Microchip to Study Atoms (IMAGE) University of Basel Caption A microchip is used to trap a cloud of ultracold atoms and to entangle the atoms' magnetic moments. Credit Illustration: University of Basel, Department of Physics Usage Restrictions Give adequate 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.