Shake-up effects and intermolecular tunneling in C${}_{60}$ ions

F. Guinea, J. Gonzalez, M. A. H. Vozmediano

The multiplet structure induced by the Coulomb interactions in C${}_{60}^{n-}$ ($n=1-12$) is analyzed. The partially ocuppied LUMO gives rise to a set of levels which fill a rela…