Journal of Nanomaterials / 2013 / Article / Fig 4

Research Article

Assembly of Oriented Ultrafine Polymer Fibers by Centrifugal Electrospinning

Figure 4

Optical microscope images of PVP fibers electrospun at conditions of 6.2 kV and 3.0 cm with rotational velocity of (a) 360 rpm, (b) 420 rpm, and (c) 540 rpm.

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