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Photon interaction and electron nonproportional response of CLYC scintillation material
Radiation Physics and Chemistry ( IF 2.8 ) Pub Date : 2021-05-15 , DOI: 10.1016/j.radphyschem.2021.109565
T. Jomkaew , W. Chaiphaksa , P. Limkitjaroenporn , H.J. Kim , S. Kothan , A. Prasatkhetragarn , J. Kaewkhao

In this study, the photon interaction and the electron nonproportional response of Cs2LiYCl6:Ce (CLYC) scintillation were studied. The radioactive source of 137Cs that irradiated gamma rays with an energy of 662 keV were used in this experiment. For photon interaction, the mass attenuation coefficient (μ/ρ), the effective atomic number (Zeff) and the electron density (Nel) were measured with eight different gamma ray energies using Compton scattering technique. For nonproportional response, the coincidence electron energy spectra were recorded at seven scattering angles of 30°–120° using Compton coincidence technique. The values of μ/ρ, Zeff and Nel show decrease with the increasing of gamma ray energies. The nonproportional show that the CLYC demonstrated good proportional property all in the electron energy range of 99.24–450.59 keV.



中文翻译:

CLYC闪烁材料的光子相互作用和电子非比例响应

在这项研究中,研究了Cs 2 LiYCl 6 :Ce (CLYC) 闪烁的光子相互作用和电子非比例响应。本实验使用137 Cs放射源,其辐射能量为 662 keV 的伽马射线。对于光子相互作用,质量衰减系数 (μ/ρ),有效原子序数 (Z电子FF) 和电子密度 (N电子) 使用康普顿散射技术用八种不同的伽马射线能量测量。对于非比例响应,使用康普顿重合技术在 30°–120° 的七个散射角处记录重合电子能谱。的价值观μ/ρ, Z电子FFN电子随伽马射线能量的增加而减小。非比例显示CLYC在99.24-450.59 keV的电子能量范围内均表现出良好的比例特性。

更新日期:2021-06-11
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