Crystallographic
|
Syngony |
Cubic |
|
Symmetry Class |
m3m Pm3m |
|
Lattice Constants |
a = 0.4125 Å |
Optical
|
Refractive Index at n10.0 |
2.37 |
|
Transmission Range, microns |
0.6 - 40 |
Thermal
|
Thermal Linear Expansion, ℃-1 for 0/+20 ℃ |
6 x 10-6 |
|
Thermal Conductivity, W/(m * ℃) at 25 ℃ |
0.54 |
|
Specific Heat Capacity, J/(kg * ℃) |
0.151 x 103 |
|
Melting Point, ℃ |
414.5 |
Mechanical
|
Density, g/cm3 at 20 ℃ |
7.371 |
|
Vickers Microhardness, Pa |
35 x 107 |
|
Young Modulus (E), Pa |
3.1 x 1010 |
|
Shear Modulus (G), Pa |
1.2 x 1010 |
|
Poisson Ratio |
0.37 |
Chemical
|
Molecular Weight |
42 mole%TlBr / 58 mole% TII |
|
Solubility |
|
|
in water, gram/100cm3 |
0.05 |
|
in acids |
soluble |
Ref. Index vs. Wavelength λ
|
Wavelength, Microns |
Refractive Index |
|
0.6 |
2.60 |
|
1.0 |
2.45 |
|
2.0 |
2.40 |
|
4.0 |
2.38 |
|
6.0 |
2.38 |
|
8.0 |
2.37 |
|
10.0 |
2.37 |
|
20.0 |
2.34 |
|
30.0 |
2.29 |
|
40.0 |
2.21 |
Custom sizes and specifications are available on request.
