Fig. 2

SEM images of the as-spun mat of CS/ PVA with weight ratios equal to 10:90 a at low magnification (20,000 x), b High magnification (40,000 x)
SEM images of the as-spun mat of CS/ PVA with weight ratios equal to 10:90 a at low magnification (20,000 x), b High magnification (40,000 x)