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Wrinkled surface topographies of electrospun polymer fibers
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10.1063/1.3118526
/content/aip/journal/apl/94/15/10.1063/1.3118526
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/15/10.1063/1.3118526
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

Surface morphology of polymer fibers electrospun from (a) a PS/THF solution; (b) a PAN/DMF solution; (c) a PS/DMF solution; and (d) a PS in a mixed solvent of DMF and THF. Inset fibers outlined in white for emphasis.

Image of FIG. 2.
FIG. 2.

Dependence of critical wave number on for different . The lines are analytical results of Eq. (2); the symbols are numerical results.

Image of FIG. 3.
FIG. 3.

Map of numerical results for wrinkled cross-section as a function of and , shown for each pair of and values indicated by the axis labels.

Image of FIG. 4.
FIG. 4.

(a) Dependence of on for different (solid line is the theory solution according to Eq. (3); filled symbols correspond to lowest mode cases where and ). (b) Surface patterns for different radius fibers with the same thickness at and , showing wavelength ( and , respectively) to be independent of fiber radius.

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/content/aip/journal/apl/94/15/10.1063/1.3118526
2009-04-17
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Wrinkled surface topographies of electrospun polymer fibers
http://aip.metastore.ingenta.com/content/aip/journal/apl/94/15/10.1063/1.3118526
10.1063/1.3118526
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