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超热电子磁谱仪的研制及标定
Development and Calibration of Hot Electron Magnetic Spectrometer
【摘要】 研制了超热电子磁谱仪,介绍了谱仪的工作原理、设计思想、结构和主要技术指标。用137Csγ标准源对LiF热释光探测器(TLD)的离散性、重复性、灵敏度因子及线性吸收系数进行了测量。使用90Srβ源对谱仪进行了标定。
【Abstract】 The hot electron magnetic spectrometer was developed and its principle, (designing) idea, structure and index were introduced. The derivation, repeatability, sensitivity and linear absorption coefficient (μ=1.31 mm-1) for LiF TLD were measured by using a 137Cs γ standard source. The spectrometer was calibrated by using a 90Sr β standard source.
【关键词】 超热电子;
磁谱仪;
LiF热释光探测器;
质量阻止本领;
【Key words】 hot electron; magnetic spectrometer; LiF TLD; mass stopping power;
【Key words】 hot electron; magnetic spectrometer; LiF TLD; mass stopping power;
【基金】 国家高技术研究发展计划专项经费资助项目
- 【文献出处】 原子能科学技术 ,Atomic Energy Science and Technology , 编辑部邮箱 ,2005年03期
- 【分类号】TL817.5
- 【下载频次】50