Sapphire Substrate
Single-crystal Al₂O₃ substrates in C, A, R and M planes, flat or patterned.
Sapphire combines hardness, chemical stability and optical transparency. Tell us the plane, off-cut angle and surface finish your epitaxy process needs.
Specifications
| Parameter | Value |
|---|---|
| Diameter | 2" / 4" / 6" / 8" |
| Orientation | C, A, R, M plane; off-cut on request |
| Thickness | 300 – 1300 µm |
| Surface | SSP / DSP / patterned (PSS) |
Applications
- GaN epitaxy for LEDs and power devices
- RF and silicon-on-sapphire circuits
- Hard, scratch-resistant optical windows