Journal Article organic electrochemical transistors n-type polymers organic field-effect transistors PBFDO THz spectroscopy Thermoelectric polymers anisotropic alignment catalyst aggregation charge trapping complementary circuits conducting polymers electron transport high‐temperature rubbing implantable bioelectronics integrated complementary logic circuits inverters microstructures molecular weight n-doping efficiency non-ideal behavior n‐type conductive polymers organic mixed ionic-electronic conductors organic mixed ionic‐electronic conductors photo‐patternable solid‐state electrolyte polymer semiconductors pulsing stability scalable synthesis scanning Kelvin probe microscopy single‐ether side chains