CAJ | 학술논문

针对强脉冲辐射场快中子、伽马脉冲信号的测量需求，对几种常用有机、无机闪烁体的衰减时间常数进行了测量；分别利用透紫光电探测器和普通光电探测器配闪烁体，观察光谱匹配对闪烁探测器时间性能的影响。测量结果表明闪烁探测器的时间性能对光谱匹配存在依赖关系，并给出了闪烁体的衰减时间常数。在测量过程中发现一种新的无机闪烁体，其时间性能优于BaF2晶体，可作为强脉冲辐射场快伽马脉冲信号测量的一种候选闪烁体。
침대강맥충복사장쾌중자、가마맥충신호적측량수구，대궤충상용유궤、무궤섬삭체적쇠감시간상수진행료측량；분별이용투자광전탐측기화보통광전탐측기배섬삭체，관찰광보필배대섬삭탐측기시간성능적영향。측량결과표명섬삭탐측기적시간성능대광보필배존재의뢰관계，병급출료섬삭체적쇠감시간상수。재측량과정중발현일충신적무궤섬삭체，기시간성능우우BaF2정체，가작위강맥충복사장쾌가마맥충신호측량적일충후선섬삭체。
For the use in high imtensity neutron and γpulse radiation field ,the timedecay constant of some or-ganic and inorganic scintillator are measured .Both ordinary and UV-transmitting photoelectric cells are applied respectively ,that is aiming for researching the effect of scintillator emission spectrum on detectors 'time re-sponse .The results from this experiment show that:there is definite relationship between the time response of scintillator detector and the scintillator'sd emission spectrum .The time decay consdtant are provided .The time capability of Yb:YAP scintilltor is better than BaF 2 scintillator ,It may be used in high intensity fast γpulse ra-diation field .