Image 3 (IMAGE) Nanyang Technological University Caption In both graphene and hexagonal boron nitride (h-BN) atoms, atoms are arranged in a flat lattice of interconnecting hexagons. In graphene, all the atoms are carbon. In h-BN, each hexagon contains three nitrogen and three boron atoms. Credit NTU Singapore Usage Restrictions NTU Singapore 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.