Zongpeng WANG, Chongzhou LAN, Minru WEN, Chao YE. X-ray Multi-energy Imaging Method Using Multi-layer Flat Panel Detector[J]. Acta Photonica Sinica, 2021, 50(9): 0911003
- Acta Photonica Sinica
- Vol. 50, Issue 9, 0911003 (2021)
Fig. 1. Schematic diagram of FPD structure
Fig. 2. Schematic diagram of multi-layer FPD imaging system
Fig. 3. X-ray energy spectrum and linear attenuation coefficient as a function of X-ray energy
Fig. 4. Different kVp， filters induced X-ray energy spectrum
Fig. 5. Multi-energy imaging analysis of kVp switching
Fig. 6. Schematic diagram of dual-energy excited dual-layer FPD imaging
Fig. 7. Same kVp with different filter combination induced X-ray energy spectrum
Fig. 8. Multi-energy imaging analysis of multi-layer FPD
Fig. 9. Imaging performance of multi-layer FPD test
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Table 1. kVp switching exposure conditions
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Table 2. Multi-layer FPD imaging experiment parameters
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