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An investigation of the nuclear shielding effectiveness of some transparent glasses manufactured from natural quartz doped lead cations
Nuclear Engineering and Technology ( IF 2.7 ) Pub Date : 2020-12-31 , DOI: 10.1016/j.net.2020.12.023
Said M. Kassem , G.S.M. Ahmed , A.M. Rashad , S.M. Salem , S. Ebraheem , A.G. Mostafa

The influence of lead cations on natural quartz (QZ) from Egypt as a glass shielding material for the composition with nominal formula (10Na2O - (90 - x) QZ – xPbO (where x = 30, 35, 40, 45 and 50 mol %)) was examined. The studied samples are synthesized via the melt quenching method at 1050 °C. The X-ray diffraction XRD patterns were confirmed the glass nature for studied samples. Moreover, the optical properties, and the transparency for all compositions were examined by UV–Vis spectroscopy. Also, the major elemental composition of the natural quartz were estimated via the X-ray fluorescence (XRF) technique. Further, the density and molar volume were determined. Furthermore, the nuclear shielding parameters such as, mass attenuation coefficient, effective atomic number, electronic density, the total atomic, and electronic cross sections as well as the mean free path, and the half value layer with different gamma ray energies (81 keV–1407 keV) were calculated. Besides, the results showed that the shielding behavior towards the gamma ray radiation for all glass samples was increased as the increment in PbO concentration in the glass system.



中文翻译:

对某些天然石英掺杂铅阳离子制成的透明玻璃的核屏蔽效能的研究

铅阳离子对埃及作为玻璃屏蔽材料的天然石英(QZ)的影响,其标称配方为(10Na 2检查了O-(90-x)QZ-xPbO(其中x = 30、35、40、45和50 mol%)。所研究的样品是通过在1050°C下通过熔体淬火方法合成的。X射线衍射XRD图谱证实了所研究样品的玻璃性质。此外,所有成分的光学性质和透明性均通过UV-Vis光谱法进行了检查。而且,天然石英的主要元素组成是通过X射线荧光(XRF)技术估算的。此外,确定密度和摩尔体积。此外,核屏蔽参数,例如质量衰减系数,有效原子序数,电子密度,总原子和电子截面以及平均自由程以及具有不同伽马射线能量(81 keV–计算出1407 keV)。除了,

更新日期:2020-12-31
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