PEDOT is the only conducting polymer that is commercially produced on a large-scale...The properties of PEDOT depend on counterions, which led to the development of PEDOT: PSS, or poly(3,4-ethylenedioxythiophene) poly(styrenesulfonate), dispersions, which is the basic form of the commercial product...... From PEDOT: principles and applications of an intrinsically conductive polymer, by Andreas Elschner et al.. CRC Press, Taylor & Francis Group, Boca Raton, 201