth atoms and mixed-valence behavior offers opportunities for tuning carrier concentration and phonon scattering. While not yet widely commercialized, materials in this compositional family are of interest to materials scientists exploring alternatives to conventional thermoelectric compounds and functional ceramics for next-generation energy conversion and sensing applications.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 34.06 | GPa | — | ||
Poisson's Ratio(ν) | 0.2400 | - | — | ||
Shear Modulus(G) | 22.67 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.802 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.5960 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 22.62 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -176.6 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6897 | eV/atom | — |