Optische Eigenschaften | |
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Transmissionsbereich in µm (Minimum 10%) | 1,1‐16 |
Transmissionsbereich in µm (Minimum 50%) | 1,2‐6,7 |
Brechungsindex @633nm | 3,353 (3,422 @5µm) |
Reflexionsverluste in % an 1 Oberfläche | 30,1 @3µm
|
Reflexionsverluste in % an 2 Oberflächen | 46,2 @5µm
|
dN/dT in 1/K | 160 · 10-6
|
Physikalische Eigenschaften | |
---|---|
Dichte in g/cm3 | 2,329 |
Schmelzpunkt in °C | 1412 |
Spezifische Wärmekapazität in J/(kg · K) | 731
|
Thermische Leitfähigkeit in W/(m · K) | 163
|
Thermische Ausdehnung in 1/K | 2,62 · 10-6 @300K
|
Dielektische Konstante | 13
|
Wasserlöslichkeit in g/100g | unlöslich |
Mohs-Härte | 6,5 |
Knoop-Härte in kg/mm² | 1150
|
Materialtyp | Einkristall, synthetisch
|
Kristalltyp | kubisch, flächenzentriert, Diamantstruktur |
Kristallstruktur | Fm3m
|
Gitterkonstante in Å | a = 5,43
|
Elastizitätskonstanten in GPa | C11 = 11 C12 = 65 C44 = 80 |
Elastizitätsmodul (E) in GPa | 131
|
Schubmodul (G) in GPa | 79,9 |
Kompressionsmodul (K) in GPa | 102 |
Biegefestigkeit in MPa | 130
|
Dehnungsgrenze in MPa | 124,1 |
Poissonzahl | 0,221 |
Spektrale Eigenschaften |
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Probendicke: 2 mm |
Optical Properties | |
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Transmission range in µm @10% min. | 1.1 - 16 |
Transmission range in µm @50% min. | 1.2 - 6.7 |
Refractive index @633nm | 3.35268 (3.4223 @5µm) |
Reflection losses in % at 1 surface | 30.11 @3µm |
Reflection losses in % at 2 surfaces | 46.2 @5µm |
dn/dT in 1/K | 160 · 10-6 |
Physical Properties | |
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Density in g/cm³ | 2.3291 |
Melting point in °C | 1412 |
Specific heat capacity in J/(kg · K) | 731 |
Thermal Conductivity in W/(m · K) | 163 |
Thermal Expansion in 1/K | 2.62 · 10-6 @300K |
Dielectric constant | 13 |
Solubility in water in g/100g | unsoluble |
Mohs hardness | 6.5 |
Knoop hardness in kg/mm² | 1150 |
Material type | Single crystal, synthetic |
Crystal type | cubic face-centered, diamond structure |
Crystal structure | Fd3m |
Lattice constant in Å | a = 5.43 |
Elastic coeficients in GPa | C11 = 11 C12 = 65 C44 = 80 |
Young's Modulus (E) in GPa | 131 |
Shear Modulus (G) in GPa | 79.9 |
Bulk Modulus (K) in GPa | 102 |
Rupture Modulus in MPa | 130 |
Apparent elastic limit in MPa | 124.1 |
Poisson ratio | 0.221 |
Spectral Properties | |
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