Dysprosium Oxide (Dy2O3) is a sesquioxide compound of the rare earth metal dysprosium. It is a pastel yellowish-greenish, slightly hygroscopic powder having specialized uses in ceramics, glass, phosphors, lasers and dysprosium metal halide lamps.
| Properties | |
| Chemical formula | Dy2O3 |
| Molar mass | 372.998 g/mol |
| Appearance | Pastel yellowish-greenish powder |
| Density | 7.80 g/cm3 |
| Melting point | 2,408 °C (4,366 °F; 2,681 K) |
| Solubility in water | Negligible |
| Magnetic susceptibility (χ) | +89,600·10−6 cm3/mol |
| Application | Used in ceramics, glass, phosphors, lasers and dysprosium metal halide lamps. |
| Structure | |
| Crystal structure | Cubic, cI80 |
| Space group | Ia-3, No. 206 |
