From: High-throughput prediction of eucalypt lignin syringyl/guaiacyl content using multivariate analysis: a comparison between mid-infrared, near-infrared, and Raman spectroscopies for model development
Vibrational mode from regression coefficients plot
Lignin vibrational mode
4400-4586
4411 [45]
4546 [46]
4686 [47]
5581-5600
5583 [45]
5959-6009
5963, 5978 [45]
5974, 5978, 5980 [46]
7081-7197
7092 [48]
8459-8674
8547 [46]
8720-8801
8749 [49]