Rs, serial resistance; Rct, charge-transfer resistance; Cdl, double-layer capacitance; Rtm, transmission resistance; Cad, capacitance due to the adsorption of I−/I3− on the graphitic basal plane; J0, exchange current density.
CE | Electrolyte | Rs (ohm⋅cm2) | Rct (ohm⋅cm2) | Cdl (μF cm2) | Rtm (ohm⋅cm2) | Cad (μF cm2) | J0 (mA cm−2) |
Pt | Co(bpy)32+/3+ | 3.12 | 1.85 | 8.88 | — | — | 13.9 |
SeGnPs | 3.20 | 0.13 | 17.5 | — | — | 234 | |
Pt | I−/I3− | 3.42 | 0.61 | 6.02 | — | — | 21.1 |
SeGnPs | 2.92 | 0.23 | 133 | 0.17 | 12.4 | 32.1 |