Performance Enhancement of Carbon Nanomaterials for Supercapacitors

Table 1

Properties of different electrolytes [23].

Electrolyte	Cost	Toxicity	Ion	Ion size (nm)	Pseudocapacitance
Aqueous	Low	Low	K^+	0,26	Yes
				0,37
Organic	Medium/high	Medium/high	Et4N^+·9ACN (solvated)	1.30	No
			Et4N^+·9ACN (bare cation)	0,67
			BF4·9ACN (solvated)	1.16
			BF4·9ACN (bare cation)	0,48
Ionic liquids	High	Low	EMI^+	0,76 × 0,43	No
			TFSI	0,8 × 0,3