Table 1 Perpendicular dipole moment for the interrupted and extended configurations of the systems under consideration (1 Debye = 3.336 × 10−30 C · m).

From: Electrical properties of graphene-metal contacts

Material

Interrupted structure

Infinite structure

Perpendicular Dipole (D)

Perpendicular Dipole (D)

Cu

−0.34

−0.32

Ni

−1.09

−0.49

Pd

−0.90

−2.60

Pt

−1.49

−2.68