fig17
Figure 17. (A) Cycling performance of Sb hollow spheres. (B) Rate performance of Sb hollow spheres. (C) Schematic of lithiation of Sb hollow spheres. Reproduced with permission[175] (Copyright 2014, American Chemical Society). (D) SEM of porous hollow Sb chains. (E) Cycling performance of porous hollow Sb chains and Sb/Gr. (F) Rate performance of porous hollow Sb chains and Sb/Gr. Reproduced with permission[176] (Copyright 2019, American Chemical Society).