Crystallographic
|
Syngony |
Cubic |
|
Symmetry Class |
m3m Fd3m |
|
Lattice Constants |
a = 5.43089 Å |
Optical
|
Refractive Index at n3.0 |
3.436 |
|
Refractive Index at n5.0 |
3.426 |
|
Thermal Coefficient of Refractive Index at 25 ℃ |
1.50 x 10-4 |
|
Transmission Range, microns |
1.2 - 10, 50 - 100 |
Thermal
|
Thermal Linear Expansion, ℃-1 for 25 ℃ |
2.55 x 10-6 |
|
Thermal Conductivity, W/(m * ℃) at 27 ℃ |
159 |
|
Specific Heat Capacity, J/(kg * ℃) |
0.712 x 103 |
|
Melting Point, ℃ |
1412 |
Mechanical
|
Density, g/cm3 at 20 ℃ |
2.329 |
|
Mohs Hardness |
7 |
|
Young Modulus (E), Pa |
1.89 x 1010 |
|
Shear Modulus (G), Pa |
7.99 x 1010 |
|
Poisson Ratio |
0.266 |
Chemical
|
Molecular Weight |
28.09 |
|
Solubility |
insoluble |
Ref. Index vs. Wavelength λ
|
Wavelength, Microns |
Refractive Index |
|
1.5 |
3.484 |
|
2.0 |
3.456 |
|
3.0 |
3.436 |
|
4.0 |
3.429 |
|
5.0 |
3.426 |
|
6.0 |
3.424 |
|
7.0 |
3.423 |
|
8.0 |
3.422 |
|
9.0 |
3.422 |
Custom sizes and specifications are available on request.
