Fig. 8

One-electron energy levels of Al13(EP) n (n = 0–3) clusters. The occupied and unoccupied states are represented by solid and dashed lines. The up and down arrows indicate the majority and minority spin channels

One-electron energy levels of Al13(EP) n (n = 0–3) clusters. The occupied and unoccupied states are represented by solid and dashed lines. The up and down arrows indicate the majority and minority spin channels