Figure 7From: Hollow Nanostructured Anode Materials for Li-Ion BatteriesAnode performance of the as-prepared V2O5-based nanocomposites with 15 wt% SnO2: a charge–discharge tests at the current density of 350 mA g−1 in the potential window of 0.01–3 V; b c apacity versus cycle number for V2O5–SnO2 double-shelled nanocapsules at the 350 mA g−1 rateBack to article page