Quantum Quirk Contained (IMAGE) University of Calgary Caption Researchers at the University of Calgary and University of Paderborn designed a quantum memory device using a waveguide in a crystal doped with rare-earth ions. Credit Wolfgang Tittel/University of Calgary Usage Restrictions Please use above 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.