Figure 1 (IMAGE) Peking University Caption Figure 1. A,B, Isolated Fe adatom and the tunneling spectra on single-layer FeSe. C, Tunneling spectra collected along the arrow in A. D, Zero-bias conductance imaging for the adatom in A. E, Exponential fit to the linecut L in D. Credit Wang Jian 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.