Ahmed Mourtada Elseman, he is obtained his B.Sc., M.Sc., and Ph.D. in Inorganic and Analytical Chemistry from Faculty of Science, Al-Azhar University, Egypt. He was awarded his Ph.D. in perovskite solar cells (February 2017). Also, he obtained two diplomae from Inner Mongolia Institute of Scientific and Technological, Hohhot, China 2015, and the second one from the Institute of New Energy, Wuhan, China, 2017. He works as Research Assistant Professor at the Department of Electronic and Magnetic Materials, Central Metallurgical Research & Development Institute (CMRDI), Egypt. He is awarded Talent Young Scientific (TYSP) Postdoctoral Research Fellow position funded by the Chinese Ministry of Science and Technology (MOST) and organized by North China Electric Power University, Beijing, China, 2017-2018. Then, he received a lecturer position in the School of Materials and Energy, Southwest University, Chongqing. China (2018 – 2020). During his work at Southwest University, he received a project funded by Central Universities for efficient perovskite solar cells (ID: XDJK2019C005). He is awarded the CMRDI prize for excellence scientific publication (2018). His current research focuses on understanding the mechanisms, fundamental properties, and developing scalable protocols for high-efficiency perovskite solar cells. He is a reviewer and member of the editorial board for some journals.