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Baria-alkali-silica Glass vs. Gallium Arsenide

Baria-alkali-silica glass belongs to the glass and glass-ceramics classification, while gallium arsenide belongs to the non-glass optical ceramics. There are 5 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is baria-alkali-silica glass and the bottom bar is gallium arsenide.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 3.0
5.3
Elastic (Young's, Tensile) Modulus, GPa 80
85
Stiffness to Weight: Axial, points 15
8.9
Stiffness to Weight: Bending, points 48
28
Thermal Expansion, µm/m-K 9.5
5.6