Figure 1

The simulated photoelectron spectra of Au8M− (M = Si, Ge, Sn). The insets show the corresponding structures.
The dopant atoms are shown in color (Si in blue, Ge in red and Sn in black).
The simulated photoelectron spectra of Au8M− (M = Si, Ge, Sn). The insets show the corresponding structures.
The dopant atoms are shown in color (Si in blue, Ge in red and Sn in black).