Specifications:

• Orientation: M <10-10> +/-0.5 ^o
• Wafer size: 10 mm x 10 mm  x 1.0 mm thick
• Polished surface: Two  sides EPI polished via a special CMP procedure. Ra <5A
• Package:  Each wafer is packed in 1000 class clean room with 100 grade plastic bag with wafer containernitrides,  superconductor and magnetic epi film due to less mis-matched lattice and stable chemical and physical properties

• Crystal Structure: Hexagonal. a=4.758 Angstroms c=12.99 Angstroms
• Melting Point: 2040 degree C
• Density: 3.97 gram/cm² 
• Growth Technique: CZ
• Crystal Purity:  >99.99%
• Hardness: 9 ( mohs)
• Thermal Expansion: 7.5x10^{-6 (}/ ^oC)
• Thermal Conductivity: 46.06 @ 0 ^oC, 25.12 @ 100 ^oC, 12.56 @ 400 ^oC ( W/(m.K) ) 
• Dielectric Constant: ~ 9.4 @300K  at A axis ~ 11.58@ 300K at C axis
• Loss Tangent at 10 GHz: < 2x10^-5  at A axis,  <5 x10^-5  at C axis

 Please click here for detail data


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