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The images from SEM analysis showed the surface (A: SL, B: SLC, C: SLE, D: SLEC) and cross sections (E: SL, F: SLC, G: SLE, H: SLEC). The cross sections showed that nanocellulose reinforcement into PLA (F,H) have smaller pores compared to without nanocellulose (E,G) (adapted, with permission from Yu et al., 2019).
