HoTaO4 is a rare-earth tantalate ceramic compound combining holmium and tantalum oxides, belonging to the family of complex oxide ceramics studied for high-temperature and specialized optical applications. This material is primarily of research and developmental interest rather than widely commercialized, with potential applications in high-temperature structural components, optical devices, and environments requiring chemical stability combined with dense ceramic properties. Engineers would consider this compound where rare-earth doping and tantalate chemistry offer advantages in thermal stability, radiation resistance, or photonic applications beyond what conventional ceramics provide.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 28,083.7 | ksi | — | ||
Poisson's Ratio(ν) | 0.3200 | - | — | ||
Shear Modulus(G) | 13,566.8 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.3563 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.498 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 19.42 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.2577 | C/m² | — | ||
Seebeck Coefficient(S) | -315.3 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2092 | eV/atom | — | ||
Formation Energy(ΔHf) | -3.313 | eV/atom | — |