Fig. 7.

The capacitance and number density in slit-type models. The capacitance as a function of pore size. For a small range. Reprinted with permission from Ref. [24]. Copyright (2011) American Chemical Society. For b large range. Reprinted with permission from Ref. [26]. Copyright (2011) American Chemical Society. c The variation of EDL interference factor with the pore size. Reprinted with permission from Ref. [103]. Copyright (2011) American Chemical Society. d The variation of capacitance when adding organic solvents. Reprinted with permission from Ref. [106]. Copyright (2012) American Chemical Society. e The diagram of a sandwich capacitance model. Reprinted with permission from Ref. [25]. Copyright (2010) American Chemical Society. Adding ACN molecules, the variation of f self-diffusion coefficient. Reprinted with permission from Ref. [109]. Copyright (2016) American Chemical Society. The variation of g capacitance with ACN concentration. Reprinted with permission from Ref. [108]. Copyright (2016) American Chemical Society. At different voltages, h capacitance and i number density. Reprinted with permission from Ref. [113]. Copyright (2012) American Chemical Society