Graphic illustration (a) for the fabrication, (b) showing pathways for Na+
diffusion and electron transfer, (c) cycling, and (d) rate performance of the MoS2 vertically aligned on carbon paper. (e) The schematic diagram for synthesis of mesoporous carbon (MC) and Fe3
] (copyright 2016, Wiley). (f) Structural schematic diagram for the formation of Fe3
C nanosheets [167
] (copyright 2019, Elsevier).