Illustration of Patterned Chalcogenide (IMAGE) Vanderbilt University Caption This is an illustration of the triangular pattern formed by the two-dimensional material chalcogenide that allows the creation of dual-function devices. Credit Yu-Yang Zhang, Chinese Academy of Sciences 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.