Cerium fluoride, CeF3, is a good scintillation crystal with high density and short decay time. Cerium fluoride crystal is a good material in measurement applications of high counting rate, strong absorption irradiation and high resolution processes.
NANOSSR offers the following choices:
- High quality CeF3 scintillation crystal
- High quality CeF3 crystal materials in customized shapes
- Surface coatings such as AR coatings can be applied to the CeF3 crystals
|
General Properties of CeF3 Crystal |
Unit |
Value |
| CAS Number | 7758-88-5 | |
| Crystal Structure | Hexagonal | |
| Cleavage Plane | (0001) | |
|
Density |
g/cm³ |
6.16 |
|
Molar Mass |
g/mol |
197.12 |
|
Melting Point |
ºC |
1443 |
|
Thermal Expansion Coefficient (CTE) |
C⁻¹ |
Parallel to a-12.9, c-16.5 x 10‾⁶ |
| List of Thermal Conductivity Values | W*m-1*K-1 | 1.57 |
|
Hygroscopic |
|
No |
CeF3 is usually studied as a scintillation crystal. Some of the typical scintilator properties of CeF3 crystal are summarized below.
|
Optical / Scintillator Properties of CeF3 Crystal |
Unit |
Value |
|
Wavelength (Max. Emission) |
nm |
340 (slow), 310 (fast) |
|
Wavelength Range |
nm |
250 - 425 |
|
Decay Constant |
ns |
30 (slow), 8 (fast) |
|
Light Yield |
photons/keV |
4.4 |
|
Photoelectron Yield |
% of NaI(Tl) |
8 |
|
Radiation Length |
mm |
16.8 |
|
Radiation Strength |
g.cm-2 |
10.19 |
|
Moliere Radius |
mm |
24 |
| Thermal-neutron Cross-section | barn | 0.65 |
|
Background Radioactivity |
Bq/cm³ |
TBA |
|
Optical Transmission Wavelength |
nm |
>300 |
|
Transmittance |
% |
>80 |
|
Refractive Index |
|
1.62 (at 340nm) |
