Dr. PingAn Hu is a Professor at School of Materials Science and Engineering in Harbin Institute of Technology (HIT). He obtained his Ph.D degree from Institute of Chemistry, Chinese Academy of Science in 2004 , then he worked as a JSPS research fellow at Waseda University, Japan, and a Research Associate in University of Cambridge.His current research interestsare focused on 2D materials, bio-inspired skin electronics and nanoscale photodetectors.He published about 180 SCI papers in highly qualified international journal such as Physical Review Letter, Journal of American Chemical Society and Advanced Materials. His research has been introduced and commented by some international journals such as Nature Photonics、New Scientist .