The Silicon Atom in a Graphene Crystal (IMAGE) University of Leeds Caption An image taken from an electron microscope showing the single atom of silicon in the graphene crystal. It is brightly coloured and to the left hand side of the image. Credit Q. Ramasse, SuperSTEM Usage Restrictions Please use 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.