fig9

Figure 9. (A) Schematic illustration of 3D flexible MB based on a serpentine configuration. (B) Discharge capacity comparison between 3D and 2D MBs at different C-rates. (C) Discharge capacity and Coulombic efficiency of 3D flexible MB over 150 cycles at 1 C (reproduced with permission^[83]. Copyright 2020, Elsevier). MB: Microbattery.