阿摩線上測驗
71 使用時間窗延遲法（delay window method）可以偵測下列那種事件？
(A)散射事件（scatter event）
(B)真實事件（true event）
(C)瑞利事件（Rayleigh event）
(D)隨機事件（random event）
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統計： A(32), B(28), C(10), D(81), E(0) #1116149
統計： A(32), B(28), C(10), D(81), E(0) #1116149
詳解 (共 3 筆)
Goal
#3468063
[解]
(A)(B) No true (or scatter) promptncoincidences will be detected in delay window, because photons from the samendecay will always arrive at the detectors within a nanoseconds of each other.
The most common approach to correcting fornrandom coincidences is the delayed window method
[出]
Physics in nuclear medicine(p.354)
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