Crystals (IMAGE) University of Maryland Caption Crystals of a promising topological superconductor grown by researchers at the University of Maryland's Quantum Materials Center. Credit (Credit: Sheng Ran/NIST). 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.