CeBr3 scintillation crystals offer an alternative to NaI(Tl) crystals for high resolution gamma spectrometry. Above an energy of 200 keV, the resolution is superior to NaI(Tl). CeBr3 scintillation detectors do not suffer from the intrinsic La-138 background typical for Lahalide scintillators.
Applications |
Security | Resolution/Background |
Plasma Physics | Speed |
PALS | Time Resolution |
Environmental | Resolution/Background |
Space Missions | Resolution |
Specifications |
Energy Resolution | 4% FWHM at 662 keV |
Density | 5.2 g/cc |
Emission Max | 380 nm |
Decay Time | 18-20 ns |
Background (LB) | 0.00125 c/s/cc Ac-227 |
Typical Energy Resolution vs. Sodium Iodide |
Energy (keV) | NaI | CeBr3 |
30 | 18% | 20% |
60 | 11% | 13% |
81 | 10% | 11% |
122 | 8.50% | 8% |
356 | 8% | 5% |
662 | 7% | 4% |
1332 | 5% | 3% |
2600 | 4% | 2% |
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