Resource
ZnSe (Zinc Selenide)
Transmission Range : |
0.6 to 21.0 μm |
Refractive Index : |
2.4028 at 10.6 μm |
Reflection Loss : |
29.1% at 10.6 μm (2 surfaces) |
Absorption Coefficient : |
0.0005 cm-1 at 10.6 μm |
Reststrahlen Peak : |
45.7 μm |
dn/dT : |
+61 x 10-6/°C at 10.6 μm at 298K |
dn/dμ = 0 : |
5.5 μm |
Density : |
5.27 g/cc |
Melting Point : |
1525°C (see notes below) |
Thermal Conductivity : |
18 W m-1 K-1 at 298K |
Thermal Expansion : |
7.1 x 10-6 /°C at 273K |
Hardness : |
Knoop 120 with 50g indenter |
Specific Heat Capacity : |
339 J Kg-1 K-1 |
Dielectric Constant : |
n/a |
Youngs Modulus (E) : |
67.2 GPa |
Shear Modulus (G) : |
n/a |
Bulk Modulus (K) : |
40 GPa |
Elastic Coefficients : |
Not Available |
Apparent Elastic Limit : |
55.1 MPa (8000 psi) |
Poisson Ratio : |
0.28 |
Solubility : |
0.001g/100g water |
Molecular Weight : |
144.33 |
Class/Structure : |
HIP polycrystalline cubic, ZnS, F43m |
µm
|
No
|
µm
|
No
|
µm
|
No
|
0.54
|
2.6754
|
0.58
|
2.6312
|
0.62
|
2.5994
|
0.66
|
2.5755
|
0.7
|
2.5568
|
0.74
|
2.5418
|
0.78
|
2.5295
|
0.82
|
2.5193
|
0.86
|
2.5107
|
0.90
|
2.5034
|
0.94
|
2.4971
|
0.98
|
2.4916
|
1.0
|
2.4892
|
1.4
|
2.4609
|
1.8
|
2.4496
|
2.2
|
2.4437
|
2.6
|
2.4401
|
3.0
|
2.4376
|
3.4
|
2.4356
|
3.8
|
2.4339
|
4.2
|
2.4324
|
4.6
|
2.4309
|
5.0
|
2.4295
|
5.4
|
2.4281
|
5.8
|
2.4266
|
6.2
|
2.4251
|
6.6
|
2.4235
|
7.0
|
2.4218
|
7.4
|
2.4201
|
7.8
|
2.4183
|
8.2
|
2.4163
|
8.6
|
2.4143
|
9.0
|
2.4122
|
9.4
|
2.4100
|
9.8
|
2.4077
|
10.2
|
2.4053
|
10.6
|
2.4028
|
11.0
|
2.4001
|
11.4
|
2.3974
|
11.8
|
2.3945
|
12.2
|
2.3915
|
12.6
|
2.3883
|
13.0
|
2.3850
|
13.4
|
2.3816
|
13.8
|
2.3781
|
14.2
|
2.3744
|
14.6
|
2.3705
|
15.0
|
2.3665
|
15.4
|
2.3623
|
15.8
|
2.3579
|
16.2
|
2.3534
|
16.6
|
2.3487
|
17.0
|
2.3438
|
17.4
|
2.3387
|
17.8
|
2.3333
|
18.2
|
2.3278
|
|
|