The nanomaterial forms tubes (IMAGE) Emory Health Sciences Caption Electron micrographs give a detailed view of the new nanomaterial. Arrows indicate layers that form in the tubes, leading the researchers to hypothesize that the sheets form tubes by scrolling in at the corners. Credit Conticello Lab 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.