Dysprosium iodide (DyI₃) is an inorganic ceramic compound belonging to the rare-earth halide family, synthesized primarily for research and specialized optical applications. This material is investigated in nuclear fuel cycles, radiation detection systems, and high-temperature materials research due to dysprosium's strong neutron-absorption properties and the halide's thermal stability. DyI₃ remains largely experimental outside niche applications, but rare-earth halides are of growing interest for next-generation solid-state lighting, scintillators, and advanced ceramics where traditional oxides are inadequate.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 12.30 | GPa | — | ||
Shear Modulus(G) | 4.900 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.757 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.716 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 11.86 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -180.2 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.331 | eV/atom | — |