| Wavenumbers (cm−1) | Assignments | |||
| references | ||||
| Present work | Y. Wang et al. [13] | |||
| LN | LT | LN | LT |
|
| 3424 | 3424 | 3430 | 3370 | OH stretching |
| 2925 | 2925 | 2920 | 2925 | Saturated C-H stretching |
| 2367 | 2367 | 2360 | 2360 | C-O stretching of acetyl or Carboxylic acid |
| 1733 |
| 1734 |
| C=O stretching |
| 1647 | 1647 | 1636 | 1636 | OH deforming |
| 1422 | 1434 | 1450 | 1455 | Aromatic methyl group stretching (lignin) |
| 1244 |
| 1383 | 1383 | C-H in deforming |
| 1164 | 1158 | 1160 | 1160 | Antisym. bridge C-OR-C stretching (cellulose) |
| 1045 | 1045 | 1062 | 1062 | C-OR stretching (cellulose) |
| 901 | 901 | 854 | 854 | CH2 deforming |