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. 2009 Jun 9;2:7. doi: 10.3389/neuro.16.007.2009

Figure 7.

Figure 7

Effects of continuously pulsing (200 μs phase duration, 70 μA amplitude, 100 Hz) IrOx- and PEDOT-coated electrodes (413 μm2) for 2 h characterized by the change in 1 kHz impedance and Qcap. The SEM image of a pulsed IrOx site shows an extensively damaged coating.