Figure 6 .

Measured complex impedance spectroscopy of the GO-film-functionalized IDE. Complex impedance spectroscopy using a Cole-Cole representation at (a) 18%, (b) 40%, (c) 54%, (d) 70%, (e) 85% and (f) 98% RH, repectively.

Yao et al. Nanoscale Research Letters 2012 7:363   doi:10.1186/1556-276X-7-363
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