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Figure 9: SEM images (a), EDX pattern (b), structural schematic (c), and cycling performance (d) of Al NRs-LiCoO2. Insert of (b) shows a TEM image of Al NRs-LiCoO2, and insert of (d) shows an SEM image of Al NRs-LiCoO2 3D electrode cycled 50 times at 0.2C rate [70].