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. 2014 May 29;4:5102. doi: 10.1038/srep05102

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(a) I_bias-V_bias plot of a CNT with a diameter of 17 nm and a length of 5.7 μm. The bottom-right inset is a SEM image of the CNT under measurement and the up-left inset is its TEM image after measurements. (b) I_collect-V_collect plots of the CNT with V_bias ranging from 2.97 to 3.21 V at 0.04 V intervals. (c) I_collect-V_bias and J-V_bias plots of the CNT with V_collect = 0 and 15 V.