Scanning Tunneling Microscope Tip (IMAGE) Helmholtz Association Caption Using a scanning tunneling microscope tip, defined electricity pulses were applied to the molecule, which switches between different magnetic states. Credit CFN/KIT 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.