Fig. 2From: Superhydrophobic micro-nanofibers from PHBV-SiO2 biopolymer composites produced by electrospinningSEM images of SiO2–incorporated PHBV fibers; a beadless microfibers from a 12 wt.% PHBV solution; b beaded nanofibers from a 4 wt.% PHBV solution; c, d schematics of each morphologyBack to article page