Recent Advances on Renewable and Biodegradable Cellulose Nanopaper Substrates for Transparent Light-Harvesting Devices: Interaction with Humid Environment

Figure 15

FE-SEM micrographs of cellulose nanofibre nanopaper sections acquired: (a) on pristine nanopaper; (b) after hot-pressing for two hours; (c) after hot-pressing and deposition of a paraffin wax on nanopaper surface. Reproduced from reference [50] with permission from the American Chemical Society.

(a)

(b)

(c)