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MnO2 prepared by hydrothermal method and electrochemical performance as anode for lithium ion battery

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Figure

Figure 2 The formation procedure of the MnO2 micromaterials. (a) Caddice-clew-like and (b) urchin-like MnO2 samples.
Figure 3 The XRD patterns of MnO2 materials. (a) Caddice-clew-likeand (b) urchin-like MnO2 samples.
Figure 5 Cyclic voltammograms of MnO(b)2 materials. After fivecharging-discharging cycles measured at a scan rate of 0.05 mV s−1in the potential range of 0.01 ~ 3.60 V
Table 1 Rs, Rsf, and Rct calculated from Nyquist plots forthe MnO2 materials

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