Figure 9.
SEM images of the neat PVP aerogel (a) and the PVP/CNC composite aerogels with CNC content (wt.%) of: 4.6 (b); 10.9 (c); 19.6 (d); 28.9 (e); 70.6 (f), respectively. Scales: 2 µm (a,c,d,e,f); 1 µm (b).
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