Nanjing Crylink Photonics Co.,Ltd
Growing crystal, Lingling Value.
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MgO single crystal as the dielectric constant and loss microwave band is very small, and can obtain a large area substrate (diameter of 2 inches and larger), it is currently an important industrial HTS thin monocrystalline substrate world.MgO is an excellent single crystal substrate for thin films of Ferro magnetic, Photo-electronic and high Tc superconductor materials.
Features
Applications
Main Specification
|
Materials |
MgO |
|
Orientation |
[100] or [111] < ±0.5° |
|
Parallel |
10 |
|
Perpendicular |
5 |
|
surface Quality |
10/5 |
|
Wavefront Distortion |
/4 @632nm |
|
Surface Flatness |
/8 @632nm |
|
Clear Aperture |
>95% |
|
Chamfer |
<0.1×45° |
|
Thickness/Diameter Tolerance |
±0.05 mm |
|
Maximum dimensions |
dia 50×100mm |
|
Coatings |
AR/AR@940+1030HR@1030+HT@940+AR1030 |
Material characteristics
Physical and chemicalcharacteristics
|
Chemical formula |
MgO |
|
Crystal structure |
Cube |
|
Lattice constant |
a = 4.130 |
|
Melting point (℃) |
2800 |
|
Purity |
99.95% |
|
Density (g/cm3) |
3.58 |
|
Hardness |
5.5 (mohs) |
|
Coefficient of thermal expansion (/ ℃) |
11.2x10-6 |
|
Crystal cleavage plane |
<100> |
|
Optical transmission |
> 90% (200~400nm),> 98% (500~1000nm) |
|
Permittivity |
= 9.65 |
|
Thermal conductivity (cal / cm sec degree) |
0.14 @300°C |
Standard product
|
Orientation |
End configuration, nm |
Thickness, nm |
Optical transmission |
|
[1 0 0] |
5×5 |
0.5 |
> 90% (200 ~ 400nm) |
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |
|||
|
[1 0 0] |
8×8 |
0.5 |
|
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |
|||
|
[1 0 0] |
10×10 |
0.5 |
|
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |
|||
|
[1 0 0] |
15×15 |
0.5 |
|
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |
|||
|
[1 0 0] |
dia 25.4 |
0.5 |
|
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |
|||
|
[1 0 0] |
dia 50.8 |
0.5 |
|
|
[1 1 1] |
|||
|
[1 0 0] |
1 |
||
|
[1 1 1] |