Component | Raman bands (cm−1) | R 2 | Assignments |
---|---|---|---|
Starch | 478 | 0.6976 | C–C–C deformation |
865 | 0.9300 | C–C–H and C–O–C deformations | |
940 | 0.8895 | C–O stretching; C–O–C and C–O–H deformation; α-helix C–C backbone | |
1049 | 0.8308 | C–O and C–C stretching; C–O–H deformation | |
1127 | 0.8862 | C–O and C–C stretching; C–O–H deformation | |
Protein | 1003 | 0.7638 | Phenylalanine ring breath; carotene C–H bending |
1586 | 0.9105 | Phenylalanine | |
1610 | 0.8850 | C=O stretching of protein amide I; –NH2 | |
Triacylglycerola | 972 | 0.8438 | ν (C–C) wagging |
1265 | 0.8783 | Alkyl=C–H | |
1441 | 0.8974 | Alkyl C–H2 bend | |
1658 | 0.7721 | Allyl C=C stretches | |
2851 | 0.8902 | C–H2, C–H3 asymmetric and symmetric stretches |