Magnetic Fluctuations (IMAGE) Forschungszentrum Juelich Caption This is an artistic depiction of the magnetic fluctuations (blue arrows) of a single atom (red ball) lying on a surface (gray balls). Credit Copyright: Reprinted with permission from Nano Lett., DOI: 10.1021/acs.nanolett.6b01344. Copyright 2016. American Chemical Society. Usage Restrictions Please refer to: http://pubs.acs.org/page/copyright/rightslink.html 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.