Electrochemical transistor (IMAGE) Northwestern University Caption The vertical electrochemical transistor is based on a new kind of electronic polymer and a vertical, instead of planar, architecture. Credit Northwestern University Usage Restrictions Credit must be given License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.