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Electrochemically Driven, Electrode-Addressable Formation of Functionalized Polydopamine Films for Neural Interfaces


  • This work was financially supported by the grant from the Industrial Source Technology Development Program (10033657) of the Ministry of Knowledge Economy (MKE). It was also supported by the Basic Science Research Programs through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (MEST) (2012-0000908, 2012R1A3A2026403, and 2012007327).


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The electrode-specific formation of polydopamine films is achieved by applying positive voltage to the target electrodes at pH 6.0. The functionalization of the films is simultaneously carried out by co-depositing dopamine with molecules of interest onto the electrode.