Is Graphene the New Silicon? (IMAGE) U.S. National Science Foundation Caption Optical microscope image of the graphene device with material's lattice structure shown above it. Credit S. Cho and M. S. Fuhrer, University of Maryland 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.