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Silicon (Si)

 
Crystal properties    
Crystal Type cubic, diamond structure Diced Silicon substrat
Diced Silicon substrat
Diced Silicon substrat
Transmission Range 1.2 ... 15 µm
Refractive Index 3.4179 @ 10 µm
Reflective Loss 46.1 % @ 10 µm
Density. 2.3291 g/cm3
Melting Point: 1420 °C
Molecular Weight: 28.086
Thermal Conductivity 163.32 W / (m K)
Specific Heat 703.4 J / (kg K) @ 25 °C
Thermal Expansion. 4.05 × 10–6 / K @ 10...50 °C  
Hardness (Knoop) 1150 (Mohs 7)  
Young’s Modulus 131 GPa  
Shear Modulus 79.9 GPa  
Bulk Modulus 102 GPa  
Rupture Modulus 340 MPa  
Elastic Coefficien C11 = 167 / C12 = 65 / C44 = 80 Gpa  
Dielectric Constant 13 @ f = 9.37 GHz  
Solubility in Water Insoluble  
Crystal Structure single crystal  
Cleavage Planes None  
Application material for IR optic and Electronics  

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