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. 2015 Mar 17;5:9164. doi: 10.1038/srep09164

Figure 5. Schematic diagram of the catalytic mechanism of Co nanoparticles during the lithiation and delithiation process of SnO2/Co3O4/rGO nanocomposites electrode.

Figure 5

Nano-sized Co particles promote the conversion reaction from Sn to SnO2 nanoparticles and the decomposition of Li2O during the delithiation process.