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Comparison of ITO and ZnO ternary glassy composites in terms of radiation shielding properties by Monte Carlo N-particle transport code and BXCOM.
Radiation and Environmental Biophysics ( IF 1.5 ) Pub Date : 2020-03-19 , DOI: 10.1007/s00411-020-00838-x
Ozan Toker 1 , Bayram Bilmez 1 , H Birtan Kavanoz 1 , Özgür Akçalı 1 , Orhan İçelli 1
Affiliation  

In the present study, radiation shielding properties of two glassy composite materials that are widely used in electronics, photovoltaic applications, and sensor technology, were investigated in the photon energy range from 15 keV to 15 MeV. The materials chosen were (ITO)/V2O5/B2O3 and ZnO/V2O5/B2O3 including various concentrations of B2O3. Radiation interaction was simulated and shielding parameters calculated by means of the MCNP and BXCOM codes. More specifically, buildup factors, effective electron density ([Formula: see text]) and effective atomic number ([Formula: see text]) were calculated with BXCOM, while mass attenuation coefficients ([Formula: see text]), half-value layer (HVL) and tenth-value layer (TVL) values were calculated with MCNP. The results were compared with those obtained with the WinXCOM code, for validation. Acceptable and preferable results were obtained for both composites as alternative to other glassy shielding materials. The composite including ITO showed better shielding properties than the composite including ZnO. In terms of radiation shielding, both composites turned out to be better than concrete and close to lead.

中文翻译:

通过蒙特卡罗N粒子传输代码和BXCOM,比较了ITO和ZnO三元玻璃态复合材料的辐射屏蔽性能。

在本研究中,研究了两种玻璃态复合材料在15 keV至15 MeV的光子能量范围内的辐射屏蔽性能,这些材料在电子,光伏应用和传感器技术中得到了广泛的应用。选择的材料是(ITO)/ V2O5 / B2O3和ZnO / V2O5 / B2O3,包括各种浓度的B2O3。模拟了辐射相互作用,并通过MCNP和BXCOM代码计算了屏蔽参数。更具体地,使用BXCOM计算堆积因子,有效电子密度([公式])和有效原子序数([公式]),而质量衰减系数(公式)则为半值。使用MCNP计算层(HVL)和十分值层(TVL)值。将结果与使用WinXCOM代码获得的结果进行比较,以进行验证。对于这两种复合材料作为其他玻璃屏蔽材料的替代品,均获得了可接受且令人满意的结果。包含ITO的复合材料比包含ZnO的复合材料具有更好的屏蔽性能。就辐射屏蔽而言,两种复合材料都比混凝土更好,并且接近铅。
更新日期:2020-04-23
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