Graphene on Silicon Wafer (IMAGE) University of Texas at Austin Caption This is a one centimeter-by-one centimeter graphene film transferred to a silicon wafer with a silicon dioxide top layer. Credit Xuesong Li and Weiwei Cai 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.