Fig. 4From: The effect of 10,12-pentacosadiynoic acid on the morphology and characteristics of electrospun PDA/PU nanofibersSEM image of nanofibers fabricated by electrospinning the following PU:PCDA ratios (surface × 10,000): a 1:1; b 2:1; c 3:1; d 4:1; e 5:1; f 6:1 (spinning solution concentration: 10 wt%)Back to article page