Figure 6: Electrochemical performance of N-S-G/Fe3O4 composite and Fe3O4 nanoparticles electrodes cycled between 0.01 and 3.0 V vs. Li+/Li. | Scientific Reports

Figure 6: Electrochemical performance of N-S-G/Fe3O4 composite and Fe3O4 nanoparticles electrodes cycled between 0.01 and 3.0 V vs. Li+/Li.

From: Encapsulation of Fe3O4 Nanoparticles into N, S co-Doped Graphene Sheets with Greatly Enhanced Electrochemical Performance

Figure 6

(a) Cyclic voltammograms of N-S-G/Fe3O4 composite electrode of the 1st, 2nd, 5th and 10th cycles at a scan rate of 0.1 mVs−1 in the voltage range of 0.01–3.0 V. (b) Voltage profiles for selected cycles of N-S-G/Fe3O4 composite electrode at the current density of 100 mAg−1. (c) Capacity vs. cycle number curves and coulombic efficiency from the first cycle to the 100th cycle for the N-S-G/Fe3O4 composite and Fe3O4 nanoparticles at the current density of 100 mAg−1 with cut-off voltage between 0.01 and 3.0 V. (d) Rate capabilities of N-S-G/Fe3O4 composite and Fe3O4 nanoparticles electrodes at various currents (100 mA/g, 200 mA/g, 500 mA/g, 1000 mA/g).

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