Structures (IMAGE) Osaka University Caption These are structures of silver indium sulfide/gallium sulfide core/shell quantum dots and pictures of the core/shell quantum dots under room light. Credit Osaka 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.