|
967
|
Arabinoxylan [26]
|
|
991
|
C–O stretch [35]
|
|
1006
|
C–O and C–C stretch, and CH2 rock in cellulose [36]
|
|
1016
|
Pectin [27]
|
|
1026
|
C–O, C–O–H, C–O–C, C–C, ring stretching vibration in cellulose and hemicellulose [30, 37, 38]
|
|
1035
|
Aromatic C–H in-plane deformation (lignin) [19, 39];
|
|
C–C, C–O, C–C–O, C–O–C, C–O–H stretch in cellulose and hemicellulose [19, 37, 40, 41]
|
|
1040
|
C–C, C–O, C–O–C, C–O–H stretching vibration in cellulose and hemicellulose [19, 37]
|
|
1053
|
C–O stretch, C–O, C–C ring [19, 41]
|
|
1062
|
Glycosidic linkage in cellulose [28]
|
|
1104
|
C–O–H, C–O–C, C–C, ring stretching vibration in cellulose [19, 37, 41];
|
|
OH band in cellulose and hemicellulose [19, 38, 41]
|
|
1110
|
O–H band in cellulose and hemicellulose (crystalline cellulose); cellulose anti-symmetrical stretch [35]
|
|
1123
|
C–O, C–C stretching in starch [29]
|
|
1159
|
C–C, C–O, C–O–C, C–O–H stretching vibration in cellulose [19, 37, 40–42];
|
|
Anti-symmetrical bridge oxygen stretching [35]
|
|
1173
|
C–O–C, C–C stretch in xylan [30]
|
|
1249
|
Aryl ring breathing mode; C–O stretch (lignin) [19, 35, 41];
|
|
C–O stretch in hemicelluloses [19, 41, 42]
|
|
1315
|
C–H ring, CH2 symmetrical wagging, O–H in-plane bending [19, 35, 42]
|
|
1339
|
O–H in-plane bending and CH in cellulose and hemicellulose [35, 40, 42]
|
|
1374
|
C–H bending in cellulose [35];
|
|
C–H, CH2 bending in hemicellulose [19, 41]
|
|
1419
|
CH2 scissoring at C(6) in cellulose [38];
|
|
C–H deformation in hemicellulose [19, 41]
|
|
1458
|
O–H in-plane bending in cellulose [35];
|
|
CH3 asymmetrical bending (lignin) [19, 39, 41]
|
|
1497
|
Aromatic ring vibration [43]
|
|
1509
|
C=C stretching vibration in aromatic ring of lignin [19, 38, 39, 41]
|
|
1541
|
N–H in amide II [44, 45]
|
|
1639
|
C=C, conjugated or aromatic carbonyl groups [46]
|
|
1647
|
C–O stretching vibration in lignin [41]
|
|
1716
|
C=O stretch in lignin [19]
|
|
1722
|
C=O stretch in lignin [19]
|
|
1733
|
C=O stretching vibration in acetyl groups of hemicellulose [38, 40–42]
|
