Figure 3 Electron density at the energy indicated by the asterisk in Figure 2 for Cl adsorbed at the hollow fcc site on Au(111). The inset shows a side view of the surface and the adsorbed Cl atom, with the area of the larger figure indicated by the red dotted line.
Nature of Cl Bonding on the Au(111) Surface: Evidence of a Mainly Covalent Interaction
Thomas A. Baker, Cynthia M. Friend, and Efthimios Kaxiras Journal of the American Chemical Society 2008; ASAP Article; DOI: 10.1021/ja7109234