STRAIN 4 (IMAGE) Rice University Caption A comparison of measurements on an acrylic under strain shows Rice University’s S4 system, left, gives a more detailed readout than standard digital image correlation (DIC) at right. Credit Nagarajaiah and Weisman Research Groups/Rice University 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.