Fig. 5From: Preparation of PPy-Coated MnO2 Hybrid Micromaterials and Their Improved Cyclic Performance as Anode for Lithium-Ion BatteriesThe XRD patterns of PPy-coated MnO2 samples. The left is (a) urchin-like MnO2 sample and (b) 10 μL, (c) 20 μL, (d) 30 μL, and (e) 50 μL PPy-coated. The right is (a) caddice-clew-like MnO2 sample and (b) 30 μL, (c) 50 μL, (d) 75 μL(e), and 100 μL PPy-coatedBack to article page