Optical and spectral properties | |
---|---|
Transmission range in µm (minimum 10%) | 0,12‐8,7 |
Transmission range in µm (minimum 50%) | 0,12‐7,4 |
Refractive index @633nm | 1,39126
|
Reflection losses in % at 1 surface | 2,65 @633nm
|
Reflection losses, % for two surfaces | 5,2 @600nm
|
dN/dT in 1/K | -16 · 10-6 @1,15µm
|
Physical properties | |
---|---|
Density in g/cm3 | 2,639 |
Melting point in °C | 848 |
Specific heat capacity in J/(kg · K) | 1562
|
Thermal conductivity in W/(m · K) | 11,3
|
Thermal expansion in 1/K | 37 · 10-6
|
Dielectric constant | 9
|
Solubility in water in g/100g | 0,27 @18°C |
Mohs hardness | 4
|
Knoop hardness in kg/mm² | 102
|
Material type | single crystalline, synthetic
|
Crystal type | cubic, face-centered, NaCl structure |
Crystal structure | Fm3m
|
Lattice constant in Å | a = 4,02
|
Elastic coefficient in GPa | C11 = 112 C12 = 45,6 C42 = 63,2 |
Young's Modulus (E) in Gpa | 64,79
|
Shear Modulus (G) in GPa | 33,7 |
Bulk Modulus (K) in GPa | 62,03 |
Rupture Modulus in MPa | 10,9
|
Apparent elastic limit in MPa | 11,2
|
Poisson's ratio | 0,22 |
Spectral properties |
---|
sample thickness: 2 mm |
Optical and spectral properties | |
---|---|
Transmission range @10% min. | 0,12 - 8,7 |
Transmission range @50% min. | 0,12 - 7,4 |
Brechungsindex @ 633nm | 1,39126 |
Reflection losses in % at 1 surface | 2,65 @ 633nm |
Reflection losses, % for two surfaces | 5,2 @ 600nm |
dn/dT in 1/K | -16 · 10-6 @ 1,15µm |
Physical properties | |
---|---|
Density in g/cm³ | 2,639 |
Melting point in °C | 848 |
Specific heat capacity in J/(kg · K) | 1562 |
Thermal conductivity in W/(m · K) | 11,3 |
Thermal expansion in 1/K | 37 · 10-6 |
Dielectric constant | 9 |
Solubility in water in g/100g | 0,27 @ 18°C |
Mohs hardness | 4 |
Knoop hardness in kg/mm² | 102 |
Material type | single crystalline, synthetic |
Crystal type | kubisch flächenzentriert, NaCl-Struktur |
Crystal structure | cF12 |
Lattice constant in Å | a = 4,02 |
Elastic coefficient in GPa | C11 = 112 C12 = 45,6 C44 = 63,2 |
Young's Modulus (E) in Gpa | 64,79 |
Shear Modulus (G) in GPa | 55,14 |
Bulk Modulus (K) in GPa | 62,03 |
Rupture Modulus in MPa | 10,9 |
Apparent elastic limit in MPa | 11,2 |
Poisson's ratio | 0,22 |
Spectral properties | |
---|---|