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Resolution: standard / high Figure 3.
Initial charge and discharge profiles. The electrodes containing the CNT/Co3O4 composite and only CNT are at constant current densities of 0.2, 0.4, and 0.6 mA·cm-2 in the voltage range of 4.35 to 2.35 V.
Yoon and Park Nanoscale Research Letters 2012 7:28 doi:10.1186/1556-276X-7-28 |