CATALYSTS 1 (IMAGE) Rice University Caption Rice University engineers have led the development of a process that uses functionalized graphene quantum dots to trap transition metals for higher metal loading single-atom catalysis. Credit Wang Group/Rice University 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.