fig8

Figure 8. (A) Schematic preparation of MX-TiN and S/MX-TiN hybrid. (B) SEM image of MX-TiN. (C) Long cycle performance of S/MXene, S/MX-TiO₂, and S/MX-TiN cathodes at 5 C. (D) Rate capability of S/MX-TiN at high sulfur loading of 5.15 mg cm^-2 and E/S ratio of 11.61. Reproduced from Ref.^[99] with permission from Springer. (E) Synthetic schematic of MXene@CoSe₂/NC. (F) SEM and (G) TEM images of MXene@CoSe₂/NC hollow spheres. (H) Cycle performance of LSBs equipped with MXene@CoSe₂/NC with different sulfur loadings. (I) Cycle life of LSBs with MXene@CoSe₂/NC with different E/S ratios. Reproduced from Ref.^[100] with permission from Elsevier.