Mg2Sn is an intermetallic semiconductor compound belonging to the magnesium-tin family, characterized by a relatively simple crystal structure and moderate mechanical stiffness. This material is primarily investigated for thermoelectric energy conversion applications, where it can generate electricity from waste heat or provide localized cooling, and has also attracted interest for potential use in optoelectronic devices due to its semiconductor bandgap. Mg2Sn offers advantages over traditional thermoelectric materials in terms of lower toxicity and cost compared to lead or bismuth-based alternatives, though it remains largely in the research and development phase rather than high-volume industrial production.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)3 entries | 5,912.4 | ksi | DFT | ||
| ↳ | 6,145.2 | ksi | DFT · OptB88vdW | ||
| ↳ | 5,912.4 | ksi | DFT · PBE | ||
Elastic Compliance Tensor(Sij) | Matrix (redacted) | 1/GPa | DFT · PBE | ||
Elastic Anisotropy(AU) | 0.07323 | - | DFT · PBE | ||
Elastic Stiffness Tensor(Cij) | Matrix (redacted) | ksi | DFT · PBE | ||
Poisson's Ratio(ν)2 entries | 0.2200 | - | DFT · OptB88vdW | ||
| ↳ | 0.2383 | - | DFT · PBE | ||
Shear Modulus(G)3 entries | 3,749.1 | ksi | DFT | ||
| ↳ | 4,313.4 | ksi | DFT · OptB88vdW | ||
| ↳ | 3,749.1 | ksi | DFT · PBE |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1387 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)3 entries | 0.3200 | eV | Measured | ||
| ↳ | 0.000 | eV | DFT · OptB88vdW | ||
| ↳ | 0.2370 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 16.33 | - | DFT · TBmBJ | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.000878 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00192 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -75.02 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 109.8 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 5.840 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2175 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.03928 | 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