Research Team (IMAGE) University of Arizona Caption Jiamin Xue, Philippe Jacquod and Brian LeRoy (left to right) with the scanning tunneling microscope they use to study graphene, the thinnest material on Earth. Credit Patrick McArdle/UANews Usage Restrictions Usage only permitted in conjunction with reporting/posting of this news release. Image credit must be included. 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.