Morphological, Photoluminescence, and Electrical Measurements of Rare-Earth Metal-Doped Cadmium Sulfide Thin Films oleh Muhammad Azhar, Ghazi Aman Nowsherwan, Muhammad Aamir Iqbal, Saira Ikram, Azqa Farrukh Butt, Mohsin Khan, Naushad Ahmad, Syed Sajjad Hussain, Muhammad Akram Raza, Jeong Ryeol Choi, Saira Riaz, Shahzad Naseem