SnTe₂Pb is a ternary ceramic compound combining tin, tellurium, and lead — a composition that blends properties from thermoelectric and semiconductor material families. This material is primarily of research interest for thermoelectric applications where it can convert thermal gradients into electrical current or provide active cooling; its mixed-metal telluride chemistry positions it within the narrow field of mid-temperature thermoelectric ceramics that balance efficiency with manufacturability. Engineers would evaluate this compound when conventional bismuth telluride or lead telluride thermoelectrics reach performance limits, though it remains largely experimental and would require careful assessment of lead toxicity regulations depending on application context.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 5,288.1 | ksi | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.4000 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 1,512.7 | ksi | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2557 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.4880 | eV | DFT · OptB88vdW | ||
| ↳ | 0.6810 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 37.27 | - | DFT · OptB88vdW | ||
| ↳ | 27.96 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 23.24 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00300 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.3747 | eV/atom | DFT · OptB88vdW |
Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data