Spinel MgAl2O4
MgAl2O4 single crystal is an oxide single crystal material with a spinel structure, offering excellent heat resistance and chemical stability.
It is widely used in advanced materials research fields, including as a substrate for the epitaxial growth of wide bandgap semiconductors such as Ga2O3 and GaN.
Features: High crystal stability / Heat and chemical resistance / Excellent processability
Applications: Ga2O3 and GaN epitaxial substrates, oxide semiconductor research, optical material applications
Characteristics
| Composition | MgAl2O4 (MgO:Al2O3=1:1） |
|---|---|
| Crystal system | Cubic |
| Crystal structure | Spinel |
| Lattice constant | a=0.8083 nm |
| Melting point | 2130 ℃ |
| Density | 3.64 g/cm3(20 ℃) |
Standard Specs
| Size (Outer size tolerance: ±0.1 mm / Thickness tolerance: ±0.05 mm) |
10×10×0.5 t 15×15×0.5 t |
|---|---|
| Orientation (Tolerance: ±0.5°） |
(100), (111) |
| Polishing | One-side / Both-side |
| Surface roughness | Ra≦1.0 nm Rmax≦5.0 nm |