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. 2010 Nov 3;10(11):9872–9890. doi: 10.3390/s101109872

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© 2010 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/.)

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Figure 6. — (A) Randles equivalent circuit and (B) Nyquist plots obtained for (a) bare Au, (b) Au/PEDOT/AuNP modified electrode. EIS measurements were carried out in 5 mM [Fe(CN)₆]^−3/−4 containing 0.1 M KCl.