Heterofullerene Molecula (IMAGE) Moscow Institute of Physics and Technology Caption This is the calculated evolution of structure of the graphene flake with the attached nickel cluster. Credit Image courtesy of the authors of the research 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.