Research Article
Synthesis and Characterization of Carbon Nanofibers Grown on Powdered Activated Carbon
Table 4
Compositions of elements in PAC, Ni impregnated PAC, and PAC-CNF.
| Element | Average weight (%) | Average atomic composition (%) | PAC | Ni-PAC | PAC-CNF | PAC | Ni-PAC | PAC-CNF |
| C | 89.98 | 78.85 | 87.37 | 92.10 | 86.69 | 94.05 | O | 4.88 | 13.96 | 3.95 | 7.20 | 11.52 | 6.66 | Na | 0.18 | — | — | 0.10 | — | — | Si | 0.71 | 0.37 | 0.69 | 0.32 | 0.18 | 0.32 | Cl | 0.32 | — | — | 0.40 | — | — | K | 0.33 | 0.36 | 0.55 | 0.11 | 0.12 | 0.18 | Ca | 0.43 | 0.26 | 0.31 | 0.13 | 0.08 | 0.22 | Ni | — | 6.16 | 5.84 | — | 1.39 | 1.29 |
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