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. Author manuscript; available in PMC: 2010 Mar 28.
Published in final edited form as: Sens Actuators B Chem. 2009 Mar 28;137(1):379–385. doi: 10.1016/j.snb.2008.10.027

Figure 4.

Figure 4

Background cyclic voltammograms of a 0.1M PBS (pH 6.5) solution recorded at a flexible PEN substrate SPE before (A) and after (B–D) inward longitudinal bending at different angles: 90° (B), 180° (C), and 180° pinched (D). Bending time, 5 min; scan rate, 0.1 V/s.