Nd2Hf2O7 is a rare-earth hafnium oxide ceramic belonging to the pyrochlore family, composed of neodymium and hafnium oxides. This material is primarily investigated for high-temperature structural and thermal barrier applications, particularly in aerospace and advanced energy systems where its refractory properties and thermal stability are valuable. As a research-phase compound, it represents the broader potential of rare-earth pyrochlore ceramics to provide superior oxidation resistance and thermal insulation compared to conventional alumina and yttria-stabilized zirconia systems, especially in extreme operating environments.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 8.234 | kg/m³ | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 4.152 | eV | DFT · OptB88vdW | ||
High-Frequency Dielectric Constant (ε∞)(ε∞) | 4.575 | - | DFT · OptB88vdW | ||
Magnetic Moment(μB) | 0.000 | µB | DFT · OptB88vdW |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | DFT · OptB88vdW | ||
Formation Energy(ΔHf) | -3.789 | 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