On the morning of May 19, 2025, the research group conducted the doctoral thesis defense. We invited Professor Wang Yongfeng from Peking University, Researcher Chen Ting from the Institute of Chemistry of the Chinese Academy of Sciences, Professor Han Xue from the Chemistry College of Beijing Normal University, Researcher Chen Pengcheng from the National Nanoscience Center, Researcher Tian Ye from Peking University, and Associate Professor Cao Dengyun from Beijing Institute of Technology as the members of the defense committee. Professor Wang Yongfeng was the chairperson of the defense committee. Zhang Chen presented his doctoral thesis defense, and the defense committee unanimously decided that Zhang Chen passed the defense. 

Thank you all, teachers and students, for your participation! Congratulations to Zhang Chen, happy graduation!