Liquid-Assisted Electrospinning Three-Dimensional Polyacrylonitrile Nanofiber Crosslinked with Chitosan

Figure 1

(a) SEM images and (b) fiber diameter distribution of electrospinning 2D-PAN fiber mats; (c) SEM images and (d) fiber diameter distribution of the electrospinning 3D-FNFS nanofiber.

(a)

(b)

(c)

(d)