fig13

Figure 13. (A) Schematic illustration of 3D Sn@G-PGNWs. Copyright 2014, ACS Nano[141]. (B) Schematic illustration of the synthesis of Sn4P3 and Sn4P3@C. Copyright 2019, Energy Storage Materials[144]. (C) Schematic illustration of the synthesis of Sn4P3/MGS-80.