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Table 1 Assignments of the analyzed bands (labelled in Fig. 6b) to specific vibrations of PLA chains

From: Effect of tungsten disulfide nanotubes on crystallization of polylactide under uniaxial deformation and annealing

Wavenumber (cm− 1)

Vibration mode

Associated to phase

Ref.

874

C-COO stretching

Crystalline and amorphous

[39]

924

CH3 rocking and C-C bending

Crystalline

[39]

1095

OCO stretching

–

[26]

1454

asymmetric deformation modes of the CH3 group

–

[39]

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