Fig. 3

Performances and images of devices, and molecule structures. a Top-gated FET with n-type P(NDI2OD-T2) wires. b Array of electrochemical transistors with PEDOT:PSS wires. c Electrochemical transistors with PEDOT:PSS wires covered by patterned photoresist for local sensing. d Molecule structures of P(NDI2OD-T2) and PEDOT:PSS polymers