Review Article

A Comprehensive Review on Bast Fibre Retting Process for Optimal Performance in Fibre-Reinforced Polymer Composites

Figure 4

(a) Schematic of a single fibre structure [34] and (b) TEM micrography of the cell wall layer showing the middle lamella (darkest shaded colour between fibres), S1, S2, and S3 [35].
(a)
(b)