首页> 外文会议>Engineering in Medicine and Biology Society, 1998. Proceedings of the 20th Annual International Conference of the IEEE >Monte Carlo simulation of a YAP:Ce block detector for high resolution positron emission tomography
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Monte Carlo simulation of a YAP:Ce block detector for high resolution positron emission tomography

机译:用于高分辨率正电子发射断层扫描的YAP:Ce块探测器的蒙特卡洛模拟

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We have developed a Monte Carlo simulation model to study the performance of a block detector consisting of 25 YAP:Ce match-like crystals (2/spl times/2/spl times/30 mm/sup 3/ each) coupled to a position sensitive photomultiplier Hamamatsu R2486-06 and used in Positron Emission Tomography (PET). The model included the energy deposition via photoelectric and Compton interactions, the generation and propagation of scintillation photons, the emission of photoelectrons from the photocathode and the PMT pulse formation. The detection efficiency, the energy and the time resolution of the detector have been estimated and found in agreement with measurements.
机译:我们已经开发了蒙特卡洛模拟模型,以研究由25个YAP:Ce匹配类晶体(2 / spl次/ 2 / spl次/ 30 mm / sup 3 /个)和位置敏感型组成的块检测器的性能。光电倍增管Hamamatsu R2486-06,用于正电子发射断层扫描(PET)。该模型包括通过光电和康普顿相互作用的能量沉积,闪烁光子的产生和传播,来自光电阴极的光电子发射和PMT脉冲形成。已经估算出探测器的探测效率,能量和时间分辨率,并与测量结果相符。

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