Crystal (IMAGE) California Institute of Technology Caption This high-resolution scanning electron microscope (SEM) image of BaTiS3 crystals is overlaid with illustrations showing the orientation of individual atoms in the crystal. Despite the atomic perfection of the crystal, it is unexpectedly poor at transporting thermal energy. Credit Caltech/USC/ORNL Usage Restrictions For use in news stories only 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.