Fig. 5

Electrochemical performances of MoS₂@CNFIG hybrid and pure MoS₂. a CV curves at 0.1 mV s⁻¹ and b discharge/charge curves at 0.1 A g⁻¹ of MoS₂@CNFIG in the 1st, 2nd, and 5th cycles; c rate performances of pure MoS₂ and MoS₂@CNFIG hybrid from 0.1 to 5 A g⁻¹; d discharge/charge curves of MoS₂@CNFIG hybrid at different current densities; e Nyquist plots of the pure MoS₂ and MoS₂@CNFIG after being cycled 5 times at 0.1 A g⁻¹; f the Z′–ω^−1/2 curves in the low-frequency region of Nyquist plots for pure MoS₂ and MoS₂@CNFIG hybrid, respectively; g long-term cycling performances of MoS₂@CNFIG at 1.0 and 5.0 A g⁻¹ and their corresponding Coulombic efficiencies; h schematic illustration of the Na⁺ storage mechanism and electronic conductivity in the MoS₂@CNFIG hybrid with stable “interpenetrating networks”