mohammed, S., K. Aobiad, A. and Mutter, M. 2024. Synthesis and Characterization of PMMA/Bi2O3:Fe2O3 Composites as Gamma Radiation Shielding. Iraqi Journal of Natural Sciences and Nanotechnology. 5, 1 (Apr. 2024), 115-132. DOI:https://doi.org/10.47758/ijnsn.v5i1.130.