A Cluster of Gold Nanoparticles (IMAGE) Weizmann Institute of Science Caption This is a cluster of gold nanoparticles (left), formed under exposure to ultraviolet light. The cluster can be disassembled (right), releasing molecules that were trapped in its nanoflasks. Viewed under a transmission electron microscope Credit Weizmann Institute of Science 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.