Fig. 3From: Characterization of 3D electrospinning on inkjet printed conductive pattern on paperAnalysis electric field singularity and electrospun fiber images stacked on the curved shape conductive patterns. a The distribution of relative electric field according to the variation of height of needle tip and the position of conductive pattern. b–d SEM and CCD camera images are fiber images stacked on acute, right and obtuse angled cornersBack to article page