CaHo₂Se₄ is a ternary ceramic compound combining calcium, holmium, and selenium—a rare-earth selenide material primarily of research interest rather than established industrial production. This compound belongs to the family of rare-earth chalcogenides, which are investigated for optoelectronic, photonic, and solid-state device applications where rare-earth dopants provide unique luminescent or magnetic properties. While not yet widely deployed in commercial products, materials in this family show promise for specialized applications requiring the specific electronic or thermal characteristics that rare-earth-selenium chemistry can offer.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.2113 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.142 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 17.67 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -199.1 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.997 | eV/atom | — |