S. No. | FT-IR peaks in PM-CNPs (cm−1) | Functional groups |
---|---|---|
1. | 3402.54 | Presence of hydroxyl bond |
2. | 2924.18 | Stretching vibrations of CH3 and CH2 |
3. | 1639.55 | Presence of C=O stretch in an amide bond |
4. | 1464.02 | CH3 and CH2 deformations |
5. | 1377.22 | Symmetrical bending of CH3 |
6. | 1149.01 | Presence of P=O peak |
7. | 1047.36 | Stretching vibration of –C–O– |