Figure 5-4. Scanning electron microcope images illustrating polyacrylonitrile layer prepared “conventional” electrospinning (A) and aligned electrospun polyacrylonitrile nanofibers generated on the rotating collector at rotational speeds of 1250 rpm (B).

Adapted with permission from Clark, J.E., Olesik, S.V., 2009. Technique for ultrathin layer chromatography using an electrospun, nanofibrous stationary phase. Anal. Chem. 81, 4121-4129. Copyright American Chemical Society, 2009 and from Beilke, M.C., Zewe, J.W., Clark, J.E., Olesik, S.V., 2013. Aligned electrospun nanofibers for ultra-thin layer chromatography. Anal. Chim. Acta. 761, 201-208. Copyright Elsevier, 2013.

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