Figure 1

Atomic geometries of the studied systems: graphene and Pb on C-terminated SiC (a–c), and on Si-terminated SiC (d–f). In (c) and (f) one less Pb atom (13 instead of 14) in the \((\sqrt{7} \times \sqrt{7})R19.1^\circ\) cell is considered.

Atomic geometries of the studied systems: graphene and Pb on C-terminated SiC (a–c), and on Si-terminated SiC (d–f). In (c) and (f) one less Pb atom (13 instead of 14) in the \((\sqrt{7} \times \sqrt{7})R19.1^\circ\) cell is considered.