Figure 5.

(A) Quantum capacitance of graphene with respect to the number of layers in a 1.0 M NaF aqueous electrolyte and (B) C_Q, C_dl, and total areal capacitance of graphene with respect to the number of layers. These panels were reproduced with permission from ref (34). Copyright 2015 American Chemical Society. (C) Schematic of the charge distribution of few-layer graphene in ionic liquid showing the screening effect. This panel was adapted with permission from ref (36). Copyright 2013 Nature Portfolio. Integrated C_Q of graphene at different applied (D) axial strains and (E) curvature. These panels were reproduced with permission from ref (24). Copyright 2013 American Chemical Society. (F) C_Q of graphene with respect to the vacancy defect concentration. Data for panel F are taken from the text of ref (13).