Yoon-Bong Hahn is a Regents Professor of Jeonbuk National University (JBNU), Fellow of the Korea Academy of Science and Technology (KAST), Fellow of the American Ceramic Society (ACerS), and Fellow of the International Association of Advanced Materials (IAAM). He joined JBNU in 1991, prior to which he worked for LG Metals Research Center as a principal scientist for 1988-1991 after he received his Ph.D. in Metallurgical Engineering from University of Utah in 1988. His research interest is synthesis of metal, metal oxide, graphene and functional composites, and their applications for solar cells, chemical and biological sensors, and display devices. He holds 20 patents, published over 340 SCI papers, made two technology transfers, authored/edited 7 books, delivered over 150 invited lectures at numerous international symposiums, and received numerous scientific awards. Yousheng Wang received his M.S. and Ph.D. degree in Semiconductor and Chemical Engineering from Jeonbuk National University in February 2016 and 2019, respectively. Since Mar. 2019, he was a postdoctoral fellow at Advanced Nano-Material Processing Laboratory (AMPL), Jeonbuk National University, Korea. Then, he joined Institute of New Energy Technology, College of Information Science and Technology, Jinan University, China as an associate professor. His research interest is development of hybrid perovskite composites and their applications for next-generation single-junction and tandem solar cells. Tahmineh Mahmoudi received her B.S. in Applied Chemistry and M.S. in Nanoscience and Nanotechnology from Khaje Nasir Toosi University of Technology in 2005 and University of Kashan in 2008, respectively. After she received her Ph.D. in Semiconductor and Chemical Engineering from the Jeonbuk National University, Korea in 2015, she joined Advanced Nano-Materials Processing Laboratory (AMPL), Jeonbuk National University (JBNU) as a research scientist. Her research interests focus on perovskite and hybrid solar cells, advanced materials such as carbon-based materials, colloidal inks, nanomaterials, quantum dots and semiconductors.
