Er₂Nb₂O₇ is a rare-earth niobate ceramic compound combining erbium oxide with niobium pentoxide, belonging to the family of pyrochlore-structured oxides. This material is primarily of research and developmental interest for high-temperature applications, particularly in thermal barrier coatings and advanced refractory systems where its rare-earth constituent provides improved thermal stability and oxidation resistance compared to conventional zirconia-based alternatives. Its potential in aerospace and power generation contexts stems from the pyrochlore family's ability to withstand extreme temperatures while maintaining structural integrity, though practical industrial adoption remains limited to specialized high-performance applications.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.694 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 33.12 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.07580 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.209 | eV/atom | — |