Juan Carlos Idrobo, ORNL (IMAGE) DOE/Oak Ridge National Laboratory Caption ORNL's Juan Carlos Idrobo helped develop an electron microscopy technique to measure magnetism at the atomic scale. Credit ORNL 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.