Substrate: |
c-plane sapphire |
Crystal Structure of AlN Epitaxial Layer: |
wurtzite |
Diameter: |
50.8 mm 0.25 mm (typical) |
Thickness of Substrate: |
430 E 25 E (typical) |
Thickness of AlN Epitaxial Layer: |
1 E 0.3 E (typical) |
Surface : |
c-plane AlN, as grown
effective area < 40 mm (typical)
no cracks by a visual inspection. |
Backside : |
rough |
FWHM of X-ray Escan rocking curve : |
< 150 arcsec for (0002) (typical) |
Conductivity : |
insulating |
Packing : |
packaged fluoroware container
and vacuum-packed. |