fig5
Figure 5. Cross-sectional images of anodes before cycling: (A) Si/CNFs/C, (B) Si/CNFs, (C) Si/C. After 1,000 cycles: (D) Si/CNFs/C, (E) Si/CNFs; (F) Si/C; (G) Schematic of ion and electron transport pathways in the composite structure. CNFs: Carbon nanofibers.
