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. 2019 Sep 2;9:12640. doi: 10.1038/s41598-019-49132-x

Figure 2.

Figure 2

SEM of PVA/DSs nanofibers before crosslinking: (a) PVA/DSs nanofibers after crosslinking: (b) and cross-linked PVA/DSs after immersing in 0.5% w/w PAN/GENs: (c) 1% w/w PAN/GENs: (d) 2% w/w PAN/GENs: (e) 3% w/w PAN/GENs: (f) 4% w/w PAN/GENs: (g) and 5% w/w PAN/GENs: (h).