Pressures and shears (IMAGE) Iowa State University Caption Valery Levitas, right, and Sorb Yesudhas prepare a rotational diamond anvil cell for experiments at Argonne National Laboratory. Credit Photo by Ryan Riley/College of Engineering. Usage Restrictions None License Original 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.