Experimental and RSM simulation assessment of Gamma-ray shielding efficiency of nano-modified concrete exposed to elevated temperatures
Islam N. Fathy, Hany A. Dahish, Mohammed K. Alkharisi, Mohamed A. Abouelnour, Alaa A. Mahmoud · 2025
Read Experimental and RSM simulation assessment of Gamma-ray shielding efficiency of nano-modified concrete exposed to elevated temperatures by Islam N. Fathy, Hany A. Dahish, Mohammed K. Alkharisi, Mohamed A. Abouelnour, Alaa A. Mahmoud (2025) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-12835234.txt.
Description
Islam Fathy and four co-authors test radiation shielding in modified concrete in a 2025 study. They replaced a small share of cement with nano-sized lead oxide, magnetite, or a rock powder. Samples were then heated to high temperatures, which normally weakens shielding. A statistical modeling method was used to predict performance across conditions.
Heat cut the shielding of plain concrete, worst at the highest temperature. The lead oxide mixes improved most, holding much higher shielding after heating. Magnetite mixes came second, and the rock powder gave a modest gain. Dose and type of additive mattered most, while heat hurt performance. The model matched measured data closely, and a top dose gave the best shielding.
Catalog record
| CREATOR | Islam N. Fathy, Hany A. Dahish, Mohammed K. Alkharisi, Mohamed A. Abouelnour, Alaa A. Mahmoud |
|---|---|
| YEAR | 2025 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 100 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |