Prof. Loh Kian Ping, Chair Professor of Materials Physics and Chemistry and Global STEM Professor of the Department of Applied Physics of PolyU (left), Dr Kathy Leng, Assistant Professor (right), and Dr Hwa Seob Choi, Postdoctoral Research Fellow (back) of the same department, has successfully solved an age-old challenge to synthesize all-organic two-dimensional perovskites. Credit: Hong Kong Polytechnic University Perovskites are among the most researched topics in materials science. Recently, ...