Influence of carbon coating on the electrochemical performance of SiO@C/graphite composite anode materials

Lu Hao^{1, 2}, Wang Junyang^{1, 2}, Liu Bonan³, Chu Geng⁴, Zhou Ge^{1, 2}, Luo Fei⁵, Zheng Jieyun^{1, 2}, Yu Xiqian^{1, 2, ‡}, Li Hong^{1, 2, †}

SEM images of (a) and (e) SiO@C/G-5, (b) and (f) SiO@C/G-10, (c) and (g) SiO@C/G-15, (d) and (h) SiO@C/G-35 composite electrodes collected in full cells after 2 cycles, and (i) and (m) SiO@C/G-5, (j) and (n) SiO@C/G-10, (k) and (o) SiO@C/G-15, (l) and (p) SiO@C/G-35 composite electrodes after 100 cycles.