Rb2Hf2O5 is a mixed-metal oxide ceramic composed of rubidium and hafnium, belonging to the family of complex ternary oxides. This material is primarily of research interest rather than established in high-volume production, with potential applications in advanced ceramic systems where the combination of rubidium's alkaline properties and hafnium's refractory characteristics offers unique thermal and chemical stability. Engineers would consider this compound for niche applications requiring extreme temperature resistance, neutron absorption, or specialized electronic/photonic functions where conventional oxides prove insufficient.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 15,094.1 | ksi | DFT · OptB88vdW | ||
Poisson's Ratio(ν) | 0.2900 | - | DFT · OptB88vdW | ||
Shear Modulus(G) | 7,292.5 | ksi | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2464 | lb/in³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.807 | eV | DFT · OptB88vdW | ||
Dielectric Constant (Relative Permittivity)(εr) | 17.59 | - | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 4.087 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -3.009 | 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