Product IntroductionScintillators CdWO4
Scintillators
- From Various Scintillators to Processed Product -
We offer high quality and low afterglow CWO (CdWO4 crystal) for X-ray detectors for security inspections, with demand on the rise, and also various scintillator products including CWO, CsI, and GOS for industrial and medical applications.
We also offer processed products such as various linear arrays and 2D arrays on request.
Features of Materials
| Density | Emission peak wavelength | Luminescence intensity (relative value) |
Afterglow @20ms | Deliquescent | Color | Example of applications | |
|---|---|---|---|---|---|---|---|
| CWO | 7.9g/cm3 | 480nm | 1 | 100ppm or less | None | Transparent | Checked baggage inspection equipment (CT) Container inspection equipment |
| CsI:Tl | 4.5g/cm3 | 550nm | 3 | 8000ppm typ. Low afterglow : 3000ppm typ. |
Slightly | Transparent | Baggage inspection equipment Container inspection equipment |
| GOS | 7.3g/cm3 | 512nm | 2 | 100ppm or less | None | Yellow | CT scanner equipment for medical application |
CWO Arrays
CWO array with high X-ray stopping power is used especially in high-energy X-ray inspection equipment.
It is suitable for a CT scanner equipment due to its low afterglow property.
We can prepare various types of arrays.
Emission Spectrum
Chemical and Physical Properties
- Density [g/cm3]
- 7.9
- Melting Point [℃]
- 1325
- Cleavage Plane
- (010)
- Hardness [Mohs]
- 4-4.5
- Hydroscopic
- No
- Peak Emission Wavelength [nm]
- 480
- Primary Decay Time [µs]
- 12
- Refractive Index [@480 nm]
- 2.2-2.3
- Afterglow [ppm @20ms]
- Typical ≦ 100
Product Examples
Fine pitch array
(0.2mm pitch array)
X-ray inspection equipment for industrial application
Array with lead separator
X-ray inspection equipment for security application
Large area 2D array
Airport checked baggage inspection equipment (CT) for security application
Low Afterglow CsI Array
New material in which the afterglow property is less than half of the conventional CsI:Tl.
The emission output is equivalent to conventional products.
We can prepare various types of arrays.
Afterglow
Emission Spectrum
Chemical and Physical Properties
- Density [g/cm3]
- 4.51
- Melting Point [℃]
- 621
- Cleavage Plane
- None
- Hardness [Mohs]
- 2
- Hydroscopic
- Slightly
- Peak Emission Wavelength [nm]
- 500
- Primary Decay Time [µs]
- 1
- Refractive Index [@550 nm]
- 1.8
- Afterglow [ppm @20ms]
- Typ. 3,000
Conventional
CsI:Tl
Typ. 8,000
Other Products
Please also consult with us about ceramic GOS and GOS sheet products.