Nanoribbon (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Scanning tunneling microscopy image of a zigzag graphene nanoribbon. Credit Felix Fischer/Berkeley Lab Usage Restrictions Credit Felix Fischer/Berkeley Lab License Original 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.