Professor Zhi Chunyi’s team (IMAGE) City University of Hong Kong Caption Professor Zhi Chunyi (front right) from CityU’s Department of Materials Science and Engineering and some of his team members: Dr Fan Jun (front left) from the same department, (back row from left) Li Pei, Hou Yue, and Ma Xinyao, Professor Zhi’s PhD students. Credit City University of Hong Kong Usage Restrictions Image must be used with appropriate caption and credit. License Original 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.