Variations in the work function of doped single- and few-layer graphene assessed by Kelvin probe force microscopy and density functional theory

D. Ziegler, P. Gava, J. Güttinger, F. Molitor, L. Wirtz, et al.. Variations in the work function of doped single- and few-layer graphene assessed by Kelvin probe force microscopy and density functional theory. Physical Review B: Condensed Matter and Materials Physics (1998-2015), American Physical Society, 2011, 83, pp.235434-1-7. ⟨10.1103/PhysRevB.83.235434⟩. ⟨hal-00639882⟩