Dr. Yi Lu (King Abdullah University of Science and Technology / SA), Dr. Yanan Guo (Institute of Semiconductors, Chinese Academy of Sciences / CN), Dr. Zhiyuan Liu (King Abdullah University of Science and Technology / SA), Professor Jianchang Yan (Institute of Semiconductors, Chinese Academy of Sciences / CN), Professor Jinmin Li (Institute of Semiconductors, Chinese Academy of Sciences / CN), Professor Xiaohang Li (King Abdullah University of Science and Technology / SA)