Lead Fluoride (PbF2)
♦ Lead Fluoride (PbF2) Data Sheet ♦ Lead Fluoride (PbF2) MSDS
Lead Fluoride has little optical application. Lead Fluoride has been used as a scintillator material as it has excellent stopping power for gamma rays.
| Transmission Range : | 250nm to 11 μm |
| Refractive Index : | 1.7808 @ 5 μm |
| Reflection Loss : | 12.8% @ 5 μm (2 surfaces) |
| Absorption Coefficient : | 0.018 cm-1 @ 4 μm |
| Reststrahlen Peak : | n/a |
| dn/dT : | n/a |
| dn/dμ = 0 : | 3.3 μm |
| Density : | 7.77 g cm-3 (1) |
| Melting Point : | 855°C |
| Thermal Conductivity : | n/a |
| Thermal Expansion : | 29 x 10-6 K-1 @ 283K |
| Hardness : | Knoop 200 |
| Specific Heat Capacity : | 301 J Kg-1 K-1 |
| Dielectric Constant : | 13 @ 1MHz |
| Youngs Modulus (E) : | n/a |
| Shear Modulus (G) : | n/a |
| Bulk Modulus (K) : | n/a |
| Elastic Coefficients : | C11=91, C12=46, C44=23 |
| Apparent Elastic Limit : | n/a |
| Poisson Ratio : | n/a |
| Solubility : | 0.064 g/100g water at 20°C |
| Molecular Weight : | 245.21 |
| Class/Structure : | Cubic, CaF2, Fm3m, (111) cleavage |
To download this data or our MSDS safety data sheet as a pdf, please click on the links at the top of the page. To expand the transmission graphs, please click on the image.
| µm | No | µm | No | µm | No |
| 0.3 | 1.93665 | 0.4 | 1.81804 | 0.5 | 1.78220 |
| 0.6 | 1.76489 | 0.7 | 1.75502 | 0.8 | 1.74879 |
| 0.9 | 1.74455 | 1.0 | 1.74150 | 3.0 | 1.72363 |
| 5.0 | 1.70805 | 7.0 | 1.68544 | 9.0 | 1.65504 |
Lead fluoride has been grown by vacuum Stockbarger, but is not known to be in regular production. Crystran hold a very small stock of crystal ingot.
REFERENCES
REFERENCES
(1) Crystran Data
WEBLINKS:
Shanghai Institute - Growth and Scintillator Properties.
