Table 2.

Performances of MXene-based electrodes in SCs

MXene-based materials	Method	wt. (%)	Capacitance (F/cm3@mV/s)	Rate cap. (%)	Range (mV/s)	Cycle no	Rc (%@mV/s)	Refs.
Ti3C2Tx	HF	2 − 3 (mg/cm2)	340@20	62.2	2 − 100	104	100/5	[157]
d-Ti3C2Tx	HF	1.2 (mg/cm2)	520@2	42.3	2 − 100	104	100/5	[158]
Ti3C2Tx hydrogel	HCl/LiF	5.3 (mg/cm2)	1500@2	56.8	2 − 104	104	90/5	[159]
Ti3C2/PVA-KOH	VAF	90	528@2	58.5	2 − 102	104	83.7@5 A/g	[124]
Ti3C2/PDDA	VAF	90	296@2	74.3	2 − 102	104	88.7@5 A/g	[124]
Ti3C2/PPy	VAF	66.7	1000@5	–	2 − 105	2.5 × 104	92@100	[118]
Ti3C2/rGO/PDDA	VAF	95	1040@2	61	2 − 103	2.5 × 104	∼100@100	[86]
MWCNT/Ti3C2/PCL	SC	24	182 F/g@10	15	10 − 105	∼2100	80	[160]
Ti3C2/PEDOT	ED	–	2.4 mF/cm2@10	85.3	10 − 106	3 × 104	∼100	[161]

PVA poly(vinyl alcohol), PDDA polydiallyldimethylammonium chloride, PPy polypyrrole, PCL polycaprolactone, MWCNT multiwalled carbon nanotube, PEDOT poly(3,4-ethylenedioxythio-phene), PDA polymeric dopamine, VAF vacuum-assisted filtration, ED electrochemical deposition, SC spray coating