Fig. 5.

TEM images and electrochemical performance of LIB assembled with YS structure anode: a Sn@C nanocube, the corresponding b cyclic voltammetry curves and c cyclic performance. Reprinted with permission from Ref. [87]. d Ni₂P wrapped by graphene networks, the corresponding e rate performance at different current densities, and f long-term cycle performance. Reprinted with permission from Ref. [124]. g urchin-like Bi₂S₃@ppy, the corresponding h galvanostatic profiles and i long-term cyclic performance. Reprinted with permission from Ref. [72]. j Fe₃O₄@Fe₃C nanospindle and k the corresponding long-term cyclic performance. Reprinted with permission from Ref. [93]. l Schematic illustration of volume expansion of YS structure yolk after lithiation. Reprinted with permission from Ref. [104]