Electron Withdrawing Groups (IMAGE) Chinese Academy of Sciences Headquarters Caption The electron withdrawing groups were selectively introduced onto the edge of g-C3N4 nanosheets for a photo disinfection. Credit TENG Zhenyuan and YANG Nailiang Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.