KAuI3 is an intermetallic compound composed of potassium, gold, and iodine, representing a rare ternary metal system with potential applications in specialized electronic and photonic materials. This material belongs to an emerging class of multimetallic compounds that combine noble metals with reactive alkali metals and halogens, which is primarily explored in research settings rather than established industrial production. Engineers considering this material should recognize it as an experimental compound whose practical utility depends on specific functional requirements—such as optical properties, semiconductor behavior, or catalytic performance—rather than conventional structural applications.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 1,966.7 | ksi | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.3200 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 929.7 | ksi | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1932 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.5760 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 16.29 | - | DFT · OptB88vdW | ||
Electron Effective Mass(m*e) | 1.227 | me | DFT · OptB88vdW · 27°C | ||
Hole Effective Mass(m*h) | 1.483 | me | DFT · OptB88vdW · 27°C | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Thermoelectric Power Factor(PF)2 entries | 0.00230 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.00170 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -246.6 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 288 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00350 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -0.6752 | 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