Microscope Image Without Numbers and Axis (IMAGE) Northwestern University Caption Microscope image of one of the studied devices, consisting of two crosses with the same dimensions, where one has an IrMn3 pillar and the second consists only of Pt. Credit Northwestern University and the University of Messina 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.