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ZnO, Zinc Oxide Crystal Substrates,  MSE Supplies

ZnO, Zinc Oxide Crystal Substrates

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Main Parameters
Crystal structure
Hexagonal
Lattice parameters
a=3.252Å    c=5.313 Å
Density
5.7 g/cm3
Hardness
4(Mohs)
Melting point
1975℃
Thermal expansion coefficient (CTE)
6.5 x 10^-6 /℃ along a axis     3.7 x 10^-6 /℃along c axis
Seebeck coefficient
1200 uV/K @ 300 ℃
Thermal conductivity
0.006 Cal/cm/K
Optical transmission
> 50% for 2mm thickness (wavelength 400nm ~ 600nm)
Crystal orientation
<0001>, <11-20>, <10-10>±0.5º
Size (mm)
25×25×0.5mm, 10×10×0.5mm, 10×5×0.5mm, 5×5×0.5mm, special sizes and orientations are available upon request
Surface roughness
Ra < 5A (AFM surface roughness measurement)
Surface polishing
Single side polished (SSP) or double side polished (DSP)
Package
Packed in class 100 clean bag in class 1000 clean room
 

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