Optical and spectral properties | |
---|---|
Transmission range in µm (minimum 10%) | 0,17‐23 |
Transmission range in µm (minimum 50%) | 0,18‐20 |
Refractive index @633nm | 1,542 (1,490 @10,6µm) |
Reflection losses in % at 1 surface | 3,93 @10µm
|
Reflection losses, % for two surfaces | 7,6 @10,6µm
|
dN/dT in 1/K | -36 · 10-6
|
Physical properties | |
---|---|
Density in g/cm3 | 2,164
|
Melting point in °C | 801 |
Specific heat capacity in J/(kg · K) | 870 |
Thermal conductivity in W/(m · K) | 6,49
|
Thermal expansion in 1/K | 44 · 10-6
|
Dielectric constant | 5,9
|
Solubility in water in g/100g | 36 @25°C |
Mohs hardness | 3
|
Knoop hardness in kg/mm² | 18,2
|
Material type | single crystalline, synthetic
|
Crystal type | cubic, face-centered |
Crystal structure | cF8
|
Lattice constant in Å | a = 5,56
|
Elastic coefficient in GPa | C11 = 49,1 C12 = 12,8 C44 = 12,8 |
Young's Modulus (E) in Gpa | 39,98 |
Shear Modulus (G) in GPa | 12,61 |
Bulk Modulus (K) in GPa | 24,42 |
Rupture Modulus in MPa | 2,4
|
Apparent elastic limit in MPa | 3,9
|
Poisson's ratio | 0,26 |
Spectral properties |
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sample thickness: 2 mm |
Optical Properties | |
---|---|
Transmission range in µm @10% min. | 0.17 - 23 |
Transmission range in µm @50% min. | 0.18 - 20 |
Refractive index @ 633nm | 1.54159 (1.49065 @10.6µm) |
Reflection losses in % at 1 surface | 3.93 @ 10µm |
Reflection losses in % at 2 surfaces | 7.6 @ 10.6µm |
dn/dT in 1/K | -36 · 10-6 |
Physical Properties | |
---|---|
Density in g/cm³ | 2.164 |
Melting point in °C | 801 |
Specific heat capacity in J/(kg · K) | 870 |
Thermal Conductivity in W/(m · K) | 6.49 |
Thermal Expansion in 1/K | 44 · 10-6 |
Dielectric constant | 5.9 |
Solubility in water in g/100g | 36 @ 25°C |
Mohs hardness | 3 |
Knoop hardness in kg/mm² | 18.2 (<100>) |
Material type | Single crystal, synthetic |
Crystal type | cubic face-centered |
Crystal structure | cF8 |
Lattice constant in Å | a = 5.6 |
Elastic coeficients in GPa | C11 = 49.1 C12 = 12.8 C44 = 12.8 |
Young's Modulus (E) in GPa | 39.98 |
Shear Modulus (G) in GPa | 12.61 |
Bulk Modulus (K) in GPa | 24.42 |
Rupture Modulus in MPa | 2.4 |
Apparent elastic limit in MPa | 3.9 |
Poisson ratio | 0.26 |
Spectral Properties | |
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