fig4

Figure 4. (A) V-t curves of N-CNP-Zn//N-CNP-Zn symmetric cells during plating/stripping process. (B) Rate performance of symmetric cell with N-CNP-Zn electrode. (C) Cycling performance of N-CNP-Zn//N-CNP-Zn symmetric cells at a high area capacity of 3 mAh cm^-2. (D) CE curves of Zn//Cu cells with and without N-CNP coating layer. (E) Charge/discharge curves of N-CNP-Zn//Cu cell at 3 mAh cm^-2. (F) Cycling performance of Zn//V₂O₅ full cells with bare Zn and N-CNP-Zn at a current density of 0.5 A g^-1.