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利用新型CeBr3探测器测量238U活度研究
CeBr3探测器 238U 1 001 keV 活度测量
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2022/3/28
Measurement of Radioactivity of 238U, 226Ra, 232Th and 40K in Soil of Different Geological Origins in Northern India
Soil Natural Radionuclides Disequilibrium Dose
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2013/3/12
Radioactivity of the nuclides 238U, 226Ra, 232Th and 40K was measured in soil by γ-ray spectrometry using HPGe detector. A criterion was set in order to analyse soil samples from plain, semi-hilly and...
Natural Activities of 238U, 232Th and 40K in Manganese Ore
238U 232Th and 40K estimation in manganese ore manganese ore radium equivalent
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2010/12/22
Problem statement: Manganese ore is widely used in much industries. Such as ore contain natural radioactive nuclides at various concentrations. If this ore contain high concentrations of natural radio...
238U裂变电离室修正因子及探测响应的蒙特卡罗模拟计算
238U裂变电离室 修正因子 探测响应 MCNPX
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2009/5/19
利用蒙特卡罗(MC)粒子输运程序MCNPX分别计算了用238U裂变电离室测量由加速器产生的14.8MeV和25.5MeV准单能中子注量率以及将其推广应用于测量散裂中子源和宇宙中子源的中子注量率时,由电离室结构、电离室气体、空气等引起的对探测器裂变计数率的修正因子,并给出了探测器在各种情况下的探测响应。为解决蒙特卡罗模拟中探测片太薄、统计误差过大的问题,计算中采用了Dxtran球和强迫碰撞两种方差...