We can provide high temperature superconducting thin film substrate , magnetic thin films and ferroelectric thin film substrate , semiconductor crystal , optical crystal , laser crystal materials ,at the same time provide orientation and foreign universities and research institutes to provide high quality ( ultra smooth ,ultra smooth , ultra clean)
Free-standing GaN Substrates (Customized size)
Specifications:
Item | GaN-FS-10 | GaN-FS-15 |
Dimensions | 10.0mmx10.5mm | 14.0mmx15.0mm |
Marco Defect Density | Alevel | 0 cm-2 |
B Level | <=2 cm -2 | |
Thickness | Rank 300 | 300 ± 25 μm |
Rank 350 | 350 ± 25 μm | |
Rank 400 | 400 ± 25 μm | |
Orientation | C-axis(0001) ± 0.5° | |
TTV(Total Thickness Variation) | <=15 μm | |
BOW | <=20 μm | |
Conduction Type | N-type | Semi-Insulating |
Resistivity(300K) | <0.5 Ω .cm | >106 Ω .cm |
Dislocation Density | Less than 5x106 cm-2 | |
Useable Surface Area | > 90% | |
Polishing | Front Surface: Ra < 0.2nm. Epi-ready polished Back Surface: Fine ground | |
Package | Packaged in a class 100 clean room environment, in single wafer containers, under a nitrogen atmosphere. | |
Please send us your request with below details to " sales@mdlmaterials.com"
1. Size with tolerance (Diameter / Thickness /layer thickness )
2. Type
3. Orientation
4. Electrical resistivity
5. Polishing Side (SSP or DSP )
6. Quantity
