Helical Crystal 2 (IMAGE) University of California - Berkeley Caption Helical crystals grown by UC Berkeley and Berkeley Lab researchers may yield surprising new properties, like superconductivity. Credit UC Berkeley image by Yin Liu Usage Restrictions with credit 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.