Bing Zhao (IMAGE) Chalmers University of Technology Caption Bing Zhao, post-doc in Quantum Device Physics, Chalmers University of Technology, Sweden Credit Chalmers Usage Restrictions For editorial use 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.