The material must exhibit excellent infrared (IR) transmission and mechanical properties, primarily used for manufacturing IR window components. It is designed for applications in infrared imaging systems, infrared guidance systems, and related fields, ensuring optimal IR light transmission while providing robust protection for internal optical elements and detectors.
Cadmium Zinc Telluride (CZT, CdZnTe)
Single Crystal Wafers
for Infrared Applications
Performance Specifications for IR Wafers
Technical Parameters
No. |
Product Specifications |
Technical Specifications |
|
---|---|---|---|
1 |
Material |
Cd0.96Zn0.04Te |
|
2 |
Conduction Type |
P-Type |
|
3 |
Wafer Thickness |
0.95±0.05mm |
|
4 |
Primary Surface Orientation |
[111] B or Other Crystal Orientations |
|
5 |
Orientation Deviation Angle |
≤0.20 |
|
6 |
X-ray Rocking Curve (FWHM) |
≤30rad·s |
|
7 |
Zn Composition (x in Cd₁₋ₓZnₓTe) |
0.04±0.01 |
|
8 |
Precipitate Particle Density (with Radial Size Distribution) |
5~10㎛ |
≤1.0×103/㎠ |
1~5㎛ |
≤5×103/㎠ |
||
9 |
Etch Pit Density (EPD) |
≤5×104/㎠ |
|
10 |
Resistivity (ρ) |
≥104Ω·cm |
|
11 |
IR Transmittance |
≥60% (Wavelength Range: 1.5 μm ~ 25 μm) |
|
12 |
Surface Quality |
No residue/scratches on the main surface |
|
13 |
Surface Roughness (Ra) |
≤0.5nm |
|
14 |
Total Thickness Variation (TTV) |
≤5um |
|
15 |
Packaging |
Single-piece vacuum packaging |
|
16 |
Dimensions |
Custom-made |
Critical for military, aerospace, meteorology, astronomical observation, railway safety, and search & rescue operations
Application Fields
This material demands extremely high purity, crystal integrity, and charge carrier mobility, primarily used for manufacturing radiation detectors, Primarily used for manufacturing various radiation detectors, including X-ray detectors, gamma-ray detectors, and nuclear radiation detectors,Widely applicable in medical imaging, security inspection, nuclear physics research, and other fields.
Cadmium Zinc Telluride (CZT, CdZnTe)
Single Crystal Wafers
for Nuclear Radiation Applications
Performance Specifications for Nuclear Radiation Detection Wafers
Technical Parameters
No | Product Specifications | Technical Specifications | |
1 | Material | Cd0.90Zn0.10Te | |
2 | Conduction Type | P-Type | |
3 | Wafer Diameter (±0.1mm) | Customizable Dimensions | |
4 | Wafer Thickness (±0.05mm) | 1/2/5/Custom-made | |
5 | Crystal Orientation | [111] or other crystal orientations | |
6 | X-ray Rocking Curve (FWHM) | ≤30rad·s | |
7 | Zn Composition (x in Cd₁₋ₓZnₓTe) | 0.10±0.04 | |
8 | Precipitate Density (Particle Size Distribution) | 5~10㎛ | ≤1.0×103/㎠ |
1~5㎛ | ≤5×103/㎠ | ||
9 | Etch Pit Density (EPD) | ≤5×104/cm2 | |
10 | Resistivity (ρ) | ≥6×1010Ω·cm | |
11 | IR Transmittance | ≥60% (wavelength range: 1.5 μm to 25 μm) | |
12 | Surface Roughness (Ra) | Double-side polishing,Ra≤5nm | |
13 | Total Thickness Variation (TTV) | ≤15um | |
14 | Leakage Current (ΙLEAK) | ≤1nA/mm2(@-600VBias voltage, room temperature) | |
15 | Electron Mobility-Lifetime Product (μτₑ) | ≥10-3cm2/V | |
16 | Hole Mobility-Lifetime Product (μτₕ) | ≥10-5cm2/V | |
17 | Maximum Photocurrent (Unpolarized) | 1000nA(60-second X-ray exposure,120KV) | |
18 | X-ray Response Linearity | ≥99% | |
19 | X-ray Response Uniformity | ≤10% | |
20 | Energy Resolution | ≤6%(Am241@59.5KeV) | |
21 | Dimensions | Custom-made |
Widely used in aerospace, nuclear industry, medical imaging, industrial radiography, and related fields
Application Fields
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Equipments
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