Dan Zhao, Linköping University (IMAGE) Linköping University Caption Research fellow Dan Zhao with the printable ultra-senstive sensor. Credit Peter Holgersson Usage Restrictions I connection with news from Linköping University 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.