fig5

Figure 5. Cross-sectional SEM images for electrode changes before and after. Electrode thickness changes of (A and B) SiNP and (C and D) CB-MYS 600 before and after 50 cycles; Cross-sectional SEM images of (E) SiNP and (F) CB-MYS 600 after 50 cycles. CB: Carbon bridged; MYS: multi-layered yolk-shell; SEM: scanning electron microscopy.