Jianwei Gong, Bing Chen. Core Devices and Coupling Modes of Indirect X-Ray Detectors[J]. Laser & Optoelectronics Progress, 2022, 59(7): 0700003
- Laser & Optoelectronics Progress
- Vol. 59, Issue 7, 0700003 (2022)
Fig. 1. Pixel structure of the scintillation screen［40］
![Influence of pixel hole size on performance of scintillation screen. (a) Relationship between size of pixel hole and the light emission of scintillation screen[46]; (b) MTF curves of different pixel hole sizes[45]](/richHtml/lop/2022/59/7/0700003/img_2.jpg)
Fig. 2. Influence of pixel hole size on performance of scintillation screen. (a) Relationship between size of pixel hole and the light emission of scintillation screen[46]; (b) MTF curves of different pixel hole sizes[45]
![Influence of GOS∶Tb scintillation screen thickness on performance of scintillation screen. (a) Relationship between thickness of GOS∶Tb scintillation screen and light emission; (b) MTF curve of different GOS∶Tb scintillation screen thicknesses[42]](/Images/icon/loading.gif){kind=icon}
Fig. 3. Influence of GOS∶Tb scintillation screen thickness on performance of scintillation screen. (a) Relationship between thickness of GOS∶Tb scintillation screen and light emission; (b) MTF curve of different GOS∶Tb scintillation screen thicknesses[42]
Fig. 4. Working principle of CCD image sensor［52］
Fig. 5. Basic structure of CMOS image sensor［52］
Fig. 6. Comparison of front illuminated and back illuminated CMOS image sensor structures［59］
Fig. 7. Structure and principle of CMOS image sensor［62］
Fig. 8. Structure of FOT coupling mode［16］
Fig. 9. Structure of FOP coupling mode［72］
Fig. 10. Structure of coupling mode of optical lens[22]
Fig. 11. Structure of direct coupling mode[40]
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Table 1. Basic characteristic parameters of several common scintillators
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Table 2. Main performance comparison of different image sensors
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Table 3. Performance comparison of IXD with different coupling modes
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