fig4

Figure 4. (A) Schematic illustration of synthesis procedure of the CC-ZnS/CNT and its corresponding (B) HRTEM image, (C) Cycling performance at 0.1 A·g^-1, (D) Rate capability compared with pure ZnS and ZnS/CNT, and (E) Long-term cycling performance at 2.0 A·g^-1. Quoted with permission from Hou et al.^[57]; (F) Schematic representation depicting the synthesis process of the MoSe₂/Cr₂Se₃@N-HCSs; (G) Cycling stability of MoSe₂/Cr₂Se₃@N-HCSs in SIBs. Quoted with permission from Wang et al.^[60]. CC-ZnS/CNT: Covalently coupled ZnS/CNT composite; HRTEM: high-resolution transmission electron microscopy; SIBs: sodium-ion batteries.