Figure 5

Electrochemical performance.
(a) Cyclic voltammograms curves with increasing scan rates of the CNSMC/S-54 composite. (b) Cycle performance at different current rates of the CNSMC/S-54 composite. (c) Prolonged cycle performance and coulombic efficiency of the CNSMC/S and CNMC/S composites (d) Galvanostatic charge/discharge profiles at different current rates of the CNSMC/S-54 composite. (e) EIS parameters of the CNSMC/S-54 and CNMC/S-54 composites during different cycles.