Research Article
Impact on CO2 Uptake of MWCNT after Acid Treatment Study
Table 3
XPS results of the surface of multiwalled carbon nanotubes.
| | Sample | Concentration [at. %] | | C | O | N |
| | CNT_pristine | 96.23 | 3.77 | — | | CNT_HNO3 | 91.23 | 8.36 | 0.42 | | CNT_H2SO4/HNO3 | 89.03 | 10.41 | 0.57 |
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