Rb2U3I4O20 is a complex mixed-metal oxide ceramic containing rubidium, uranium, and iodine in a highly oxidized form. This compound is primarily of research and academic interest rather than established industrial production, studied for its crystal chemistry and potential applications in nuclear waste immobilization and solid-state ion conductivity. The material represents the broader family of actinide-bearing ceramics being investigated as durable hosts for radioactive elements in geological storage or as functional materials in specialized electrochemical applications.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 5.852 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 2.122 | eV | DFT · OptB88vdW | ||
| ↳ | 2.045 | eV | DFT · TBmBJ | ||
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries | 4.770 | - | DFT · OptB88vdW | ||
| ↳ | 3.927 | - | DFT · TBmBJ | ||
Thermoelectric Power Factor(PF)2 entries | 0.0000846 | W/(m·K²) | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 0.0000436 | W/(m·K²) | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Seebeck Coefficient(S)2 entries | -419.5 | μV/K | DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C | ||
| ↳ | 353 | μV/K | DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C | ||
Spectroscopic Limited Maximum Efficiency (SLME)(SLME) | 22.01 | % | DFT · TBmBJ |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -1.801 | 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