Structural and Morphological investigation of Copper (I) Iodide utilized as a Hole Transport Layer in Perovskite Solar Cells. IJPAP [Internet]. 2023 Dec. 20 [cited 2026 Jul. 29];62(1):48-50. Available from: https://or.niscpr.res.in/index.php/IJPAP/article/view/4117