Quantum Switching with Terahertz Flashes (IMAGE) Iowa State University Caption Jigang Wang of Iowa State and the Ames Laboratory led experiments that switched on a hidden state of matter in a superconductive alloy. Credit Christopher Gannon/Iowa State University 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.