Preparation and study the properties of PEG/Zn(ext)2 thin films prepared by a spin coating method . Journal of the College of Basic Education, [S. l.], v. 28, n. 114, p. 454–462, 2022. DOI: 10.35950/cbej.v28i114.5434. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/5434.. Acesso em: 16 may. 2025.