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Figure 5
Normalized C K-edge absorption spectra of (a) the graphite and the carbon nanotubes with diameters of (b) 220 ± 100, (c) 30 ± 15 nm and (d) 10 ± 5 nm. The inset displays the enlarged part of the near edge on a magnified scale. |
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Figure 5
Normalized C K-edge absorption spectra of (a) the graphite and the carbon nanotubes with diameters of (b) 220 ± 100, (c) 30 ± 15 nm and (d) 10 ± 5 nm. The inset displays the enlarged part of the near edge on a magnified scale. |