fig8

Figure 8. (A) Schematic comparison of a conventional graphite electrode, a particle-size-gradient (PSG) electrode, and a porosity-gradient (PG) electrode, (B) Capacity retention and Coulombic efficiency of conventional, PSG, and PG graphite electrodes during cycling at 2 C and room temperature; (A and B) Reproduced from Ref.^[110], licensed under CC BY 4.0. (C) Schematic comparison of particle contact and mechanical integrity in dry-processed bare graphite (DP-bGr), polydopamine-coated graphite (DP-PD@Gr), and crosslinked graphite (DP-xPDAA@Gr) electrodes, (D) Cycling stability of graphite/NCM622 full cells fabricated using these electrodes; (C and D) Reproduced from Ref.^[114], licensed under CC BY 4.0. (E) Schematic of graphite-electrode cracking and interfacial contact loss on copper foil, copper mesh, and carbon nanotube (CNT)-coated copper mesh current collectors, (F) Cycling performance of graphite electrodes using the three current collectors at 0.5 C; (E and F) Reproduced from Ref.^[116], licensed under CC BY 4.0.