【摘要】 研制了一种高探测效率的铜活化探测器,该探测器采用了新型活化样品设计,其立体角因子大于70%,适用于脉冲中子源的中子产额测量。实验表明,该铜活化探测器的探测效率可达到1×10-3以上,测量下限小于106中子/脉冲。更多还原

【Abstract】 A kind of copper activation detector with high efficiency to measure pulse neutron yield is introduced in this paper.In this detector,a kind of new copper activation sample is used and its factor of solid angle is larger than 70%.The efficiency of the copper activation detector is larger than 1 10-3 and its low threshold of measurement is less than 106 neutrons per pulse.更多还原