fig4
Figure 4. (A) The self-supporting fiber network cathode (LFP/CC) obtained by two types of electrospinning methods (bilayer and interlayer). (B) The FIB-SEM-EDS images of LFP/CC. (C) The folding and twisting tests for 35 × 55 mm2 nonwoven mesh of LFP/CC cathode[55]. Copyright 2024, Elsevier. (D) The fabrication method of "all-in-one" FLBs. (E) The TEM images of fiber cathode and fiber anode in "all-in-one" FLBs[56]. Copyright 2023, Elsevier. (F) Stress-strain test and winding test of PTPA-PO cathode[58]. Copyright 2024, Elsevier.
