fig5

Figure 5. (A) CV curves of MXene and MoS2/MXene heterostructure electrodes at a scan rate of 20 mV·s-1; (B) CV curves of MXene, (C) MoS2/MXene-1, (D) MoS2/MXene-2, (E) MoS2/MXene-4 at various scan rates; (F) the specific capacitances calculated from CV curves. CV: Cyclic voltammetry; MoS2: molybdenum disulfide.