Table 1.
Analysis of doped CNT films by Raman spectroscopy.
| No. | Sample | G peak maximum (cm−1) | Shift (cm−1) | ID/IG (–) |
|---|---|---|---|---|
| Pristine CNT film | 1590.0 | 0 | 0.015 | |
| 1 | + bromine | 1598.5 | 8.5 | 0.046 |
| 2 | + boron trifluoride | 1592.5 | 2.5 | 0.014 |
| 3 | + titanium(III) chloride | 1592.3 | 2.3 | 0.018 |
| 4 | + 2-chloroacetic acid | 1592.9 | 2.9 | 0.029 |
| 5 | + trifluoroacetic acid | 1591.0 | 1 | 0.042 |
| 6 | + trifluoroacetic acid anhydride | 1591.0 | 1 | 0.038 |
| 7 | + hexachlorocyclopentadiene | 1592.3 | 2.3 | 0.026 |
| 8 | + 2,4-dichlorophenol | 1591.0 | 1 | 0.014 |
| 9 | + 2,4,5-trichlorophenol | 1591.0 | 1 | 0.035 |
| 10 | + tetrachlorophtalic anhydride | 1591.0 | 1 | 0.025 |