fig9

Figure 9. (A) Functionalized multi-component mesoporous NixCo_3-x(PO₄)₂ hollow shell materials with diverse morphologies prepared via the liquid-phase microwave method, focusing on their specific capacitance characteristics in supercapacitor applications. This figure is quoted with permission^[32]; (B) Bi₂O₃ prepared on CNTs using the gas-phase microwave method, emphasizing their cycle stability in supercapacitor applications. This figure is quoted with permission^[145]; (C) 0D nitrogen-doped porous graphene frameworks with nanoscale particles, fabricated using the gas-phase microwave method, showcasing their high energy density characteristics in supercapacitor applications. This figure is quoted with permission^[146]; (D) Metal oxides and metal sulfide nanoparticles prepared on nitrogen-doped graphene via the gas-phase microwave method. This figure is quoted with permission^[36].