Figure 3.
Electrochemical properties of the two N-TiO2 anodes. (a) CV curve at 9 mV s−1 of the N-TiO2 xerogel and (b) annealed N-TiO2. (c) The charge-discharge curves of the N-TiO2 xerogel and (d) annealed N-TiO2 at 3 A g−1. (e) Cycle performance.
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