Jinhua Sun (IMAGE) Chalmers University of Technology Caption Jinhua Sun, Researcher, Department of Industrial and Materials Science, Chalmers University of Technology, Sweden. Credit Photo: Marcus Folino/Chalmers University of Technology Usage Restrictions For editorial use only 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.