Heterogenized Homogeneous Nanocatalysts (image) DOE/Lawrence Berkeley National Laboratory Caption Heterogenized homogeneous nanocatalysts are sustainable as shown by these TEM images in which there is almost no difference in the cluster size of dendrimer-encapsulated gold nanoclusters (white dots) before (left) and after cyclopropanation reactions. Credit Image courtesy of somorjai, Toste, et. al Usage Restrictions None 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.