Sample (IMAGE) DOE/Brookhaven National Laboratory Caption This is a microscopic image of one of the bismuth strontium calcium copper oxide samples the scientists studied using a new high-speed imaging technique. Color changes show changes in sample height and curvature to dramatically reveal the layered structure and flatness of the material. Credit Brookhaven National Laboratory Usage Restrictions OK for use with stories about this research and credit to Brookhaven National Laboratory 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.