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Ceramic Scintillator Materials
DESCRIPTION
When exposed to radiation, scintillator materials absorb the energy of the radiation and emit visible light. Their high sensitivity and large X-ray absorption coefficient contribute to the reduction of device size. These materials are used in medical equipment such as X-ray CT and analytical instruments. We have also developed a new composite material for security applications.
Features of Proterial’s GOS Ceramics Scintillator:
- High uniform sensitivity – The central part of the wafer and the edges offer a uniform sensitivity.
- Maximized X-ray absorption coefficient – The X-ray absorption coefficient is large, which enables the miniaturization of the scintillator.
- High X-Ray Stopping Power
- RoHS compliant
| Material | PROTERIAL’S Materials (GOS) | Other Materials | Remark | ||
|---|---|---|---|---|---|
| LS-5 | LS-7 | CsI:Tl+ | CWO | ||
| Light Output (% vs LS7) | 142 | 100 | 145 | 42 | Measurement value in our company |
| Afterglow (ppm) | 150 | 17 | 1,205 | 16 | @After 5ms |
| Decay time (ns) | ~ms | 3,000 | 680 | 5,000 | Literature value (ISBN 978-4-86476-245-8) |
| Density (g/cm3) | 7.3 | 7.3 | 4.5 | 7.9 | Literature value (ISBN 978-4-86476-245-8) |
| Peak Emission(nm) | 544 | 512 | 540 | 470 | Literature value (ISBN 978-4-86476-245-8) |
| X-ray Stopping (cm-1 at 100keV) | 19 | 19 | 9.2 | 22 | Calculation value in our company |
| Hygroscopicity | None | None | YES | None | Literature value (ISBN 978-4-86476-245-8) |
| RoHS/Reach Material | Compliance | Compliance | Compliance | Cd | RoHS 2018 |
Features of our scintillator array
Application:
- X-ray Medical CTs
- Aviation cabin checkpoint baggage scanner
- Airport security system
- All radiation detection devices
- CT based system
- Passenger checkpoint screening
Proterial Asia