Graphene (IMAGE) University of Vienna Caption This is an HRSEM picture of a 2D/3D nanocomposite based on graphene. Credit © Freddy Kleitz/Universität Wien; Glaudio Gerbaldi/Politecnico di Torino Usage Restrictions The image may only be used with appropriate caption or credit. 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.