Table 3.
REELS spectral parameters evaluated for the investigated carbon nanomaterials.
| Sample | π + σ Contributions (%) | Average Number of Layers, n | |||||
|---|---|---|---|---|---|---|---|
| C sp2S Eloss
= 19.5 eV |
C sp2B Eloss = 27 eV | C sp3S Eloss = 23 eV | Csp3B Eloss = 33.8 eV | Csp2B/Csp2S | d from XRD (Table 1) | Average Value of n (XRD and REELS) |
|
| * GO-foil | 13.0 | 33.0 | 33.2 | 20.8 | 2.54 | 6.1 | 6.5 ± 0.4 |
| GO-driedUHV | 15.9 | 23.4 | 41.0 | 19.7 | 1.47 | 3.2 | 4.8 ± 2.2 |
| ** rGO-N2H4 | 15.6 | 39.0 | 23.8 | 21.6 | 2.51 | 6.1 | 4.8 ± 1.9 |
| ** rGO-N2H4 -MW | 10.6 | 34.5 | 13.6 | 15.3 | 3.26 | 9.0 | 9.0 |
| rGO-N2H4-MWT | 13.4 | 35.9 | 33.0 | 17.7 | 2.67 | 12.8 | 9.4 ± 4.9 |
| GO-exp | 14.5 | 31.2 | 33.3 | 21.0 | 2.15 | 6.2 | 6.9 ± 0.9 |
| rGO-exp-N2H4 | 12.4 | 33.3 | 32.7 | 21.6 | 2.69 | 13.4 | 15.2 ± 2.5 |
| * rGO-CH2O | 17.2 | 31.4 | 33.6 | 17.8 | 1.83 | 8.4 | 10.1 ± 2.3 |
| rGO-CH2O-MWT | 14.3 | 32.0 | 37.5 | 16.2 | 2.24 | 10.0 | 8.0 ± 2.9 |
| rGO-HCO2H-MWT | 12.5 | 29.8 | 36.5 | 21.1 | 2.39 | 10.9 | 8.6 ± 3.3 |
| * Gr | 18.5 | 74.7 | 6.8 | 0 | 4.04 | 29.3 | |
| * Gr-exp | 14.7 | 61.9 | 20.8 | 2.5 | 4.21 | 32.6 | |