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. 2019 Dec 11;4(26):21883–21890. doi: 10.1021/acsomega.9b02866

Figure 1.

Figure 1

Sorption–desorption curves for (a,b) 15, (c,d) 50, and (e,f) 100 μm thick pure PEDOT:PSS films exposed to 30% RH, 60% RH, and 80% RH at 50 °C. The water uptake is dimensionless and defined by eq 1.