fig10
![Design of manganese dioxide for supercapacitors and zinc-ion batteries: similarities and differences](https://image.oaes.cc/079ae441-6d1e-4da3-af7d-a0702043cdeb/5321.fig.10.jpg)
Figure 10. (A) Zn2+ storage mechanism for VO-MnO2. (B) comparison of adsorption energies for Zn2+ on δ-MnO2 and VO-MnO2. (C) cycling performance of VO-MnO2 at 0.2 A g-1. Reproduced with permission[136]. Copyright 2019, Wiley-VCH. (D) Zn2+ storage in