Effect of the Source-to-Substrate Distance on Structural, Optoelectronic, and Thermoelectric Properties of Zinc Sulfide Thin Films oleh Asad Ur Rehman Khan, Muhammad Ramzan, Muhammad Faisal Iqbal, Muhammad Hafeez, Mohammed M. Fadhali, Hamoud H. Somaily, Muhammad Javid, Muhammad Waqas Mukhtar, Muhammad Farooq Saleem