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International Journal of Interdisciplinary Research

Table 1 Raman and FTIR peak assignments

From: Thermochemical degradation of cotton fabric under mild conditions

Raman shift (cm−1)a FTIR wavenumber (cm−1)b Peak assignment
328–454   C–C–C ring deformation
516   C–O–C glycosidic linkage vibration
563   In-plane vibration
  713 CH2 rocking vibration
891 895 C–O–C in-plane symmetric vibration (Raman) out of plane C–O–C, β-glycosidic bond (IR)
  1043 C–O stretching
1093   C–O–C glycosidic linkage vibration (Asym)
1117   C–O–C glycosidic linkage vibration (Sym)
  1127 C–O–C bridging vibration
1147   C–C ring vibration
1292   CH2 twisting vibration
1333   CH2 wagging vibration
  1371 O–H bending vibration or C–H deformation
1375   CH2 deformation vibration
1459   C–O–H vibration
  1429 –OH stretching or C–H wagging vibration
  1633 C–O stretching
  1734 C=O stretching
2891   CH2 stretching vibration
  2901 Aliphatic CH and CH2 stretching
3289   O–H and C–O–H stretching
  3413 –OH stretching
  1. aRaman peak assignment (Blackwell et al., 1970; Edwards et al., 1994; Flynn & Stanev, 2016)
  2. bFTIR peak assignment (Chan et al., 2015; Oh et al., 2005)