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. Author manuscript; available in PMC: 2015 Mar 1.
Published in final edited form as: Biofabrication. 2013 Dec 17;6(1):015002. doi: 10.1088/1758-5082/6/1/015002

Table 4.

The thickness of electrospun membranes used for diffusion tests and their corresponding average relaxation time, τ, and effective diffusion coefficient (Deff) as a function of electrospinning time. n=5, p<0.05 between * and **. (n=5)

Sample Mean of Thickness (μm) mean relaxation time, τ (min) Effective diffusion coefficient, Deff (mm2/s)
2PU10GE 2PU10GE-2.5′ 18.0 5.08±0.67 5.84±0.82 × 10−4
2PU10GE-5′ 20.5 7.92±2.27 4.51±1.52 × 10−4
2PU10GE-10′ 25.6 43.99±2.22 9.5±0.47 × 10−5
6PU10GE 6PU10GE-2.5′ 16.0 8.01±0.54 3.27±0.23 × 10−4
6PU10GE-5′ 17.4 21.10±3.85 1.38±0.28 × 10−4
6PU10GE-10′ 20.2 29.24±8.39 1.18±0.29 × 10−4