Al-Gunaid, M.Q.A. et al. 2023. Photo-Electrical Tandem of Modulated Polyvinyl Alcohol Based Plasticized Solid Polymer Electrolyte Nanocomposite Films: Effect of Propylene Carbonate Contents. Thamar University Journal of Natural & Applied Sciences. 8, 1 (Jun. 2023), 39 – 55. DOI:https://doi.org/10.59167/tujnas.v8i1.1490.