Physics – Condensed Matter – Soft Condensed Matter
Scientific paper
2011-09-12
Physics
Condensed Matter
Soft Condensed Matter
accepted for publication in Soft Matter
Scientific paper
10.1039/C1SM06009K
Direct near field electrospinning is used to produce very long helical polystyrene microfibers in water. The pitch length of helices can be controlled by changing the applied voltage, allowing to produce both micro springs and microchannels. Using a novel high frequency variable voltage electrospinning method we found the helix formation speed and compared the experimental buckling frequency to theoretical expressions for viscous and elastic buckling. Finally we showed that the newmethod can be used to produce new periodic micro and nano structures.
Abdollahzadeh I.
Bonn Daniel
Ejtehadi R.
Shariatpanahi Seyed Pooya
Shirsavar R.
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