Fig. 6From: Preparation of PPy-Coated MnO2 Hybrid Micromaterials and Their Improved Cyclic Performance as Anode for Lithium-Ion Batteries a, b Charge-discharge curves for selected cycles of 30 μL PPy-coated MnO2 sample and 50 μL PPy-coated caddice-clew-like MnO2 sample. c, d The cycling performance of the MnO2 sample and PPy-coated MnO2 samplesBack to article page