Figure 5

(a) Cycling performances of the half-cells of Si@C-based anodes at a current density of 0.5 A g−1 (50 cycles), and (b) the EIS spectra of cells after 50 cycles.

(a) Cycling performances of the half-cells of Si@C-based anodes at a current density of 0.5 A g−1 (50 cycles), and (b) the EIS spectra of cells after 50 cycles.