fig10

Figure 10. (A) Schematic representation of the preparation of K-V₂C@MnO₂. (B and C) SEM image of K-V₂C@MnO₂. This figure is quoted with permission from Zhu et al. Copyright (2021) American Chemical Society^[85]. (D) Schematic representation of the preparation process of the MnO₂/MXene superlattice. (E) SEM image of the MnO₂/MXene. This figure is quoted with permission from Wang et al. Copyright (2023) American Chemical Society^[87]. (F) Schematic representation for the synthesis strategy of 3D Ti₃C₂T_x@MnO₂ microflowers. (G) Schematic representation of the mechanism of improved performance of 3D high-density Ti₃C₂T_x@MnO₂ microflower cathode. This figure is quoted with permission from Shi et al. Copyright (2020) Royal Society of Chemistry^[88]. (H) Schematic representation of the synthetic process for MnO₂@MXene heteronanosheets. This figure is quoted with permission from Wu et al. Copyright (2023) Elsevier^[89]. (I) The ex-situ XRD pattern of inactive ZnO byproduct generated during the cycles of ZMO cathode. (J) Schematic representation of the synthesis of ZMO@Ti₃C₂T_x composite. (K) Schematic diagram of ZMO@Ti₃C₂T_x cathode accelerating charge transfer during charging and discharging. This figure is quoted with permission from Shi et al. Copyright (2020) Elsevier^[90].