Aseel Saad Ibrahim and Ali R. Abdulridh 2026. Preparation and Modification of the Structural and Optical Characteristics of PVA/Bi2O3-CuO Nanocomposites for Radiation Attenuation. Applied Chemical Engineering. 9, 3 (Jul. 2026), ACE-5968. DOI:https://doi.org/10.59429/ace.v9i3.5968.