Table 1.
FT-IR interpretation of the multiple functionalized MWCNTs.
| S. No. | Formulations | Peak Position (cm−1) | Interpretation |
|---|---|---|---|
| 1 | COOHMWCNTs | 3423 | O-H stretching of carboxylic acid |
| 2358 | C-H stretching vibration | ||
| 1701 | C=O stretching of carboxylic acid | ||
| 2 | COClMWCNTs | 2357 | C-H stretching vibration |
| 801 | C-Cl stretching of an acylated group | ||
| 3 | LyMWCNTs | 3440 | N-H and O-H stretching of an amine and carboxylic group |
| 2359 | C-H stretching vibration | ||
| 1677 | C=O stretching of an amide bond | ||
| 1403 | -C-N stretch vibration | ||
| 4 | GAMWCNTs | 3433 | O-H stretching of a free hydroxylic group |
| 1625 | -C=N- stretch of an imine bond | ||
| 1401 | -C-N- stretching vibration | ||
| 5 | MAMWCNTs | 3428 | O-H stretching of a free hydroxylic group |
| 1623 | -C=N- stretch of imine bond | ||
| 1407 | -C-N- stretching vibration | ||
| 6 | LAMWCNTs | 3430 | O-H stretching of free a hydroxylic group |
| 1629 | -C=N- stretch of an imine bond | ||
| 1414 | -C-N- stretching vibration |