fig4

Figure 4. Electrochemical performance of MoS₂/C@CNs and MoS₂/C electrodes. (A) CV curves of MoS₂/C@CNs at 0.1 mV s^-1. (B) Discharge-charge profiles of MoS₂/C@CNs tested at 200 mA g^-1. (C) Cycling performance of MoS₂/C@CNs and MoS₂/C electrodes at 200 mA g^-1. (D) Rate performance. (E) Long-term cycle performance of MoS₂/C@CNs electrode at a high rate of 2 A g^-1.