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   ICON MgO single crystal
 
 
 
 

Very small dielectric constant

loss in the microwave band 

Available Dia2"

 
Description  
 

MgO single substrate can be used to create a mobile communications equipment required for high-temperature superconducting microwave filters and other devices.

We used a chemical mechanical polishing which may be prepared for a high-quality atomic level the surface of the product, Largest size 2”x 2”x0.5mm substrate available.

Properties:

Growth Method
Special Arc Melting
Crystal Structure
Cubic
crystallographic lattice constant
a=4.216Å
Density
3.58g/cm3
Melting point
2852℃
Crystal purity
99.95%
Dielectric constant
9.8
Thermal expansion
12.8ppm/℃
Crystal cleavage plane
<100>
Optical Transmission
>90%(200~400nm),>98%(500~1000nm)
Crystal Prefection
No visible inclusions and micro cracking, X-Ray rocking curve available

Standard spec:

Orientation
<100>、<110>、<111>±0.5º
Dimension
dia2” x 0.5mm 25 x 25 x 0.5mm 15 x 15 x 0.5mm
10 x 10 x 0.5mm 10 x 5 x 0.5mm 5 x 5 x 0.5mm
Customization available
Polish
Single polish, double polish
surface roughness
Surface roughness(Ra):<=5A

Packing:
  • Packing: The substrate is packed with 100 grade clean plastic bag under 1000 class clean room.
 
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