Fig. 6
From: Electrospinning onto Insulating Substrates by Controlling Surface Wettability and Humidity
Images of near-field electrospun films on a a hydrophobic surface and b a hydrophilic surface. Images of polymer fibers written directly onto a polymer substrate with a hydrophobic surface (left) and a hydrophilic surface (right); c a digital camera photograph and d a digital micrograph. Images of electrospun polymer fibers written directly on a hydrophilic surface; e a digital camera photograph and f a digital micrograph