Soft, Fuzzy, and Bioactive Conducting Polymers for Improving the Chronic Performance of Neural Prosthetic Devices

Electrodes ....................................................................................... 197 7.4.5 Surface Chemical Characterization by X-Ray Photoelectron

Spectroscopy (XPS) .......................................................................202 7.4.5.1 PEDOT and Counter-Ions ................................................202 7.4.5.2 PEDOT Degradation ........................................................204 7.4.5.3 Current Work ...................................................................205