Smectic Microstructure (IMAGE) Cornell University Caption This is a smectic microstructure of a two-dimensional planar boundary of a 3-D simulation. The intersection of smectic layers and the section form sets of concentric circles, which are shown as thin black curves. Credit Cornell University, James Sethna Lab 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.