Kuan Yew Cheong is a Professor in the School of Materials and Mineral Resources Engineering at Universiti Sains Malaysia (USM). He specializes in semiconductor materials, electronic packaging, nanomaterials, and surface engineering, recognized as a top 2% researcher in applied physics/materials (2023). He has contributed to research on bio-organic-based memory to address e-waste.Dr. Lung-Chien Chen received a B.S. degree in the electrical engineering from National Taiwan University of Science and Technology, Taipei, Taiwan and his Ph. D degree in the electrical engineering from the National Tsing Hwa University, Hsinchu, Taiwan. In 2002, he joined National Taipei University of Technology, Taipei, Taiwan, R.O.C., as a faculty member with the Institute of Electro-Optical Engineering. He has authored or co-authored more than 130 SCI technical papers, 20 International conference, and 160 conference papers. He is the holder of more than 21 patents in his fields of expertise. His current research interests include MOCVD, LPE and solution CVD epitaxial growth technique, fabrication and analysis of III-V group compound semiconductor/oxide semiconductor devices, fabrication and characterization of nano-materials, light-emitting diode (LED), sensor, solar cells, perovskite quantum dots and perovskite optoelectronic devices.