فهرس المقالات Asal Javad المقاله 1 - Efficient single-layer light-emitting diodes based on organic–inorganic lead halide perovskite and tuning luminescence properties 10.1007/s40094-019-0330-7 Soghra Mirershadi Asal Javad Sohrab Ahmadi-Kandjani Journal of Theoretical and Applied Physics , العدد 1 , السنة 0 , بهار 2019